These separating flows exert tension on the ceiling. 这两股分开的气流对天花板施加一个压力。
The rheostat is operated by rotating the control knob, separating it from the push-pull action of the main lighting switch. 可变电阻器由旋转的控制手柄操纵，与灯光总开关的推一拉的操纵是分开的。
The wet meal desolventizing technology of centrifugal separating pre-desolventing with mechanical method added toast-desolventizing was put forward. 提出用离心分离的机械预脱溶方法与蒸脱相结合的湿粕脱溶技术。
The liquid manure is still a major source of environmental pollution, although the way of separating solid and liquid manure reduces the environmental effect in certain extent. 虽然采取固体粪便与液体粪水相分离的方法在一定程度上减少了对环境的影响，但液体粪水仍是污染环境的主要来源。
