I just started to do the elevator industry. Many basic professional terms do not know what it means, such as COP, SEC, TTC, etc., see which elevator expert experience is taught! Intersection

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I am doing information about Tongli elevators, asking, help, help, help, and help. Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence Essence

3 thoughts on “I just started to do the elevator industry. Many basic professional terms do not know what it means, such as COP, SEC, TTC, etc., see which elevator expert experience is taught! Intersection”

  1. Virginia

    COP is a manipulating panel, SEC is a single -door car, and TTC is running through the door. Where do you do? I have just done all power, you can communicate!

  2. Clara

    There are several ways to learn for you for your reference
    1. There are many registered elevator technology websites.
    3, learn from the old predecessors, ask shamelessly, do not think that you have a high education, you will be disdainful of
    4, Baidu search, Baidu, you will know

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