One Question per Day (2016.9.12)
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1. Which of the following substances belongs to chemical asphyxiating gases? ____A Hydrogen sulfide B Nitrogen oxides C Benzene D Nitrogen 2. According to the Health Standards for the Design of Industrial Enterprises GBZ1-2010, industrial enterprises that emit harmful substances into the atmosphere should be located in ____. A The upwind side of the area’s wind direction with the lowest frequency in summer, with respect to the protected area. B The upwind side of the wind direction with the lowest frequency throughout the year. C The downwind side of the wind direction with the lowest frequency throughout the year. D The downwind side of the dominant wind direction in the area during summer. The correct answers are: A; A
A A ~~~~~~~
1. Which of the following substances belongs to chemical asphyxiating gases? ____A Hydrogen sulfide 2: The Health Standards for the Design of Industrial Enterprises GBZ1-2010 stipulate that industrial enterprises that emit harmful substances into the atmosphere should be located in ____. A The wind direction with the lowest frequency in the local summer is on the upwind side of the protected area