平行光收发器 optical transceiver: 光放大器; 光收发机; 光收发器; 光学收发机fot fiber optical transceiver: 光纤收发器home optical transceiver: 家用光收发机optical transceiver (ln): 光端机optical transceiver board otb: 光收发板下载手机词典可随时随地查词查翻译