The temperatures drop below those against which most protective measure measures are effective.
气温往往下降到大多数保护措施都失效的程度。
Longhole drop raising is an effective raising system.
深孔下降的提高是一种有效的提高系统。
The drop tower is one of the effective tools for developing the micro-gravity research.
落塔试验是开展微重力研究的有效手段之一。
The temperatures drop below those against which most protective measure measures are effective.
适当的相对温度对保护家具是十分重要的。
The temperatures drop below those against which most protective measure measures are effective.
适当的相对温度对保护家具是十分重要的。
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