More and more epoxy powder has been used as external coating on buried steel pipeline at home in recent years.
近年来，国内埋地钢质管道的外覆盖层已越来越多地使用了环氧粉末。
The gouge resistance of three kinds of pipeline external coating was evaluated by using gouge test and data analysis of reliability.
通过划伤试验和测试数据的可靠度分析，研究了三种管道外防护层的抗划伤性能。
Through observing on the building external coating in Beijing, it was found that the inferiority of the coating are crack, falling, fading and stain.
通过对北京市大量住宅楼外墙涂料饰面层的观察，发现饰面层的劣化表现有开裂、脱落、褪色及沾污等。
By making a physical analysis of three samples, the coating structures: internal hole, external hole and chap structures have been revealed.
并通过对三个纸样的分析，揭示了喷墨打印照片纸的三种典型涂层结构：内孔隙结构、外孔隙结构、龟裂结构。
External corrosion coating is a main corrosion prevention measure of buried steel pipeline, with cathodic protection being complementary.
外防腐涂层是埋地钢质管道主要防腐手段，阴极保护是涂层防腐的补充手段。
To deal with the corrosion of external wall of light oil storage tanks and oil losses, a new coating is successfully developed for the protection of the tanks.
针对轻质贮油罐贮存油品的损耗及外壁的腐蚀情况，研制了一种新型轻质油罐外壁防护涂料进行涂层防护。
At the same time to undertake external vacuum coating equipment and other Parts of the production and processing.
同时对外承接真空涂覆设备以及另部件的制作和加工。
Wet install the external doubler and the filler with NAS1097AD6 rivets and PR1422 sealant, and restore the reworked area coating.
用NAS1097AD6铆钉和PR1422密封胶湿安装外加强板和填片，并恢复修理区域漆层。
The forces applied on the molten pool at the cathode surface under the action of an external magnetic field during vacuum arc coating are analyzed.
分析了在外加磁场作用下，真空电弧镀膜中阴极靶面液池的受力情况，导出了液滴喷溅特性受磁场影响的关系式。
In one embodiment, the resistance-providing component comprises an elastic band provided about a hinge of the frame, either within or external to the coating.
在一个实施例中，所述阻力提供组件包含围绕所述框架的铰链(在所述涂层之内或之外)提供的弹性带。
The comprehensive detection method and the classification evaluation method for external anticorrosion coating of municipal buried gas pipeline are discussed.
论述了城镇埋地燃气管道外防腐层的综合检测方法与分级评价方法。
This paper deals with the study of the external thermal insulation coating for a solid rocket motor (SRM) case.
介绍某固体发动机壳体外防热涂层的研究情况。
In the process of coating layer's growing, carbon atoms diffuse from the inside of steel to the surface and react with external metal atoms to from a metallic carbide.
本文对碳钢被覆金属碳化物过程中碳原子的迁移扩散行为进行了讨论。
In the process of coating layer's growing, carbon atoms diffuse from the inside of steel to the surface and react with external metal atoms to from a metallic carbide.
本文对碳钢被覆金属碳化物过程中碳原子的迁移扩散行为进行了讨论。
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