Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
At last, the comparison of current definition language and ontology language is given and the reasoning process of the ontology reasoning system is discussed.
本文最后对现有描述语言和本体语言进行了比较，并研究了本体推理机的推导过程。
The paper presents the scheme of integrated protection and introduces integrated protection system based on transient current polarity comparison principle.
提出了电力系统集成保护的方案，描述了一种基于暂态电流极性比较原理的多出线集成保护系统。
On the comparison of historical condition, China's current land expropriation system and its main problems were pointed out.
通过与历史状况的比较，指出了我国现行征地制度的主要问题及其原因。
This paper makes analysis on and comparison between current metering technologies of individual household heating system, and discusses on their characteristics and applications.
对目前出现的几种分户式热计量采暖技术方式进行了分析比较，并对其特点和使用条件进行了讨论。
The second part is the comparison of the grammar system of teaching material of current modern Chinese.
第二部分，现行现代汉语语法教材体系之比较。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are pr…
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
The phase comparison error is the primary factor leading to mistaken action in the selective leakage protective system of underground LV networks based on zero sequence current direction.
在基于零序电流方向原理的矿井低压电网选择性漏电保护中，比相误差是导致保护误动的主要因素。
The luminous efficiency of this system can be 86.6%, which has reasonable light distribution curve beyond comparison with current office lighting.
第一、高光效：该光槽系统光效达到了86.6%，光配曲线合理，是现有办公照明无法比拟的高效率照明系统。
Based on a comparison of various current flatness measurement methods, this paper proposes to utilize pneumatic measurement in the flatness measurement system for the brakes 'steel back.
文中详细分析了气动测量原理，比较了各种气动测量气路的优劣，确定了差压式测量气路。
Comparison and lessons in these aspects of delisting of listed companies is conducive to the improvement of our current system of delisting.
通过对上市公司退市的诸如此方面的对比借鉴，有利于完善我国现有的退市制度。
Comparison and lessons in these aspects of delisting of listed companies is conducive to the improvement of our current system of delisting.
通过对上市公司退市的诸如此方面的对比借鉴，有利于完善我国现有的退市制度。
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