The circuit design of a gas alarmer IC for mine operation is described, with emphasis on the design considerations and calculation metheds.
本文介绍了一种用于矿井作业中瓦斯报譬器集成电路的电路设计原理。
Now come with the solution. Different from common alarmer, the product is a dose-alarmer. It will give out alarming sound when you feel sleepy at driving, to avoid danger from fatigue driving.
和一般的报警器不同的是他是一个瞌睡报警器，每当你驾驶车疲惫时想打瞌睡时，它就会发出警报，避免因疲劳驾驶而带来的危险。
Now come with the solution. Different from common alarmer, the product is a dose-alarmer. It will give out alarming sound when you feel sleepy at driving, to avoid danger from fatigue driving.
和一般的报警器不同的是他是一个瞌睡报警器，每当你驾驶车疲惫时想打瞌睡时，它就会发出警报，避免因疲劳驾驶而带来的危险。
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