【Production Version】Daily Question 20180104

2018-01-04View Original

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Gate valves on pipes with working pressure and nominal diameter greater than or equal to (　　) should be equipped with bypass valves. 　　A、1.2 mpa, 500 mm 　　B、1.6 mpa, 500 mm 　　C、1.6 mpa, 400 mm 　　D、1.2 mpa, 400 mm Correct answer: B

Reply #22018-01-04

B、1.6 mpa, 500 mm

Reply #32018-01-04

　B、1.6 mpa, 500 mm

Reply #42018-01-04

Gate valves on pipes with working pressure and nominal diameter greater than or equal to (　B　) should be equipped with bypass valves. 　　A、1.2 mpa, 500 mm 　　B、1.6 mpa, 500 mm 　　C、1.6 mpa, 400 mm 　　D、1.2 mpa, 400 mm

Reply #52018-01-04

B、1.6 mpa, 500 mm

Reply #62018-01-04

B、1.6 mpa, 500 mm

Reply #72018-01-04

B、1.6 mpa, 500 mm

Reply #82018-01-04

B、1.6 mpa, 500 mm

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【Production Version】Daily Question 20180104

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