名词
中文翻译：球状磁盘同义词
同义词：
['ball-shaped disk', 'ball-like disk']
例句：
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1. The engineer used a balling disk to smooth the surface of the metal.
工程师使用一个球状磁盘来平滑金属的表面。
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2. The balling disk was used to test the strength of the material.
球状磁盘被用来测试材料的强度。
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3. The balling disk was designed to reduce the weight and size of the machine.
球状磁盘被设计来减少机器的重量和尺寸。