Fireproof blocking materials 防火封堵材料
hole-blocking materials 空穴阻挡材料
This paper is related to the method of coating cotton fabric and apparels by used of the nano composite materials for the UV blocking function.
论述将纳米复合材料通过浸渍涂层的方法整理到棉织物及服装产品上，使其具有抗紫外线性能。
Methods: Using cluster sampling, the water fluoride content, depth of well, materials of well as well as quality of blocking soil of FCRWQIP before 1996 in Xinyang were measured.
方法：采取整群抽样办法，对被调查县1996年前的所有改水工程水氟含量、打井深度、井壁结构材料和井周封闭土质进行调查分析。
The paper describes the design and test results of this cable, as well as the performances of the water-blocking strength materials used in the cable.
文章叙述了这种光缆的设计、试验结果及其关键堵水加强材料的性能。
应用推荐