市场上出售的“BP”机式电子表以其功能多、价格低、造型小巧赢得了广大青少年朋友的喜爱,但在使用中,发现此类电子表时常自动复零,或者在更换电池时造成电子表掉电,必须重新进行时间、日期、闹铃等功能的设置,给使用者带来不便。笔者根据电容的充、放电特性,成功地将小型电解电容加入电子表中,解决了上述缺点。 On the market for sale “BP” type electronic watch with its multi-function, low price, compact shape has won the favor of the majority of young friends, but in use, found that such electronic watches often automatically zero, or caused when changing the battery Power-down electronic form, you must re-time, date, alarm settings and other functions, to the user inconvenience. According to the author of charge and discharge characteristics of the capacitor, the successful small electrolytic capacitors added to the electronic watch, to solve the above shortcomings.