synchronous transmission device [通信] [计] 同步传输装置
cam transmission device 凸轮传动装置
coil transmission device 盘卷移送装置
data transmission device 数据传输装置
power transmission device 动力传动装置
optical transmission device 光传输设备
digital transmission device 数据传输装置
central transmission device [机] 中央传动装置
harmonic transmission device 谐波传动装置
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