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research lesson中文什么意思

发音:   用"research lesson"造句
  • 研究课
  • research:    n. 1.仔细搜索 (for, af ...
  • lesson:    n. 1.功课。 2.一节课,(教科 ...
  • be a lesson to:    对...是一个教训
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例句与用法

  1. The hegemony and hegemonic is the research lesson of the international politics and international relations theories importance one of
    霸权与霸权主义是国际政治与国际关系理论重要的研究课题之一。
  2. Firstly , this paper synthetically introduces the state and the abroad of concrete structures about nondestructive testing , in particular examining flaws in concrete structures by using impact echo method , gets at the problem existing at present and clarifies the direction and the content of research lesson in the field
    首先,综合分析了国内外关于混凝土结构物的无损检测特别是应用冲击反射法检测混凝土结构物缺陷的研究现状后,了解了目前存在的问题,明确了研究课题的方向和内容。
  3. Nondestructive testing is a very important and difficult research lesson about the defect of concrete structures . this paper mainly measures the stress waves conveying in concrete structures and the depth of surface - opening cracks in concrete plates by using impact echo method after carefully reading a lot of articles about the state and the abroad of concrete nondestructive in the field and incorporating the special conditions on the laboratory
    混凝土结构物的缺陷的无损检测是一个非常重要而又非常困难的研究课题,本论文在大量参阅了国内外关于混凝土结构物无损检测的研究资料后,结合本实验室的具体条件,应用冲击反射法集中对应力波在混凝土板块内传播速度和混凝土结构物内部开口裂纹深度的测量等一系列问题展开了研究。

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