| 释义 |
〔diplexer〕A coupling device that permits two radio transmitters to share the same antenna.双信号耦合器：一个允许两个无线电发射机使用同一根天线的耦合设备〔union〕A coupling device for connecting parts, such as pipes or rods.联管街，联轴节：耦合设备，用于连接零件，例如管道或连杆〔boss〕An enlarged part of a shaft to which another shaft is coupled or to which a wheel or gear is keyed.轮毂：一轴与另一轴耦合处或一轴与机轮或齿轮楔合处的增大部分 |