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English Translations » 【化工工程交流】 » Fundamentals of Manufacturing Processes (Multiple Choice) 20

Fundamentals of Manufacturing Processes (Multiple Choice) 20180803

2018-08-03View Original

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Fundamentals of Process Technology (Multiple Choice) 20180803 Among the following hydraulic control valves, which one belongs to the pressure control valves? A. Overflow throttle valve B. Speed control valve C. Electro-hydraulic directional valve D. Sequence valve
Reply #22018-08-03
the anser is A

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Translated at 2026-07-21 03:57:00

Original: https://bbs.hcbbs.com/thread-2035160-1-1.html

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