结合石化企业特点，提出了石化企业爆炸危险区域的划分及防爆电气设备选型的解决方案。

This article gives the solution of the Division of Explosive and Hazardous Area and Type Chosen of the Electrical Equipment in the petrol and chemical industry.

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电网的设计计算、电气设备选型及绘图均由高级语言完成，只需简单的微机配置就能实现。

Design calculation, electric equipment type selection and graph all are completed by advanced language. It is able to operate on simple microcomputer configuration.

youdao

电网的设计计算、电气设备选型及绘图均由高级语言完成，只需简单的微机配置就能实现。

Design calculation, electric equipment type selection and graph all are completed by advanced language. It is able to operate on simple microcomputer configuration.

youdao