Safety Technology Exchange Edition: Daily Question (2016.7.22)

2016-07-22View Original

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1.jpg1. Which of the following does not belong to mechanical injuries? ____A. Strangulation injury B. Fall from a height C. Impact by an object D. Compression injury 2. The electrical installations of mechanical equipment must meet electrical safety requirements; local lighting fixtures should use a voltage of ____. A. 36V B. 60V C. 110V D. 220V B;A

Reply #22016-07-22

bc..............

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Safety Technology Exchange Edition: Daily Question (2016.7.22)

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