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【Daily Question No. 099】April 09, 2018

2018-04-09View Original

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【Daily Question No. 099】On April 9, 2018, when testing a heat exchanger by introducing steam on one side, it is necessary to open the ( ) on the other side to prevent damage caused by pressure buildup. A. Control valve B. Relief valve C. Material D. Thermometer. B. For management purposes, if you need to view content from a few days ago, please go to the link below: https://bbs.hcbbs.com/home.php?mod=space&uid=3862647&do=thread&view=me&from=space. Note: This is the dedicated section for registered users – the voting post for the “My Registration Season” event can be found at https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1954223. The APP video series and skill competition have started! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1951670

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