名词
中文翻译：手孔卡片安装器
同义词：
['hand aperture card', 'hand aperture card holder', 'hand aperture card mounter']
例句：
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1. The hand aperture card is designed to fit easily into the machine's opening.
手孔卡片设计为容易插入机器开口。
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2.This hand aperture card mounter can be used to attach various tools to the machine.
这个手孔卡片安装器可以用来将各种工具固定在机器上。
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3.The engineer carefully mounted the hand aperture card onto the machine before starting the test.
工程师在开始测试之前，小心地将手孔卡片安装在机器上。