海词手机词典

In the ATA experiment, the COD concentration of experimental wastewater was about 5000mg/L. when the dilution was 40.0%, the experimental wastewater had a maximum COD removal efficiency of 97.9%.

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