安全技術交流版 毎日一問（2016.7.22）
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1.jpg1、次のうち機械的傷害に該当しないのは____。A.絞扼傷 B.高所からの転落 C.物体による打撲 D.圧迫傷2. 機械設備の電気装置は電気的安全性の要求を満たさなければならず、局所照明灯には____の電圧を使用すべきである。A.36V B.60V C.110V D.220V B;A
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