名词
中文翻译：Unknown
同义词：
['core drill cutter', 'core drilling cutter', 'core drilling machine']
例句：
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1. This core rod cutter is designed to quickly remove cores from the well.
这种钻杆切割机被设计用来快速从井中取出岩心。
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2.The engineer used a core rod cutter to test the integrity of the pipeline.
工程师使用钻杆切割机来测试管道的完整性。
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3. The core rod cutter was used to prepare the ground for planting new trees.
钻杆切割机被用来准备土地种植新的树木。