Based on the analysis of main fault types of LV (Low Voltage) flameproof motor, the negative sequence protection principle is proposed for its asymmetric short circuit fault and open phase fault.
通过分析低压隔爆电动机的主要故障类型，针对不对称性短路故障和断相故障提出了采用负序保护原理进行保护的方案。
To help us evaluate these skills, please analyze fully the main challenges associated with environment protection and its future trends. please use your own analysis.
为帮助我们评估这些能力，请全面地分析环境保护所面临的挑战及其未来的发展趋势。请陈述你个人的分析。
In this paper, some main problems on protection of cultural relics from earthquake were pointed out by seismic hazard analysis on cultural heritage that floated in museum collections.
通过对博物馆内文物浮放物体的地震危害性分析，指出了文物防震的一些主要问题。
This paper makes systematical analysis and subsumption for each error connection of main transformer's differential protection, and puts forward corresponding methods for correction.
文中对这种高精度角位置传感器产生误差原因进行了分析，并给出了有效消除误差的方法。
According to field structural testing and environmental analysis, the main factor, which causes reinforcement corrosion, is due to construction quality of concrete protection layer.
经现场结构检测与环境分析，发现混凝土保护层的施工质量及偏差是引起目前钢筋腐蚀的主要原因。
According to field structural testing and environmental analysis, the main factor, which causes reinforcement corrosion, is due to construction quality of concrete protection layer.
经现场结构检测与环境分析，发现混凝土保护层的施工质量及偏差是引起目前钢筋腐蚀的主要原因。
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