海词手机词典

According to the calculation of mass balance,the annual total removal of TN,TP and COD-(Mn) were 44.57mg,15.42mg and 31.13mg per 1g of Elodea Canadensis Mich in 1L water respectively.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌