短语词组短语switch -and-fuse 带保险丝的开关High -voltage alternating current switch-fuse combinations 高压交流开关熔断器;交流高压负荷开关Switch -disco ector-fuse 隔离开关熔断器组no -fuse switch [电]无保险丝开关cut -out switch with fuse 带熔丝的断路开关 返回 switch-fuse