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著直接的影响。
2
A number is a mathematical quantity, usually correlated in electronics to a physical quantity such as voltage, current, or resistance.
一些是一种数学数量，通常在电子相关的物理量中，如电压，电流，或阻力。
3
Resistance characteristics of the tetrahedron-like penetrating frames are carried out by experiments, and the influence of frame quantity (density) and water depth on resistance is studied.