1.
The Numerical Simulation of Effects of Trajectory in Soil for Earth Penetrating Shell
钻地弹土中弹道影响因素的数值模拟研究
2.
NEW METHOD OF CALCULATION OF PROJECTILE PENETRATION INTO ROCK
钻地弹侵彻岩石深度计算新原理与方法
3.
Experimentation Research and Simulation of Bullet with High Velocity Penetration on Concrete;
高速钻地弹水泥靶侵彻过程的实验研究与计算机仿真
4.
To be sure, these enhanced penetration concepts could be applied to nuclear munitions as well.
当然，这类加强的钻地技术同样可应用在核弹上。
5.
Missiles that are simple kinetic penetrators ram through earth by dint of their extreme impact momentum.
单纯动力钻地飞弹纯粹利用强大的冲击动量冲入地下。
6.
Research and Application of Bits for Drilling in Elastic-plastic Dense Mudstone of In-situ Leaching Sandstone Uranium Deposit
地浸砂岩型铀矿弹塑性致密泥岩钻头的研究与应用
7.
easing the bit in
钻头轻压慢转钻进地层
8.
Elastic and Thermal Properties of Ultra-high Pressure Rocks in Donghai Area, Jiangsu Province--Petrophysical Investigations on the Cores of Chinese Continental Scientific Drilling(CCSD);
江苏东海地区超高压岩石的弹性和热性质——中国大陆科学钻探岩石物理研究
9.
Research on Elastic and Elastic-plastic Stability of the Oil Derrik;
石油钻机井架弹性及弹塑性的稳定性分析研究
10.
A large tool for boring into the earth.
土螺钻，地螺钻一种用来钻土地的大型工具
11.
body for shells, grenades, mines, bombs or torpedoes
炮弹、榴弹、地雷、炸弹或鱼雷的弹体
12.
Synthetic Method of “Resilience-Augercore” to Detect the Intensity of Concrete;
“回弹-钻芯”综合法检测结构混凝土强度
13.
Finite Elemtnt Analysis of 3-D Elastoplastic for DTH Bits
潜孔钻头本体三维弹塑性有限元分析
14.
Sometimes he sends his drill more than a mile into the earth.
有时他得把钻头钻入地下一英里深。
15.
4.14 Drilling with cone (drag) bit in the section.
此段地层采用牙轮（刮刀）钻头钻进。
16.
The men dug the oil well by Boring through the ground with huge drills
工人使用巨大钻机钻透地层挖掘油井。
17.
Borehole Televiewer and Borehole Elastic Modulus Test for Transmission Cable Tunnel in Singapore
钻孔电视和钻孔弹模在新加坡电力电缆隧道工程中的应用
18.
Razor Tergum digs into the ground and digs out at another place quickly.
剃背迅速地钻进地底并在任一个地方钻出来。