Coal seam water infusion effect的用法和樣例：
例句
- Prewetting of coal seams by water infusion is an essential measure for dust control at working faces.
煤層注水預濕是采煤工作面防塵的治本措施，添加濕潤劑是改善煤層注水效果的重要途徑。 - These help to estimate the effect of injection,including the quantity of zonal injection and the leakage of injection water well.
評價(jià)水井的分層注水效果是油田注水開(kāi)發(fā)動(dòng)態(tài)分析中必不可少的。
