长中继投手 long reliever
投手分为长中继 long relief
长途电话中继线 ITT InterToll Trunk ; ITT
长途中继电路 [通信] toll junction circuit ; [通信] trunk junction circuit
长途中继线中转开关 toll trunk transit switch
长途线中继电路 toll line trunk circuit
长途出局中继线 toll outgoing trunk
长途局间中继线 [通信] intertoll trunk
卫星长途中继线 satellite toll trunk
甲乙长途中继线 A-B toll trank
长波长半导体激光器是大容量、长中继距离的光纤通信系统的重要光源。
Long wavelength semiconductor lasers are the important sources for the high capacity, long repeater spacing fiber-optic telecommunications.
该系统硬件集成度高，无中继传输距离长，性能价格比高，具有广阔的市场前景。
The system possesses high integrated level, long distance tranmission without repeater and high price performance ratio. It has vast market prospect.
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