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户内金属铠装移开式开关设备即KYN28A-12高压开关柜是国内目前比较常见的一种高压开关柜,额定电压3.6kV-2kV用于电力系统发电、输电、配电、电能转换和通断、控制或保护等作用。且KYN28A-12高压开关柜以结构紧凑便于快速处理故障,运行安全可靠等众多优点而备受用户的欢迎,本文主要来讨论在KYN28A-12高压开关柜验收及试验应注意的问题的阐述及部分需要改进的问题提出相应的措施和见解。 相似文献
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Park city is relatively a new thing, and there is no term or definition of park city at present. The park city development reflects the thoughts of ecological progress and governance in urban planning and construction, which indicates the direction of urban construction in the new era. This paper reviews the development and standardization of global park cities, expounds the feasibility of promoting the construction of park city by means of standardization, and explores the development path of p... 相似文献
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Park city is a new concept of urban development in recent years. It views the development of city and nature from a new perspective and emphasizes the expectation of making a city become a park. This paper selects 10 typical cities distributed on five continents around the world, analyzes their development patterns, in order to explore the new model of park city construction. 相似文献
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