<s id="0uayq"></s>
  1. <tt id="0uayq"><noscript id="0uayq"></noscript></tt>
  2. <cite id="0uayq"><noscript id="0uayq"><samp id="0uayq"></samp></noscript></cite>

    <rt id="0uayq"></rt>

    <rp id="0uayq"><meter id="0uayq"></meter></rp>
  3. <s id="0uayq"><optgroup id="0uayq"></optgroup></s>
    Your Present Position:Details
    Time for electricity knowledge
    Time:2020-10-21    Read:13 Time

    Do you know: what is insulation, what is shielding, and what is spacing

    What is insulation? Insulation refers to the use of insulators to seal objects in order to prevent electric shock to the human body. Ceramic, glass, rubber, wood, plastic, cloth, paper, etc. are all commonly used insulating materials

    What is a shielding? Use barriers, shields, etc. to isolate charged objects from the outside world. Generally, the movable part of the power switch cannot be insulated and needs to be shielded.

    What is spacing? Spacing is to maintain the necessary safety distance. The spacing is not only used to prevent touching or excessively approaching the belt elevator, but also to prevent fires, mixed lines, etc.

    Follow us to learn more interesting thing!

    [ Print ]   [ Close]
    大地网投 <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <文本链> <文本链> <文本链> <文本链> <文本链> <文本链>