名词
中文翻译：Unknown
同义词：
['jacking force', 'jacking pressure']
例句：
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1. The engineer had to jack the car up to fix the brakes.
工程师不得不把车顶起来修理刹车。
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2. During the construction, we had to jack the beams to support the weight.
施工期间，我们必须把梁顶起来支撑重量。
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3. The jacking tool was used to lift the heavy machine off the ground.
使用顶杆工具将重型机器从地面抬起。