名词
中文翻译：环形管切割机
同义词：
['ring-tube cutter', 'ring tube saw']
例句：
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1.This ring tube cutter is very useful for cutting metal rings.
这个环形管切割机对于切割金属环非常有用。
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2. The ring tube cutter was used to remove the damaged part of the pipe.
环形管切割机被用来去除管道损坏的部分。
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3.The ring tube cutter was used to make precise cuts in the metal.
环形管切割机被用来在金属上做出精确的切割。