名词
中文翻译：Unknown
同义词：
['double chain', 'duplex cable', 'duplex link']
例句：
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1. The engineer designed a duplex chain to connect two buildings together.
工程师设计了一根双联链，将两座建筑连接起来。
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2. The new security system uses a duplex chain to secure the perimeter of the property.
新的安全系统使用双联链来确保财产的外围安全。
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3. The duplex chain is used to transmit data between two separate networks.
双联链用于在两个独立的网络之间传输数据。