^_^ 发表于 2007-8-13 09:00:02

直流输电系统可靠性统计评价 相关论文

直流输电系统可靠性统计评价 相关论文

yizhangsjtu 发表于 2007-8-13 10:32:01

HVDC seems to be used widely now.

^_^ 发表于 2007-8-13 11:32:33

yes it is! The advance technology Used in HVDC and we must learning
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