名词短语
中文翻译：拉直并卷曲的管子
同义词：
['drawn and coiled tubes']
例句：
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1.The engineer carefully drew and rolled the tubes before assembling the machine.
工程师在组装机器之前，小心地拉直并卷曲了管子。
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2.The tubes were drawn and rolled to ensure they fit perfectly together.
管子被拉直并卷曲，以确保它们完美地结合在一起。
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3.The tubes are used in various industries for their strength and durability.
这些管子被用于各种行业，因为它们既坚固又耐用。