常見例句雙語例句These conclusions aid to measure drainage rate of gas and fixing on maintenance period of coal laneway.這些結(jié)論對于檢測煤層瓦斯抽放率以及合理確定煤巷的維護周期具有重要的參考價值。The drawbacks are acacia's low drainage rate and low initial wet web strength, which are bottlenecks to the high paper machine speed especially at the web forming.需要改進的地方是:它的濾水速率和濕紙幅強度較低,這些將是現(xiàn)代高速紙機濕部的瓶頸所在。Cellulasepoor xylanases can reduce the content of fines in the light weight coated secondary fibers and increase drainage rate under appropriate enzymolysis condition.低纖維素酶活木聚糖酶在合適的酶解條件下,能降低輕量涂布紙二次纖維中細小組分含量,增加漿料的濾水速度。 返回 drainage rate