The flow characteristics of protrusions and holes on a submerged body are studied by solving the RANS equations.
本文采用数值求解RANS方程的方法,对于水下航行体表面状态细节(小突体、孔穴)的流动特性进行了研究。
This paper reviews the major features of superplasticity, the deformation characteristicsand mechanism of yttria-stabilized tetragonal zirconia polycrystals, a typical superplastic ceramic,and the effects of dynamic grain growth, glassy phase and concurrent cavitation on the deformation behavior of Y-TZP.
本文综述了超塑性的特征和Y2O3稳定四方ZrO2多晶体这种典型的超塑性陶瓷材料的形变机理，形变特征以及动态晶粒生长、玻璃相和产生孔穴对其超塑性形变的影响，此外，还总结了其他陶瓷材料，包括Al2O3、Al2O3－Y2O3稳定四方ZrO2、纳米陶瓷和玻璃陶瓷的超塑性行为和特征。
Moreover, the formulations of cavity and bearing capacity of spudcan are given in the dissertation, as well as extraction resistance and evolving base suction.
62;同时文中给出了平台插桩/拔桩过程中土体孔穴深度、桩靴承载力、桩靴底部吸力和桩靴上拔力的计算方法。
Based on a great many numerical calculations, it has been found that the weakening amplitude of stress-waves behind certain artificial cavity is clearly different if the size dimension and geometry shape of the cavities a.
针对常见的方形和圆形空穴,提出了孔穴后方、位于其对称轴上点的轴向应力σy峰值削减因子DF的2个近似拟合式子。
Study on void valuing method for wood-based panel based on image processing technique;
基于数字图像处理技术实现人造板孔穴评价的研究
the act of expanding an aperture.
一个孔穴扩大的行为。
A charge - carrying entity, especially an electron or a hole in a semiconductor.
带电体带电体，尤指一个半导体中的电子或孔穴
inserting machine for inserting bristles into brush mounts sockets or handles
插装机,用于将鬃毛插入刷座,孔穴或手柄上
Area statistical method of void contents for wood-based panel based on image processing technique
基于图像处理的人造板孔穴含量统计的新方法
A hole in ice to which aquatic mammals, such as dolphins, come to breathe.
冰上的孔穴生活在水中的哺乳动物，如海豚，前来换气的冰面上的孔
If tubular frames are used for the construction of berths, they should be completely sealed and without perforations which would give access to vermin.
如床架为管状材料，应将它们完全封闭，不留孔穴，以免害虫进入。
Vugular pore openings are frequently as large as an ordinary lead pencil and are usually attributed to leaching of the rock subsequent to deposition.
空孔穴开孔通常与一支普通的铅笔一样粗，这是由于沉积后岩石的侵析作用造成的。
Howls of pain issue from a gaping black orifice where its face should be.
痛苦的嚎叫声从本该是它脸部的位置上那深陷的黑色孔穴中传出来。
Elasto-Plastic Analysis of Popcorn Failure Caused by Cavitition Unstable Growth in Plastic IC Packaging Material
孔穴不稳定增长导致高聚物电子封装材料“爆米花”失效的弹塑性理论研究
Studies on the Media, Hole of Plug and Fertilizer Regime of Plug Seedling in Cucumber (Cucumis Sativas L.);
黄瓜穴盘育苗基质、穴孔及施肥技术的研究
Vugs and fractures are highly variable in size and in distribution.
岩穴与裂缝在孔的尺寸和孔分布上变化不一。
The Study on Glass Substrate Carrier Material with High Density Holes Array Integration with Porous Glass;
空穴孔阵玻璃基片与多孔玻璃粉复合的研究
Study on Pore Size Adjustable Porous Glass and Its Integration with Cavity Hole-arrayed Substrate;
孔径可调多孔玻璃及其与空穴孔阵基板的复合研究
The Design of Steering Wheel and Lever-opening Dibbler and Analog Simulation of the Shape of Soil Hole
舵轮式杠杆开启穴播器的设计分析及穴孔形状仿真模拟
A box with one or more small entry holes, made as a nesting place for birds.
鸟房有一个或多个小入孔的盒子，用作鸟的巢穴
Make four indentations into the condenser near the standard cone joint.
在冷凝器接近标准圆锥接头处打四个穴孔。
The Study on Glass Substrate Carrier Material with High Density Holes Array;
密集空穴孔阵玻璃基片载体材料的研究
A groove or hole scooped with or as if with such a chisel.
凿孔；凿槽用凿挖出的或象是用这种凿子挖出的槽沟或空穴