对手车式高压开关柜在应用中出现的问题进行了分析，并提出改进措施及安装、使用与维护中的注意事项。

Problems of handcart-type high voltage switch cabinet in application were analyzed and improving measures and matters needing attention in installation, usage and maintenance were offered.

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介绍核电汽轮机在设计、制造、材料使用、安装、运行、维护等方面特点，及其与常规火电汽轮机的区别。

The features of nuclear power steam turbine in such aspects as design, manufacture, use of material, assembly, operation, maintenance etc. are introduced.

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论述了托辊式电子皮带秤设计以及安装调试与维护使用中提高其应用准确度的一些技术措施。

The paper expounds the technical measures improving the operated accuracy of the roller electronic belt scale in the design, installation, debugging, maintenance and operation of it.

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