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English Translations » 【仪表自控交流圈】 » Process Engineering Division – Instrumentation and Automatio

Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 12–31

2019-12-31View Original

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Process Engineering Section – Instrumentation and Automation Technology Forum – Daily Question – Questions 12–31: Multiple-choice questions: When a liquid flows through a control valve, the flow velocity at the throttle opening increases sharply and the pressure drops. If the pressure falls below the saturated vapor pressure of the liquid at that temperature, the liquid will vaporize; the release of gas results in two-way flow of both liquid and gas. This phenomenon is called (   ).  (A) Flashing (B) Cavitation (C) Erosion (D) Corrosion Answer: A

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Translated at 2026-07-21 02:27:13

Original: https://bbs.hcbbs.com/thread-2878413-1-1.html

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