One Question per Day (2016.9.8)
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Multiple-choice question: 1. The potential occupational health hazards present in the adhesives used by shoe manufacturing enterprises are ____. A. Benzene, B. Sulfur dioxide ； C. Formaldehyde, D. Trichloroethylene. 2. The routes by which occupational disease hazards enter the human body are ____. A. Respiratory tract ； B. Skin ； C. Digestive tract ； D. Respiratory tract, skin, digestive tract ； The correct answers are: A;D
1. A. ----2、D
1. The possible occupational health hazards in the adhesives used by shoe manufacturing enterprises are __A__. A. Benzene, B. Sulfur dioxide ； C. Formaldehyde, D. Trichloroethylene. 2. The route by which occupational disease hazards enter the human body is _D___. A. Respiratory tract ； B. Skin ； C. Digestive tract ； D. Respiratory tract, skin, digestive tract ；