名词
中文翻译：延伸管
同义词：
['pipe', 'conduit', 'tubing']
例句：
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1.The extension tube is used to extend the length of the pipe.
延伸管用于延长管道的长度。
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2. The engineer installed the extension tube to improve the flow rate.
工程师安装了延伸管以提高流速。
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3. The extension tube was crucial in ensuring the safe operation of the machinery.
延伸管在确保机械安全运行中至关重要。