摘要:笔者在文中重点介绍了混凝土防渗渠道维修技术。
Abstract: : the author in this paper focuses on the concrete seepage channel maintenance techniques.
给出了三种状态下防渗、维修或改建的判定原则及经济模型。结合算例,对渠道防渗效益进行了经济分析。
The judge principles and economic models have been concluded and with the examples for calculations, the economy of seepage control effectiveness of canals has been discussed.
公司下设大客户部、服务器渠道部、服务器维修部、财务运作部等四个主要部门。
Under the company sets up the big ministry of revenue, the server channel department, the server service department, the financial operation department and so on four Primary sectors.
既解决了工程抗冻胀问题,节省工程维修费用,又大大地提高了灌溉渠道输水效率,节约水资源。
It not only solves the problem of frost heaving of canal but also declares the maintenance cost, improves the efficiency of routing, and saves water resources.
既解决了工程抗冻胀问题,节省工程维修费用,又大大地提高了灌溉渠道输水效率,节约水资源。
It not only solves the problem of frost heaving of canal but also declares the maintenance cost, improves the efficiency of routing, and saves water resources.
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