亲近乱子伦免费视频中文字幕

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      Come and see, it is very useful to use electricity safety knowledge!
      Publish:Shenzhen Tergy Technology Co., Ltd.  Time:2017-02-15

      Very useful safety knowledge of electricity!
      1, power lines and electrical equipment insulation must be in good condition, the live part of lamp, socket, switch must not be exposed, to prevent electric shock.
      2, do not pull the cable chaos, in case of electric shock or fire.
      3, don‘t stand in the wet ground mobile charged object or home appliance wet cloth wipe charged; disable switch with a wet hand contact electrification; prohibit the use of wet hands, pull the plug; pull the plug, the metal part of the finger when not contact; nor with wet hands or replacement of electrical components lighting, to prevent electric shock.

      Very useful safety knowledge of electricity!

      4, fuse selection should be reasonable, not replaced by copper wire, aluminum wire or wire, shall not be charged in the case (not open switch) replacing the fuse, to prevent the occurrence of fire accidents and life.
      5, repair or replace the lamp, even if the switch is disconnected, and do not use the direct contact of hands, to prevent electric shock.
      6, in case of electrical fire, to cut off the power to rescue, avoid direct water to fight, to prevent electric shock.
      7, find people in shock, not to pull the electric shock by hand, you should try to get off switch and use dry sticks, dry bamboo straight wire, immediately carry out on-site first aid with the correct breathing or external chest compression method.
      8, when the wire is broken, do not come near, to send guards, and quickly find the power supply to deal with.
      9, the use of household appliances should be kept dry and clean, do not use gasoline, alcohol, soap, detergent and other corrosive or conductive liquid to wipe the surface of household appliances.
      10, after the damage to the home appliance to send professional or repair shop repair, non professional personnel in the case of electricity to open the case of household appliances.
      11, mobile home appliances must cut off the power supply, in case of electric shock.
      12, household electrical power that sparks a burning smell, smoke or other abnormal situations, should immediately stop and cut off the power, check.
      13, the power cord not to drag and drop on the ground, in order to prevent power line tripping, and prevent damage to insulation.
      14, household appliances and power connections, must be used to open the switch or plug connector, the conductor is not directly inserted into the socket hole.

      Very useful safety knowledge of electricity!

      15, the fuse is burnt or leakage switch action, must find out why to switch on the power supply wire will be short circuited or suppress insurance leakage switch tripping mechanism forced power transmission shall not be under any circumstances.
      16, thunderstorm days walking do not touch the trees, poles and pole guy by hand, to prevent electric shock.
      17, the power switch shell and wire insulation is incomplete or damaged part of the exposed, should immediately find electrician repaired, otherwise not allowed to use.
      18, the power line to avoid the use of overload, the aging of the power cord should be replaced in a timely manner in order to avoid accidents
      19, ban on poles pull rope tied to the cattle, and cool things, in order to avoid electric shock.
      20, the power plug, socket should be arranged in the place where children can not contact, and often to the home of the elderly and children to explain the family safety knowledge, enhance the ability of the elderly and children‘s self-protection.

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      亲近乱子伦免费视频中文字幕
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