词汇	radio call sign
释义	radio call sign 无线电呼号
随便看	disk type infrared therapy lamp disk type insulator disk type magnetic separator disk-type magnetic separator disk type marker disk-type marker disk type milling cutter sharpening machine disk type motor Disk type parts disk type pinion cutter disk-type pinion cutter disk type pneumatic frictional clutch disk type power float disk type reamer disk-type reamer disk type rectifier disk-type rectifier disk type reducing valve disk-type reducing valve disk type relay disk-type retarder disktype root cutter disk type root cutter disk type rotary vacuum filter disk type rotor