The absorbing layer is clamped between the upper surface layer and the lower surface layer.
吸收层夹设在上表面层和下表面层之间。
Since the shell body is made of plastic material and has lower surface temperature, people can not be scalded easily;
壳本体为塑胶材质，表面温度低，不易烫伤人；
The aerodynamic characteristics of an airfoil with a jet issuing from its lower surface are investigated by numerical method.
应用数值方法模拟了飞行器升力面下表面喷气的增升作用。
The machining of valve bore with diamond reamer features high productivity, long service life of reamer and lower surface roughness.
采用金刚石铰刀加工阀孔，生产率高，刀具寿命长，表面粗糙度低。
The beam is one cuboid with curved upper and lower surface fitting each other closely and fixed together.
横梁是个近似的长方体，它的上表面是曲面与面板的下表面相吻合，两者固定连接。
The lower surface roughness and smooth microform by electrochemical finishing not only enhance highly the life of gear, but reduce the noise.
齿面经过脉冲电化学光整加工后表面粗糙度低、微观几何形貌平滑，不仅使齿轮寿命大幅度提高而且工作噪音也大幅度降低。
The outer surface of the rolling element is substantially coincident with a locus (149), or virtual surface, described by the lower surface of the support member.
滚动元件的外表面与支承构件的下表面所描述的轨迹(149)或虚拟表面基本一致。
Each support member comprises a curved lower surface (146) and a rolling element (148) located within a recessed portion of the lower surface of the support member.
每个支承构件包括弯曲的下表面(146)和位于支承构件的下表面的凹进部分内的滚动元件(148)。
This article analyzes the causes of the lower surface strength in some practical concrete projects, discusses the influence of fly ash on the concrete surface strength.
对部分混凝土工程实例中表面强度偏低的原因进行分析，论述了粉煤灰对混凝土表面强度的影响。
The utility model discloses a bicycle saddle which comprises a saddle (1); and a box (2) dedicated for holding rain coats is arranged on the lower surface of the saddle (1).
本实用新型公开了一种自行车车座，包括车座(1)，车座(1)下面有专用装雨衣的盒子(2)。
The external end-surface of the lower layer is provided with a paper layer or a plastic film which is bound together with the lower surface layer through the non-setting adhesive.
下表面层外端面上设有一层纸或塑料膜，并通过不干胶与下表面层贴合在一起。
One plane of the rear-floor strengthening beam is a rear spring supporting seat surface, the rear spring is installed at the lower surface of the rear spring supporting seat surface;
所述后地板加强梁上的一平面为后弹簧支座面，后弹簧安装在后弹簧支座面的下表面；
The lower surface of the top plate (26) is installed on the top plate support bodies (4) such that the most part of the top plate (26) is located forward of the lateral connection rods (3).
顶板（26）的下表面安装在顶板支撑体（4）上，以便顶板（26）的大部分位于侧向连接杆（3）的前 面。
The results of property test show that the dodecyl polyglucosides behaves the properties of lower surface tension, mildness, higher foaming and wetting capability. The product is a new type of…
性能测试结果表明，十二烷基葡糖苷具有表面张力低、性能温和、起泡和润湿性优良等特点，是一种新型的非离子表面活性剂。
If the structure is of multi layers, first the upper and the lower surface of the sample go through fully reflective infrared ray test; the components of the upper and lower surface are determined.
若是多层不同材质，先对样品的上下表面进行全反射红外光谱测试，确定上下表层成分。
Therefore, the invention guarantees that the glass fiber felts are distributed at the upper surface and a lower surface of the product, thereby better solving the deformation problem of the product.
确保玻璃纤维毡分布在制品上下两个表面，更好地解决制品的变形问题。
A first oblique surface (9) and a second oblique surface (10) which form a certain Angle with the horizontal plane are arranged on the upper surface (5) and the lower surface (6) of the wall module.
该墙体模块的上、下安置面(5)和(6)上设置有与水平面成一定角度的第一斜面(9)和第二斜面(10)。
LIANG Chun-yu. Test Study of 30# Hard Grade Asphalt Used for Mid or Lower Surface Layers of Asphalt Pavement[D]. Chuangchun:Jilin University, 2007.
梁春雨。30#硬质沥青用于沥青路面中下面层的试验研究[D]。长春：吉林大学， 2007。
Additionally, the Numbers of stomata and trichomes on the leaf lower-surface increased, and mesophyll cells were looser arranged and its intercellular space was larger.
叶部表皮的表皮毛和气孔器明显增多、叶肉细胞排列较对照结构疏松且细胞间隙大。
Additionally, the Numbers of stomata and trichomes on the leaf lower-surface increased, and mesophyll cells were looser arranged and its intercellular space was larger.
叶部表皮的表皮毛和气孔器明显增多、叶肉细胞排列较对照结构疏松且细胞间隙大。
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