名词
中文翻译：冲压臂
同义词：
['rammer arm', 'punching arm']
例句：
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1.The engineer designed the ramming arm to fit perfectly into the machine.
工程师设计了冲压臂，使其完美地安装在机器中。
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2.The ramming arm was used to remove the bolts from the door hinges.
冲压臂被用来从门铰链上拆下螺栓。
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3. The ramming arm is essential for the assembly process of the car body.
冲压臂是汽车车身组装过程中必不可少的工具。