短語(yǔ)詞組短語(yǔ)High -voltage alternating current switch-fuse combinations 高壓交流開(kāi)關(guān)熔斷器;交流高壓負(fù)荷開(kāi)關(guān)high -speed current limiting protection switch 高速限流保護(hù)開(kāi)關(guān) 返回 high-current switch