Catalytic Coking Reformate Blending Version 20191009

2019-10-10View Original

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Participation: Prize 1 Wealth； Correct answer: 3 Wealth as a reward. https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif True or False: When measuring the speed of rotating machinery, a portable tachometer can be placed directly on the rotating part to determine its speed. Answer: Wrong. https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answer will be announced automatically after two days.

Reply #22019-10-10

Error. Portable tachometers have a non-contact measurement principle.

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Catalytic Coking Reformate Blending Version 20191009

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