面对3根颜色相同的电线,如何区分火零地?老电工教你快速区分

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  • Опубликовано: 4 фев 2025

Комментарии • 7

  • @lowcamkyg-v5h
    @lowcamkyg-v5h 4 дня назад

    哪个电工会用同一样颜色的电线啊,要是我遇到的话(员工)直接叫他现在可以拿钱走人了,是承包工程的话不立刻换掉就用合同警告他。

  • @PKL-e3v
    @PKL-e3v 6 дней назад

    Copper pipes are a popular choice for plumbing due to their numerous advantages
    Durability: Copper pipes are highly durable and resistant to corrosion, making them a long-lasting option for plumbing systems.
    Reliability: They have a proven track record of reliability in plumbing applications, especially for potable water.
    Safety: Copper is a safe material for carrying drinking water, as it doesn’t release harmful substances or chemicals into the water.
    Heat Resistance: Copper pipes can withstand high temperatures, making them suitable for both hot and cold water systems.
    Low Maintenance: They require minimal maintenance over their lifespan, reducing long-term costs.
    Flexibility: Copper pipes can be bent and shaped easily, allowing for versatile installation.

  • @kaisangsum4291
    @kaisangsum4291 9 дней назад +1

    你說膠管漏咗氺就是漏水。怎樣不會示範給人看到漏水的情況?你說閥門扭不開怎又不給人看扭閥門的情況?

  • @chbengtan7266
    @chbengtan7266 7 дней назад

    用手!

  • @jipujiang586
    @jipujiang586 9 дней назад

    你不怕溅到你的脸上吗?

  • @paczkj
    @paczkj 9 дней назад

    盗别人的视频?