英语达人进来啊!一句翻译,郁闷死我了.Previously, the 25 Hz system was operatedwith the objective of keeping watt-hour flows near zero, onan hourly basis, at utility franchise boundaries. Amtrak hassinlce eliminated these artificial boun
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![英语达人进来啊!一句翻译,郁闷死我了.Previously, the 25 Hz system was operatedwith the objective of keeping watt-hour flows near zero, onan hourly basis, at utility franchise boundaries. Amtrak hassinlce eliminated these artificial boun](/uploads/image/z/14785249-49-9.jpg?t=%E8%8B%B1%E8%AF%AD%E8%BE%BE%E4%BA%BA%E8%BF%9B%E6%9D%A5%E5%95%8A%21%E4%B8%80%E5%8F%A5%E7%BF%BB%E8%AF%91%2C%E9%83%81%E9%97%B7%E6%AD%BB%E6%88%91%E4%BA%86.Previously%2C+the+25+Hz+system+was+operatedwith+the+objective+of+keeping+watt-hour+flows+near+zero%2C+onan+hourly+basis%2C+at+utility+franchise+boundaries.+Amtrak+hassinlce+eliminated+these+artificial+boun)