词汇	return trip time
释义	return trip time 返程时间
随便看	carrier on/off carrieroperated carrier operated carrier-operated device carrier operated device anitinoise Carrier-Operated Noise Suppression carrier operated relay Carrier Operation Version carrier, organic enzymes carrier or pilot-wire receiver relay carrier oscillation carrier oscillator carrier other than the contracting carrier carrier output power carrier oven carrier-over-carrier carrier oxidant carrier pack carrier pair generation carrier particle carrier pattern carrierpellet carrier pellet carrier-pellet Carrier Performance Rating