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空间下弦式液压滑模在小孤山水电站调压井工程衬砌中的应用 被引量:2
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作者 林立 《甘肃水利水电技术》 2009年第1期48-50,52,共4页
在小孤山水电站调压井混凝土衬砌中,采用空间下弦式液压滑模进行施工,混凝土衬砌完成后,将滑模平台改为灌浆平台,实现了一模两用,取得了显著的工程效益。
关键词 调压井 平台 混凝土浇筑 模体改造
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Primary Approach to Water(Natural Monopoly) Industry Remodeling 被引量:1
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作者 XiaChengxiang 《Ecological Economy》 2005年第1期92-97,共6页
Natural monopoly,because of its spontaneous or natural characteristics, must have some mysterious causes of reasonableness.Thus,the regulations to its efficiency loss would have a different way compared to other monop... Natural monopoly,because of its spontaneous or natural characteristics, must have some mysterious causes of reasonableness.Thus,the regulations to its efficiency loss would have a different way compared to other monopolies. That the characteristics of natural monopoly,in the case of water industry, are that the infrastructure investments are very large,most of which are used to build the transportation system? The webs for transporting their products to their customers,and the products are identity goods or services.By examining the characteristics of natural monopoly,this paper proposed away to break upand remodel the industry of“natural monopoly”.The main clue of remodeling is that the governments,who represent the public and who have the power to control over public resources,should build and maintain a public web platform for the goods’ transportation uses, and break up the barrier ofthe entry so as to produce a market-oriented competitive structure.The running modeland the condition of remodeling are put forward and the cost-revenue analysis of the operation is briefly under consideration. 展开更多
关键词 water industry natural monopoly REMODELING MODEL
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