1.
Research on Finite Element Analysis of Concave Blank-Hold Surface in Stamping Process;
下凹型压料面对冲压成形影响的有限元仿真研究
2.
A depression similar to that in a shallow concave container for food.
凹形，凹面与浅的凹型盛食物的容器相似的凹处
3.
Light pressure is needed for lightweight fabrics and increased pressure is necessary for heavier weights.
轻压力的压脚适用于薄型面料；重压力的压脚适用于厚型面料。
4.
Hardness: There are many kinds of hardness.In printing,it is the resistance of materials such ad rubber blanket,paper,etc,to indentation.
硬度:硬度分多类。在印刷方面是指胶布、纸张等物料对压凹的抗力。
5.
Pressing sheet metal forming, the surface should be clean, there should be clear and convex fold.
压型金属板成型后，表面应干净，不应有明显的凹凸和皱褶。
6.
A slight depression or indentation in a surface.
凹痕表面上轻微的下陷或凹陷
7.
Die staping: An intaglio printing process from an inked steel die giving a relief surface on the paper.
模型压印: 是凹版印刷的一种。用钢模上墨施印，使纸面具浮雕形。
8.
Steps were made on the female die surface to make up for the thickness different of the blanks.
凹模表面和型腔加工了台阶以补偿坯料的厚度差值。
9.
His eyes [cheeks] have sunk in.
他的眼睛[面颊] 凹下去了。
10.
a concave lens [mirror]
凹透镜 [凹面镜]
11.
When this hem is used on heavier fabrics pressing will not leave the impression of the hem on the right side.
这种针迹用于较厚实的面料,熨烫时,在面料正面不会留下折边压痕。
12.
The air outside pressed the side in.
外面的空气将桶壁压得凹进去了。
13.
A concave surface, structure, or line.
凹面、凹形结构、或凹线
14.
a polyhedron some of whose plane sections are concave polygons.
有些平面部分是凹型多边形的多面体。
15.
Micromachining of Membrane and Cavity in Micro Pressure Sensors
微型压力传感器薄膜凹槽的制造技术
16.
The shelf is yielding under the heavy books.
书架被厚重的书压得凹陷下去。
17.
Research on 3D seismic data prestack noise suppression method in Biyang sag
泌阳凹陷三维地震资料叠前噪声压制方法研究
18.
Anti-plane Moving Yoffe-crack in Functionally Graded Piezoelectric Materials;
功能梯度压电材料反平面Yoffe型运动裂纹问题