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to pay your hydro bill付电费In today's practice , a substantial part of hydro - electricity orginates from reservoirs.今天, 很大一部分水电来源于水库.Water power schemes ( hydro - electric schemes ) are of two types, high dams or low...
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However, this method is not unconditioned because it must not affect the cooling efficiency of hydro - generators.但是, 这一措施必须以满足不对发电机冷却效率产生影响为前提.Turkey plans to harness the waters of the Tigris and Euphrates rivers for bi...
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hydro的音标：hydro的英式发音音标为：['haɪdrəʊ]hydro的美式发音音标为：['haɪdroʊ]...