针对点曲面的视点相关绘制问题，提出了一个新的表面基层次聚类简化算法。
This paper proposes a novel algorithm for surface-based hierarchical clustering simplification that aims to accelerate view-dependent point set rendering.
热封：把两层或多层表面融合为一的方法。它是把涂层或基层材料在固定的温度、压力和接触时间下进行。
Heat sealing: a method of uniting two or more surfaces by fusion either of the coatings or of the base materials under control led conditions of temperature pressure and dwell time.
结论监狱基层男性警察在情绪劳动表现策略中最经常使用的自然表现，其次是深层表现，最后是表面表现。
Conclusion Prison basic-level male police in emotional labor performance strategy, the natural performance is the most frequently used, followed by deep expression, finally is surface performance.
热封：把两层或多层表面融合为一的方法。它是把涂层或基层材料在固定的温度、压力和接触时间下进行。
Heat sealing: a method of uniting two or more surfaces by fusion, either of the coatings or of the base materials, under controlled conditions of temperature, pressure and dwell time.
基层处理：粘贴的聚苯板表面应尽量平整、坚固、清洁，必要时可用粗砂纸适当打磨。聚苯板间应压紧，可能出现的板缝须用保温材料或发泡胶填充。
Base treatment: clean and level the surface of EPS board substrate. Distance between EPS board should be filled with thermal insulation materials.
压花地坪是现浇整体成型，表面一会剥落或退色，不塌陷及断裂(如基层不断裂)。
Embossed molding the whole floor is the in-situ surface, one will be off or fade, do not collapse and fracture (such as grass-roots level is not broken).
基层处理——基层表面应平整，坚实、无尖锐角、浮尘和明水，并按设计要求做好防水节点处理。
Base course treatment - the base course surface shall be smooth, solid and free from acute angles, floating dust or water, and go through good waterproof node processing as required in the design.
清洁表面并对表面上漆，并根据制造商的书面指导，在每个特定的基层条件和指令下进行表面处理操作。
A. Clean and prepare surfaces to be finished according to manufacturer's written instructions for each particular substrate condition and as specified.
本品是一种高分子涂料，可适应基层微小变形，能起到遮蔽裂纹和抑制表面产生裂纹作用，且防水层具有较好的整体。
This product is a polymer coating, can adapt to the grass-toots small deformation, can play a shelftered cracks and curb the role of the surface cracks, and the waterproof layer has good overall.
彩石钢瓦是以镀铝锌钢板为基层，表面附着经高温陶化上色工艺的彩色蛭石，多层复合加工而形成的具现代感的环保屋顶瓦材。
The base of this series is steel plank plated with zinc and aluminum. Its surface is sprayed on with colored mineral stone, vermiculite. This design is good at resisting erosion;
[ucl - 36]与基层连接的衬里焊缝如仅仅是与基层中的焊缝十字相交，则可以使用任何一种能发现表面裂纹的方法进行检测。
Liner welds that are attached to the base metal, but merely cross the seams in the base metal, may be examined by any method that will disclose surface cracks.
实验室检测显示，这种瓷粉会与唾液反应在瓷层表面形成一个硅羟基层，这个硅羟基层更软，磨损度更小，与传统瓷粉相比对对颌牙更温和。
Laboratory tests reveal it reacts with saliva to form a silica-hydroxyl layer on the ceramic that is softer, less abrasive, and gentler to opposing dentition than conventional porcelains.
在DUCERAGOLD瓷粉表面硅羟基层会不断的修复表面的瑕疵、微隙，因此修复体得以加强。
The silica-hydroxyl layer on Duceragold continuously heals surface flaws, thereby strengthening the restoration.
在DUCERAGOLD瓷粉表面硅羟基层会不断的修复表面的瑕疵、微隙，因此修复体得以加强。
The silica-hydroxyl layer on Duceragold continuously heals surface flaws, thereby strengthening the restoration.
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