1) via,buried
埋通孔
2) buried via hole
埋孔
3) shallow buried cavity
浅埋孔洞
1.
Effects of shallow buried cavity on anti-plane ground motion;
浅埋孔洞对地表反平面运动的影响
4) subsurface cavity
浅埋圆孔
1.
A study was performed on the interaction between a semi-cylindrical hill with homocentric hole above a subsurface cavity while impacted by SH-wave.
通过理论求解,得出了问题的解析解答,文中最后给出了具体算例,讨论了地表位移幅值、浅埋圆孔及凸起所含圆孔的动应力集中系数。
2.
In this paper,the ground motion of an isosceles triangular hill above a subsurface cavity with incident SH waves is studied based on conjunction .
利用“契合”思想,给出SH波作用下浅埋圆孔附近等腰三角形凸起地形表面地震动的解析解答。
3.
In this paper, the scatting of SH-wave by a semi-cylindrical hill above a subsurface cavity in half-space is studied based on the idea of match up, by using complex functions and multi-polar coordinates.
在区域Ⅰ中构造一个上半部边界应力为零, 而其余部分位移、应力任意的驻波解,在区域Ⅱ中构造出半圆形凹陷和浅埋圆孔的散射波,且要求它满足水平界面上应力为零的约束条件。
5) multi buried via
多重埋孔
1.
Technologies of small hole,fine line and multi buried via are used to manufacture high performance PCBs whose hole diameter,line width/spacing and aspect ration respectively approach 8mil,3mil/3mil and 15∶1.
采用小孔、细线及多重埋孔方式 ,研制出高密度及高特性阻抗印制电路板 ,其孔径、线宽 /线间距以及厚径比分别为 8mil、 3 mil和 1 5:1 ,其综合性能达到和超过国家军标 GJB3 6 2之有关条款要求。
6) countersink
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
钻埋头孔
补充资料：A3钢试片在济南埋20年后的腐蚀情况
A3钢试片在济南埋20年后的腐蚀情况
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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