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English Translations » 历史存档[信息] » 【Daily Question】 November 10: What is the main form of frict

【Daily Question】 November 10: What is the main form of friction in commonly used contact mechanical seals? ? ?

2015-11-10View Original

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This post was last edited by yuzp000 on 2015-11-10 09:42. Daily question from the “One Question per Day” activity (single-choice question): The main type of friction in commonly used contact mechanical seals is ( ). A. Dry friction B. Liquid friction C. Boundary friction D. Mixed friction. The hidden answer to this post is D, Mixed friction. Please participate actively to win prizes. +5 points for correct answers, +2 points for participation. One time per person only. Close this topic in two days.
Reply #22015-11-10
The main form of friction in commonly used contact mechanical seals is (D)
Reply #32015-11-10
C. Boundary friction. I’m not sure.
Reply #42015-11-10
The main friction mode of commonly used contact mechanical seals is ( ), D: mixed friction
Reply #52015-11-10
The main type of friction in commonly used contact mechanical seals is (D) A. Dry friction B. Liquid friction C. Boundary friction D. Mixed friction
Reply #62015-11-10
The main friction types of commonly used contact mechanical seals are (D, mixed friction)
Reply #72015-11-10
The main friction mode of commonly used contact mechanical seals of type D is mixed friction

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Translated at 2026-07-21 01:20:44

Original: https://bbs.hcbbs.com/thread-1493456-1-1.html

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