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近年来,电子手表大量上市,煤矿职工带电子手表入井的陆续增多,为了保证煤矿井下的生产安全,对电子手表的安全性能(能否产生危险的电火花)进行了考查。一、石英电子手表技术特征石英电子手表是以石英晶体为振荡源的电子手表。目前市场上出售的石英电子手表的牌号、品种很多,常见的有日本的“西铁城”、香港的“爱卡”、国产的“宝石花”、“兰陵”、“百花”等。
In recent years, a large number of electronic watches on the market, coal miners with electronic watches into the wells gradually increased, in order to ensure the safety of coal mine production, the safety of electronic watches (can produce dangerous electric spark) were examined. First, the technical characteristics of quartz watches Electronic quartz watch quartz crystal oscillator is the source of electronic watches. Currently on the market for sale quartz watch brand, many varieties, common in Japan, “Citizen”, Hong Kong's “love card”, made of “gem flowers”, “Lanling”, “flowers” and so on.