Of electric equipment eletroplate switch classics regular meeting is felt, after be being eroded by sweat, often lost original luster, can daub a few vaseline, prevent salinity to erode.

• 电器的电镀开关经常会被触摸，被汗侵蚀后，往往失去了本来的光泽，可以涂抹一些凡士林，防止盐分侵蚀。