This section focuses on device drivers for some important devices that are normally used in almost every embedded environment.

本节着重讨论通常几乎在每个嵌入式环境中都会使用的一些重要设备的设备驱动程序。

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These gases are nonflammable and stored in cylinders as high-pressure gases. The pressure-relief device used on these gas cylinders is normally Type CG-1.

这些气体是不可燃的，作为高压气体储存在钢瓶里。用于这些气体钢瓶的减压装置一般是CG - 1型。

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This method can obtain step model by proceeding multistep measuring on condition that device working normally. Application result indicated that it is feasible and practical on engineering.

该方法可以在装置正常工作的条件下，进行多次阶跃测试，获得阶跃模型。

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