Environmental Protection Daily Question 1.19: Participate for a prize; 3 correct answers and an additional 5 prizes will be given
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The last edit of this post was made by Sulfur-Zinc-Aluminum on 2016-1-22 at 08:32. 1. The installation location of the online flue gas monitoring system should be at a distance of not less than ( ) times the diameter of the flue duct downstream of elbows, valves, and reducers, and at a distance of not less than ( ) times the diameter of the flue duct upstream of these components. A、6 and 3 B、6 and 2 C、4 and 3 D、4 and 2 Answer: D
A, 6 and 3~~~~~~~~~~~~~~~~~~
1. The installation location of the online flue gas monitoring system shall be at a distance of not less than (D) times the diameter of the flue duct downstream of elbows, valves, and reducers, and at a distance of not less than (D) times the diameter of the flue duct upstream of these components. A、6 and 3 B、6 and 2 C、4 and 3 D、4 and 2
C................................
The installation location of the online flue gas monitoring system shall be at a distance of not less than ( ) times the diameter of the flue duct downstream of elbows, valves, and reducers, and at a distance of not less than ( ) times the diameter of the flue duct upstream of these components. D, 4 and 2