Реферат: Очистка хромсодержащих сточных вод гальванопроизводства

                                                                                    ЭД            А       насыщ       А                                                                    вода на

                                                               B3                                            ионит                                                                              водо-

                                                                                                                                                                     К                       К       оборот

                                                                                   B5 

                                                          П                                                    B10                                                     

                                                                                  H3                                           B15       H4

                                                                                                         B6                    

                                                                                                                                                        B16                        B17

                                   У              B1 

                                                                                                                            Е4

                                                       H2                 B4

хромсодер-                                                                                                                                                       B29              B30 B31           B32В33           В34

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