Then, according to the principle of force balance, a critically stable condition of watercrest of horizontal Wells is deduced.
其次，从力的平衡原理出发，得出水平井水脊的临界稳定条件。
2
Montreal-based C-crest Laboratories Inc. conducted the research after a company employee complained of a foul taste and illness after drinking some bottled water.
蒙哥利尔的首席实验室委员会在一家公司员工抱怨有些瓶装水的臭味和饮后所导致的疾病后建立了一项调查。
3
Revetments protect the space from dam crest to the line a certain distance, normally 2.5m, under the minimum water level of the dam upstream.