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English Translations » 高分子及新材料 » One question per day; those who answer correctly receive 6 w

One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； May 23rd

2017-05-23View Original

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Multiple-choice question: During the suspension polymerization of PVC via the calcium carbide method, the polymerization reactor should be equipped with the following safety devices: ( ) A. Pressure gauge B. Safety valve C. Explosion-proof membrane D. Alarm signal. Answer: ABCD
Reply #22017-05-24
A. Pressure gauge B. Safety valve C. Explosion-proof membrane
Reply #32017-05-24
During the suspension polymerization of PVC using the calcium carbide method, the following safety devices should be installed in the polymerization reactor: (ABCD) A. Pressure gauge B. Safety valve C. Explosion-proof membrane D. Alarm signal

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Translated at 2026-07-23 12:16:28

Original: https://bbs.hcbbs.com/thread-1782359-1-1.html

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