      
  
2017-07-27
                                                                                                                                                                               ( pH >7)                           (pH≥ 7                     (pH≤ 7                                                                            70                                    k-1                                                                                                                                                                                          k-1                       6  9                                                                                                                                                               20℃ 10℃       15℃           800 1500                                                                 pH    6 7                                   3 5      3 5     8 10            4000 5000                                                                                      1000 1500                 pH    5 8                                         4 5        2 3                    5000     6000         3    6                                                                                                  270              3 4          3000 4000                                                                                                            2 3                                                                                                                    6000 7000        6 9      3 4                                                                                                                                             5000 6000      3 5                                                                                                                                           3 4  5 6           1 1.5                                                                                                                                                                                                                                    5 10℃                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                20 25                                                      2000                          10 30                             7                                                                                                                                                                  2.4         2.4.5                       0.08 0.15         15                                                    0.75                                     75 125     50                                                                                                                                                                                                                    2 3                                                                                                                                                                                                                                                                                                      
 
   
 
 
  
 
2014-2015 ©                      蒙ICP备05070829号