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English Translations » 历史存档[信息] » 【Daily Question】Reissue 12.9 Multiple-choice question: The

【Daily Question】Reissue 12.9 Multiple-choice question: The safety valve that is widely used in the production of petrochemical plants is ( ).[

2015-12-09View Original

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This post was last edited by Guan Gongyu on 2015-12-13 at 20:49. [Daily Question] Additional multiple-choice question from 12.9: The safety valve that is widely used in the production of petrochemical plants is ( ). Answer: B A. Lever-type B. Spring-type C. Pulse-type D. Weight-type
Reply #22015-12-09
The safety valve that is widely used in the production of petrochemical plants is (B)
Reply #32015-12-09
It should be of the b-spring type, as it is inexpensive and widely used
Reply #42015-12-09
The safety valve widely used in the production of petrochemical plants is (B spring-type)
Reply #52015-12-09
B. Spring-type. －－－－－－－－－－－－－－－－－－－
Reply #62015-12-09
The safety valve that is widely used in the production of petrochemical plants is (b)

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Translated at 2026-07-21 01:09:27

Original: https://bbs.hcbbs.com/thread-1513689-1-1.html

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