【Daily Question】Utilities - Water Supply and Drainage - 20190501
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This post was last edited by hesonchang214 on 2019-11-4 at 16:42. Which of the following stratum conditions regarding the selection of the type of water intake structure is incorrect? () A. Tube wells are suitable for aquifers with a thickness of more than 5 meters, and where the depth of the aquifer floor is greater than 15 meters. B. Large-diameter wells are suitable for aquifers with a thickness of around 5 meters, and where the depth of the aquifer floor is less than 15 meters. C. Permeable channels are only suitable for aquifers with a thickness of less than 6 meters, and where the depth of the channel bottom is less than 5 meters. D. Spring chambers are suitable in areas where springs emerge to the surface, and where the thickness of the overlying layer is less than 5 meters. Answer: A
D. Spring chambers are suitable for areas where springs emerge with a cover layer thickness of less than 5m
A. Boreholes are suitable for aquifers with a thickness of more than 5 m and a bottom depth of more than 15 m.
A. Boreholes are suitable for aquifers with a thickness of more than 5 m and a bottom depth of more than 15 m