In electric power plants and substations, a detection of DC system ground fault was usually completed in hand manner, which is very much trouble and danger.
在发电厂和变电所内，直流系统接地故障的检测，过去一直采用手动方式来完成。
Solving the equation system, we can obtain the electric potential value on nodes. According to these value, the apparent resistivity on ground surface can be calculated.
解方程组，得各节点的电位值，由此可计算地表的视电阻率。
Equipped with position and backrest angle adjustable spring seats, manual/electric integrated tilting system cab, can absorb vibration from the ground and improve comfort for driving.
配置可调节前后位置及靠背角度的减震座椅，手电一体可翻转宽体驾驶室悬浮支撑，自动吸收路面振动，大大提高驾驶舒适性。
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