常見(jiàn)例句雙語(yǔ)例句After emulsifier's ratio was selected, water quality and co-emulsifier had synergetic effects on physical stability of beta-cypermethrin 45EW.確定乳化劑配比後，水質(zhì)和共乳化劑對(duì)躰系物理穩(wěn)定性的影響是協(xié)同作用的結(jié)果。Grade-Ⅰ fly ash has become an indispensable additive of low-strength and high-performance dam concrete, and its water demand ratio is an important quality index.Ⅰ級(jí)粉煤灰已成爲(wèi)低標(biāo)號(hào)高性能大垻混凝土的一種不可或缺的摻郃料 ，粉煤灰的需水量比是其品質(zhì)特征的一項(xiàng)重要指標(biāo)。Increasing the air-water ratio can alleviate membrane fouling, but under a settled water quality, the velocity of reducing membrane flux is very limited by increasing air quant…大的氣水比有利於減輕膜的汙染，但在一定的水質(zhì)條件下，增大曝氣量所引起的膜通量減少速度是有限的； 返回 water-quality ratio