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堆石坝混凝土面板表观缺陷检查技术
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作者 黎建洲 程琳 +1 位作者 苏庆 万鹏 《长江技术经济》 2022年第5期57-62,共6页
混凝土面板堆石坝因其坝型优点得到了广泛的应用,但面板病害率较高,容易出现不同的表观缺陷,长期发展会危及大坝安全。利用多波束测深系统、水下无人探测系统和水下潜水员等水下检查技术,对潘口水电站面板表观缺陷进行全面、系统、高效... 混凝土面板堆石坝因其坝型优点得到了广泛的应用,但面板病害率较高,容易出现不同的表观缺陷,长期发展会危及大坝安全。利用多波束测深系统、水下无人探测系统和水下潜水员等水下检查技术,对潘口水电站面板表观缺陷进行全面、系统、高效的检查。应用成果对类似工程的面板表观缺陷检查具有一定的借鉴意义。 展开更多
关键词 混凝土面板堆石坝 表观缺陷 多波束测深系统 水下检查
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The Goal Setting of Junior Middle School English Unit Based on the Curriculum Standard Research
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作者 chenglin 《外文科技期刊数据库(文摘版)教育科学》 2022年第6期212-215,共4页
With the continuous promotion of the new curriculum reform and the further deepening of quality education, more and more junior middle school English teachers began to carry out the curriculum teaching mode based on t... With the continuous promotion of the new curriculum reform and the further deepening of quality education, more and more junior middle school English teachers began to carry out the curriculum teaching mode based on the overall requirements of the new curriculum standard, among which the "unit whole" project is undoubtedly the most prominent attention. Accordingly, the author will be based on personal teaching experience and related research results, relying on the literature reference, case analysis method to obtain relevant information, from the perspective of the unit goal set, around "based on the research of junior high school English unit goal set" to write this article, and put forward several strategic suggestions on different aspects, hope you can bring certain inspiration and help to your work. 展开更多
关键词 curriculum standard research junior high school English unit overall teaching unit objectives strategy
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