... extra a high vacuum 超高真空 extra a high voltage 超高压 extra a high voltage cable 极高压电缆 ...
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This is 4, 200 kilometers of high voltage air lines, among which there is a record holder for extra-high voltage (1150 kV).
这是4200千米长的高空高压电线，其中最高电压纪录是1150千伏。
In accordance with the high and extra high voltage long distance transmission line, this paper presents a fault location method based on two terminal information of self synchronous rectification.
针对高压、超高压远距离输电线路，提出了一种应用双端信息自同步校正的故障测距法。
The utility model has the advantages of high sensitivity of a circuit and high precision of a test result, and can be used for high pressure and extra-high voltage systems.
本实用新型电路灵敏度高，测试结果精度高，可用于高压和超高压系统中。
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