1) Concave body
凹体
2) concave block
凹形块体
1.
By characterizing and classifying different types of concave zone within concave block, the rules to judge the of existence of intersections of every 3 faces according to different types of concave zone is established.
通过对凹形块体的凹形区进行分类,建立了不同类型凹形区的交点存在性判断准则,并通过交点连接关系及存储顺序分析、面积、体积计算等过程,实现了对复杂凹形体的几何形态分析。
2.
Preliminarily developed software includes the necessary functions in engineering analyses such as stereograph projection, unlocated and located block analysis, block figure analysis (including concave block), block stability .
初步开发的工程分析软件具有赤平投影、包括凹形块体在内的块体形态分析、块体稳定性分析与锚固支护建议、洞室内最大块体形态分析、随机块体分析等工程应用中必备的功能。
3) concave object
凹面体
1.
A finite element artificial transmitting boundary method is presented for electromagnetic wave scattering from a perfectly conducting circular cylinder and a number of concave objects.
采用有限元－人工透射边界法求出平面波在无限长圆柱上的散射近场，并与解析解进行比较，进而对几种凹面体电磁波散射近场求解。
4) integument pits
体壁凹陷
5) Sunken object
凹陷物体
6) Asperity
[英][æ'sperəti] [美][æ'spɛrətɪ]
凹凸体
1.
An empirical Green function approach with asperity model considered
考虑凹凸体理论的经验格林函数方法
补充资料：凹模壁厚及凹模垫板尺寸
型腔壁部投影面积 壁 厚， 毫 米
F， 厘米2 h1 h2 h3 h4 h5
<5 15~20 30~40 <=10 15~20 30~40
>5~10 20~25 40~50 10~15 20~25 40~55
>10~50 20~30 50~60 15~20 20~30 55~65
>50~100 30~35 60~75 20~25 30~40 65~70
>100~200 35~40 75~85 25~30 40~50 70~75
>200 >40 >85 30~35 50~60 >80
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条