The base of engine room is steel structure, the parts of engine room is connected base with earthing cable, the earthing cable should as shorter and straighter as possible.
机舱底座为钢结构件，机舱内的零部件都通过接地线与之相连，接地线尽可能地短直。
The proper earthing of the shielded layer of cable in HV substation plays an important part in reducing electromagnetic interference to the microcomputer-based secondary facilities.
高压变电所内屏蔽电缆屏蔽层的正确接地，对降低外部电磁场对微机型二次设备的干扰水平，起着重要作用。
The earthing method of the metal sheath varies somewhat in different cable lengths, which affects greatly line parameters, especially zero sequence impedance.
对于不同长度的电缆线路其金属护套的接地方式亦不尽相同，从而对电缆线路参数，尤其是对零序阻抗将产生较大的影响。
Cable has good earthing and bending performance and high electric insulating performance.
有良好的接地性能和优越的弯曲性能，高的电绝缘性能。
Cable Screen Earthing connected on both ends it should be one end.
电缆荧屏地球连接在结束两者上它应该是一结束。
Combined with the design of Gongboxia Hydropower Station, this paper bring forward some technical problems in respect of proper selection of cable section, earthing mode and protective measures.
结合公伯峡水电站电缆系统设计，对合理选择电缆截面、敷设方式及保护措施等技术问题加以介绍。
The first class cable – suitable for one single –phase earthing – block time does not exceed one minute each time. Max. time not exceed 8 hours , and not exceed 125 hours in all in one year.
第一类——用于单相接地故障时间每一次一般不大于1min，亦可用于最长不超过8小时，每年累计不超过125小时的系统。
The first class cable – suitable for one single –phase earthing – block time does not exceed one minute each time. Max. time not exceed 8 hours , and not exceed 125 hours in all in one year.
第一类——用于单相接地故障时间每一次一般不大于1min，亦可用于最长不超过8小时，每年累计不超过125小时的系统。
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