resistance grounding的例句大全

difference between the grounding impedance and grounding resistance of large substation grounding grids

大型变电站接地网接地阻抗与接地电阻的差异

influence of neighboring underground metal object on measurement of substation grounding resistance

变电所附近地下构筑物对接地电阻测量的影响

structure of ground net and measurement of grounding resistance

接地网的结构及接地电阻测量

example of using electrolytic ground pole to reduce grounding resistance of ground network at substation

电解地极降低变电站地网接地电阻实例

apparatus for measuring impulse grounding resistance in power systems

电力系统冲击接地电阻测量装置

resistance between soldering point and grounding

焊咀与接地间阻抗

The location and quantity of arrestor and impulse grounding resistance of towers has direct influence on lighting overvoltage.

变电站避雷器安装位置和数量及输电线终端塔的接地电阻对雷电过电压有着直接的影响。

This paper gives a method of measuring grounding resistance of large earthing grid with non-power-frequency. According to the method, we can get precise measurement result, and the frequency of test current can be very closed to power-frequency.

介绍了一种地网接地电阻异频测量方法，该方法在试验电流频率与系统工频相当接近的条件下，可获得稳定可信的测量结果。

Measurement of the grounding resistance is an important tache in grounding construction.

接地电阻测量是接地施工中的一个重要环节。

The machine contain main functions of four testing apparatus, it can automatic test leaking current, grounding electric resistance, dielectric intensity, resting voltage and print testing data.

详细说明具备四种测试仪的全部主要技术性能，可连续自动测试漏电流、接地阻抗、电介质强度、剩余电压。可打印测试数据。

Secondly, the approach that switches the tripping equations to improve the tolerance of grounding resistance is not suitable when the zero sequence reactance relay is applied to double circuit lines or ring network.

零序电抗继电器应用于双回线或环网时，不适宜用切换动作方程的方法提高承受过渡电阻的能力。