名词
中文翻译：复式滚柱链
同义词：
['double roll chain', 'duplex chain']
例句：
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1.The new design of the car has a duplex roller chain system.
这款新车采用了双滚子链系统。
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2. The construction machinery used in the project is equipped with a duplex roller chain.
该项目使用的施工机械配备了双滚子链。
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3. The duplex roller chain was designed to improve the efficiency of the conveyor belt.
双滚子链的设计旨在提高输送带的效率。