The research result shows that advance force and stability ratio N are the main factors controlling …
研究表明,推进力和稳定比N是影响老隧道变形的主要因素。
The speed and force of the huge waves there make it impossible to know in advance when they are coming.
在那里,巨浪的速度和力量使人们不可能预先知道它们什么时候会来。
This can become a driving force for social advance.
这能成为社会前进的动力。
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