名词
中文翻译：自动中心穿孔机同义词
同义词：
['automatic centre punch', 'automatic centre hole punch']
例句：
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1. This machine is designed to automatically centre the holes in a sheet of metal.
这台机器设计成能自动在金属板材上打孔。
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2. The centre punch was used to create a perfect circle on the paper.
圆心冲用来在纸上打出完美的圆。
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3. The centre punch was used to mark the center of the pattern on the fabric.
圆心冲用来标记图案的中心。