氨水濃縮

What are COD and BODWhat is biochemical oxygen demand (BOD) and chemical oxygen demand (COD)Biochemical oxygen demand (BOD) is also called biochemical oxygen consumption.

珠海江河海公司邀請您參觀“2015第八屆AQUATECH CHINA上海國際水展”

珠海江河海公司邀請您參觀“2015第八屆AQUATECH CHINA上海國際水展”

JHH Water Treatmen invites you to visit "the 8th AQUATECH CHINA Shanghai International Water

Zhuhai Jianghehai Company invites you to visit "the 8th AQUATECH CHINA Shanghai International Water

2015新春大制作－海水淡化海上工程頂目完工交付

2015 Spring Festival production - completion and delivery of sea water desalination offshore project

什幺是COD和BOD什幺是生化需氧量(BOD)，什幺是化學需氧量(COD) 生化需氧量(BOD) 亦稱生化耗氧量。兩種方法都不能反映有機污染物在水中降解的實際情況，因為，兩者都沒有把微生物所能氧化有機物的量表示出來。

2013江河海工會南昆山旅游活動

2013 Jianghehai Labor Union Nankunshan Tourism Activity