组合垫(组合密封垫圈）由橡胶圈和金属环整体粘合硫化而成，是用来密封螺纹和法兰连接的密封圆环，圆环包括一个金属环和一个橡胶密封垫。
... 组合读-写头：combined read-write head 组合垫：compound gasket 组合电缆(通信用电缆)：unit cable ...
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“组合式钢家具表面附有新一代乙烯减震垫，干净、透气、易更换”，她介绍说。
"The modular steel furniture has cushions covered with a new generation of vinyl that is sanitary, breathable, and replaceable," she said.
气垫船动力装置由如下各部分组成：主机，功率传输装置，推进器，主推进器舵组合装置，垫升装置以及为动力装置服务的系统和装置。
Hovercraft is a kind of high-powered watercraft. the propulsion system of hovercraft concludes mainframe power transfer device thruster air propeller installation and assistant system.
对不同结构的蜂窝纸缓冲垫作了力学性能分析，得到其结构的最优组合。
Mechanical properties of honeycomb paperboard cushions of different structures were analyzed and the optimum structure was obtained.
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