名词
中文翻译：降低楔子同义词
同义词：
['lowering wedge', 'lowering rammer']
例句：
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1. The engineer used a lowering wedge to adjust the height of the machine.
工程师使用一个降低楔子来调整机器的高度。
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2. The construction crew lowered the lowering wedge and began to dig.
施工队放下降低楔子，开始挖掘。
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3. The lowering wedge was essential for the successful completion of the project.
降低楔子对于项目的成功完成至关重要。