Transfer switch a transfer switch is an electrical device for switching loads between alternate power sources 转换开关转换开关是能够把负载在备用电源和常规电源之间进行转换的电气设施。
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His talk of “ governing beyond the left - right divide ” and his newly reinvented image as a humble farmer with grit under the finger - nails at first appealed to those who were fed up after 25 stagnant years of alternating power 他的“让法国远离左右阵营”的口号以及锐意革新的形象? ?手指甲下长满老茧的谦逊农民的形象，吸引了众多经历过25年国力萧条的选民们。
