名词中文翻译
中文翻译：倒扣平头钻头
同义词：
['countersunk ream', 'countersunk drill bit', 'countersunk taper bit']
例句：
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1. The engineerused a countersunk flat head bit to drill holes in the metal.
工程师使用一个倒扣平头钻头在金属上钻孔。
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2. The tool was designed to fit perfectly into the countersunk hole.
这种工具设计得可以完美地适配到倒扣的孔中。
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3. The countersunk flat head bit is essential for removing stubborn rust from old machinery.
倒扣平头钻头对于清除旧机械上的顽固锈迹至关重要。