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20151212 毎日一題

2015-12-12View Original

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20151212 毎日一題 報酬は以下の通り:参加で1~3点、正解で5点、正解かつ分析を加えると8~10点。エレベーターの橋部および井道の照明用電源電圧は()が適している。A.24V B.36V C.110V D.220V 正解はB
Reply #22015-12-12
エレベーターのブリッジ部およびシャフトの照明用電源電圧は、(B.36V)が適している。
Reply #32015-12-12
B、36ボルト、閉鎖空間用電圧
Reply #42015-12-12
B、36v----------------------------

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