我厂最近买进了一批注塑成型的靠背椅,它的坐垫和靠背为一整体,椅腿用铝合金管制成,套有塑料脚套。这种坐椅样式新颖,色泽鲜艳,坐在上面十分舒适。可是稍不小心,手碰到椅腱腿,就会被电击一下,并听到放电的“啪、啪”声,在暗处还可看到火花。 电从何处而来呢?原来,人们坐在椅子 I plant recently bought a group of injection molding of the chair, its cushion and back as a whole, chair legs made of aluminum alloy, set of plastic feet. This chair style novel, bright color, sitting on top is very comfortable. But a little careless, the hand hit the chair tendon legs, it will be electric shock, and heard the discharge of “pop, pop” sound, you can see the spark in the dark. Where did the electricity come from? Originally people sat in their chairs