And lightning protection engineering and grounding engineering technology services.
以及雷电防护工程及接地工程技术服务等业务。
While graphite content in electrically conductive concrete applied in a grounding engineering is 10%, the power-frequency grounding resistance of the grounding devices is less than 0.
工程选用石墨掺量为10%的导电混凝土，使得接地装置的工频接地电阻均不大于0。
In other countries, wind power grounding materials and engineering are done by professional companies, domestic little.
在国外，风电的接地材料与工程都是由专业公司在做，国内却很少。
The paper compares in detail the ground performance of large copper and steel material grounding grids in power current, which has some reference for the practical engineering.
本文详细比较了大型铜材和钢材接地网在工频电流下的接地性能，对工程应用有一定的参考价值。
This paper gives an overall analysis on the design of the grounding and thunder defence system and analyzes in engineering the methods of the system design.
该文就雷达的接地和防雷系统的设计进行了较全面的分析，并从工程实际出发分析了系统设计的方法。
According to the practical situations of substation engineering, this paper analyzes the method to reduce grounding resistance. It helps for construction of substation earthing grid.
从变电站工程施工的实际情况出发，分析了变电站降低接地电阻的方法，以期对变电站接地网建设有所裨益。
In order to ensure the human and equipment safety, the concept and the technique of the integrated grounding system has been introduced in high speed passenger dedicated railway engineering in China.
为了确保人身和设备的安全，我国高速电气化客运专线引进了综合接地系统的概念和技术。
The test experimentations verify that the grounding measurement system of this paper can fulfill the demand of the small electric current test, and be applied to the engineering measurements.
通过现场测量证明本系统的测量精度到达小电流测试要求，可应用于实际工程测量。
The test experimentations verify that the grounding measurement system of this paper can fulfill the demand of the small electric current test, and be applied to the engineering measurements.
通过现场测量证明本系统的测量精度到达小电流测试要求，可应用于实际工程测量。
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