介绍了ZFN13-40．5（Z）气体绝缘金属封闭开关设备的使用环境、技术参数、结构布置、产品特点和主要型式试验等内容。
The paper introduces suitable environmental conditions, technical parameters, general layout structure and main type tests of ZFN13-40.5(Z) gas insulated metal-enclosed switchgear (GIS).
小砌块建筑的裂缝型式是多样的，本文侧重于小砌块建筑墙体收缩性能的试验研究、理论分析以及相关的机理研究等。
Although the styles of cracks are multiple, the experimental study and analysis on shrinkage of Concrete Small Hollow Block Wall (CSHBW) are focused in this paper.
试验中分析了污秽、劣化绝缘子位置、绝缘子型式、检测距离等对检测效果的影响。
The influence of pollution, faulty insulator position, insulator type, detection distance to the detection effect was analyzed by the test.
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