single-pole cut-out

船舶通讯专业英语词汇... ... 单丝包线 single silk-covered wire 单极切断器 single-pole cut-out 单极开关 single-pole switch ...

... single-pole circuit breaker 单极断路器 single-pole cut-out 单极断路器 single-pole double throw 单刀双掷，单刀双投 ...