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業(yè)務(wù)領(lǐng)域

Business area

水利水電工程

   水利工程就是利用防止水的災害工程,包括灌溉、防洪、排泄、蓄洪、航運和其它。 水電是清潔能源,可再生、無(wú)污染、運行費用低,便于進(jìn)行電力調峰,有利于提高資源利用率和經(jīng)濟社會(huì )的綜合效益。水利水電是國民經(jīng)濟和社會(huì )發(fā)展的基礎產(chǎn)業(yè)。水利水電工程建設周期長(cháng)、投資大、協(xié)作部門(mén)多,受自然資源、地形、地質(zhì)、水文氣象條件的影響很大.


中文少妇按摩久久高潮-中文字幕视频一区人妻-亚洲无码2020每日更新-国产高清不卡一二三区
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