An acoustically absorbent material (e. g. a fabric) may be secured to an inwardly facing surface of any part formed from perforated sheet metal.
吸音材料(例如织物)可固定至由穿孔金属板形成的任何部分的面向内的表面。
Both countries arealready facing severe surface and groundwater shortages (4, 5).
目前，两国都不得不面对地表地下水短缺的严峻形势 【45】 。
Between blazing heat on the star-facing side and freezing cold on the dark side, the average surface temperature may range from minus 31 to minus 12 degrees Celsius, the researchers said.
研究人员还称，在炽热和寒冷的两个半球之间，该星球平均表面温度为零下31摄氏度至零下12摄氏度。
A louvered surface dispersed along projected balconies covers the exterior walkways of the dormitory rooms facing the rice fields.
百叶表皮沿着项目的阳台分布，它覆盖了公寓房间面对稻田的外走道。
The facing is deposited on the plug and body seats and is then machined to a mirror-like surface.
阀塞和阀体阀座表面先由沉积层形成，然后经过机加工制成镜面光洁度表面。
Now place the piston assembly on a flat, firm surface with diaphragm facing up as shown in Figure 9.
现在将活塞总成放在平整稳定的表面上，如图9所示让隔膜面朝上。
As each point on the surface is being shaded the Sampler Info node determines the Facing Ratio value for that point.
在被着色表面上的每一个点上，采样信息节点决定这个点的分形比率。
Before pasting the membrane, to the glass, the outside surface to carry on the clean (key point is in facing and glass sealant region clean).
贴膜前对车窗内、外表面进行清洗(重点是内饰面和玻璃密封胶区域的清洗)。
This series door facing is made of high density wood fiber. The surface with oak wood grain and be finished white primer painting.
此系列模压门板基材为高密度模压门板，表面为橡木纹理，喷涂的白色水性底漆。
The passage unit comprises a concave portion located at a position facing the first through hole, and a protruding portion which protrudes from an inner surface of the concave portion.
通道单 元包括位于面对着第一通孔的位置处的凹入部分以及从该凹入部分的内表面突出的突出部分。
This series door facing is made of high density wood fiber. The surface is smooth and be finished white primer painting.
此系列模压门板基材为高密度模压门板，表面为光面，喷涂的白色水性底漆。
A lower window facing to the rear and a large glazed surface lining the adjacent double-height circulation area face out onto the forest.
正对后部的有一扇低窗户，正对森林的交通区域有一片两层通高的玻璃幕墙。
H bonds on facing folded chain crystal surfaces lead to a decrease of surface free energy and this fact is a main reason for the formation of double lamellae.
在双层片晶界面上的H键降低了表面自由能，这是形成双层片晶的主要原因。
Clean production is one of the most important subjects facing the surface treatment enterprises in 21st century.
清洁生产是2 1世纪表面处理企业将面临的最重要课题之一。
H bonds on facing folded chain crystal surfaces leda to a decrease of surface free energy and this fact is a main reason for the formation of double lamellae.
在双层片晶界面上的H键降低了表面自由能，这是形成双层片晶的主要原因。
These technologies and equipment allow to turn ordinary cement and sand into facing materials of new generation with surface structure and strength of marble.
这些技术和设备实现了将普通的水泥和沙子转化为具有大理石质地和表面纹理的新一代表面材料。
The mat facing provides improved surface quality, high and controlled adhesion, and is easily manufactured.
该毡覆面提供了改进的表面质量、高的并且受控的粘合性，并且容易制备。
The south-facing roof surface (dubbed the roof facade) ensures the calculated basis for an energy-efficient building, which is designed to achieve energy class 1 status.
南向的屋顶表面(被称作屋顶立面)确保了这一节能建筑的计算基础，目的是达到一级能源状态。
During the rehabilitation construction of 1985, the asphalt facing was covered by the sand gravel with a stone pitching surface.
1985年对该坝采用砂砾石料覆盖和沥青混凝土面板加固等综合措施进行了处理。
During the rehabilitation construction of 1985, the asphalt facing was covered by the sand gravel with a stone pitching surface.
1985年对该坝采用砂砾石料覆盖和沥青混凝土面板加固等综合措施进行了处理。
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