... spring hanger link 弹簧吊杆 pump link 泵连接杆 square-link chain 方形节链 ...
基于16个网页-相关网页
combined pump lifter link 复合泵举升拉杆
air pump back link 气泵后杆
pump connecting link 泵连接杆
fuel pump rocker arm link 燃油泵摇臂联杆
triple-link pump 三联泵
air r pump back link 气泵后杆
pump link
泵连接
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Some PoE equipment uses spare wires in cables that link computers back to network hubs and pump power down these.
BBC: NEWS | Technology | Net-powered computer goes on show
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