名词中文翻译
中文翻译：重力起重机
同义词：
['gravitary ram', 'heavy ram']
例句：
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1. The gravity ram was usedto lift the heavy load.
重力起重机被用来举起沉重的负载。
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2. The engineer had to adjustthe gravitary ram toensure the safe operation of the machine.
工程师必须调整重力起重机以确保机器的安全运行。
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3. Thegravitary ram was acritical component in the construction of the newbridge.
重力起重机是建造新桥的关键部件。