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Which national standards have been established about the power grid quality of China?
我国对电网的电能质量制定了哪些国家标准？
youdao
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Sichuan is the main battlefield of UHV power grid construction in China.
四川是全国特高压建设的主战场。
youdao
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East China Power Grid Co. Ltd.
华东电网有限公司。
youdao
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East China Power Grid Co. Ltd.
华东电网有限公司。
youdao