2003年，魏岗联合站污水处理水质合格率只有70%，严重影响到魏岗油田注水合格率，对地层安全形成了极大的威胁。
The pass percent of the water quality after sewage treatment in Weigang Combination Station in 2003is only70%, which forms the severe threat on the stratum layer' s safety.
在一定范围内改变体系的初始压力、温度和THF浓度，得到了各组分在气-水合物两相的摩尔分率和体系达到平衡时的压力。
The equilibrium pressure of system and the mol fractions of all components in vapor and hydrate phases were gained at different initial pressures, temperatures and THF mol concentrations.
研究了驯化过程中菌体存活率、比死亡速率和腈水合酶活性随丙烯酰胺浓度的变化。
The survival rate, specific death rate and nitrile hydratase activity of cells as the function of acrylamide concentration during the process were investigated.
应用推荐