当人们在黑夜中脱衣服,或用塑料梳子梳头发时,有时会听到噼啪作响的声音,或看见火花闪烁,这便是发生在人体的静电现象。另外在与别人握手,或触摸金属器物时,有时也会有瞬间被电击、虫蜇的感觉,这说明静电无处不在。两种不同的物体相互摩擦 When people undress in the dark or comb their hair with plastic combs, they sometimes hear crackling sounds or sparks of sparks, which is the electrostatic phenomenon that occurs in the body. In addition to shaking hands with others, or touch metal objects, sometimes there will be an instant electric shock, insects sting feeling, indicating static electricity everywhere. Two different objects rub against each other