短語詞組短語subscribers tap -off 用戶分接tap -offtip-off 跳球New edition tap -off 新版跳球combustion tap -off cycle 抽氣循環(huán)busbar trunking tap -off unit 母線槽進(jìn)串線箱busbar trunking with tap -off facilities 插接式母線槽 返回 tap-off