碎片云,Debris cloud
1)Debris cloud碎片云
1.Characteristics of debris cloud produced by normal impact of spherical projectile on thin plate shield;球形弹丸正撞击薄板防护屏碎片云特性研究
2.Laser shadowgraph for the visualization of hypervelocity impact debris cloud;超高速碰撞碎片云的激光阴影照相技术
3.The rules of debris cloud produced by AL sphere normal impacting into AL thin target plate were analyzed and some relationships between penetration holes,radiation angle and,debris cloud characteristics and impact velocity,t/d were presented.70)在3~6km/s的正向撞击速度下产生的碎片云规律。
英文短句/例句
1.Numerical Investigation on the Characteristics of Debris Clouds Produced by Hypervelocity Impact on Pressure Vessels空间碎片超高速撞击压力容器碎片云特性数值模拟研究
2.Numerical simulation of debris cloud produced by ellipsoidal projectile hypervelocity impact on bumper椭球弹丸超高速撞击防护屏碎片云数值模拟
3.Characteristics of Debris Cloud Produced by Normal Hypervelocity Impact of Spherical Projectile with Thin Aluminum Plate;球形弹丸超高速正撞击薄铝板碎片云特性研究
4.Dynamic Model for Debris Clouds Produced from Impacts of Hypervelocity Projectiles with Thin Sheets超高速弹丸碰撞薄板产生碎片云的运动模型分析
5.A thin or faint streak or fragment, as of smoke or clouds.一缕薄或微弱的条纹或碎片，如烟、云等
6.The Estimation of The Entire Features from The Archaeological Fragment Presented by Point Clouds;点云表示的旋转体文物碎片的整体特征的估计
7.These spinning clouds of dust and debris have wind speeds reaching300 mph.这些“旋转的云柱”卷带着尘埃和碎片杂物，其风速可达到300公里/时。
8.Fragments of powdery cloud like spray flung from a wave crest, sprinkled the radiant, lake-blue heaven.几片碎云，象从海峰上喷出的水花，散落在蔚蓝色的天空，闪烁着银辉。
9.These spinning clouds of dust and debris have wind speeds reaching 300 mph.这些“旋转的云柱”卷带着尘埃和碎片杂物，其风速可达到300公里/小时。
10.blade, for choppers and grinders切碎机和粉碎机刀片
11.A small cloud or something resembling one.小云块，碎云小云彩或与之相象的某物
12.(cause sth to)break into splinters（使某物）裂成碎片
13.The bowl fell and fragmented into bits.碗掉下,摔成碎片。
14.The act or process of breaking into fragments.破碎打碎成碎片的动作或过程
15.Blow debris from fins.吹去散热片上的碎片。
16.become separated into pieces or fragments.变成分开的片段或碎片。
17.chip wringer碎片榨干器, 碎片榨干离心机
18.a wisp of smoke [cloud]一缕烟 [一小片云]
相关短句/例句
debris clouds碎片云
1.Based on the gridless SPH numerical technique of Ls-dyna hydrocode,the characteristics ofdebris clouds originating from impact of spherical projectile on the plate at different velocities were simulated.给出由于碰撞速度不同,而引起的不同的碎片云图像,以及不同的靶板破碎孔的尺寸。
2.The variations of the diameter of holes,thedebris clouds width,the cumulative percentage of fragments,the dimensionlcss momentum,the residual velocity and the velocity vectors ofdebris clouds are discussed.采用光滑粒子流体动力学(SPH)方法对空间碎片超高速碰撞问题作了模拟分析,给出了靶孔直径和碎片云宽度随碰撞速度的变化、累积碎片分布、碎片云无量纲向前总动量随膨胀距离的变化、碎片云前端速度的变化规律以及碎片云速度矢量等。
3.The numerical simulation of the penetration anddebris clouds is performed that columnar bar of high velocity impacts on thin steel plates with this method,and the problem is solved that how to found the SPH element model of the columnar bar,and the mechanism of forming process is analysed.探讨了SPH算法的基本原理及该方法的优缺点;采用该算法对柱形杆高速冲击钢制薄靶板的击穿、粒子飞溅及碎片云的形成过程进行了数值模拟;解决了四棱柱形钢杆SPH粒子单元模型的建立问题,分析了作用过程的物理机理;表明SPH算法可以用于解决高速冲击动力学问题,模拟和预测材料在高速碰撞下的瞬态响应。
3)scrap mica云母碎片
1.The paper introduces the technological processes, technical conditions, waste water treatment and applications of non-calcined mica paper withscrap mica as raw materials.介绍了以云母碎片为原料,生产非煅烧云母纸的工艺 流程、技术条件、废水处理及云母纸的应用。
4)shred cloud碎片状云
5)fragment cloud distribution碎片云分布
6)dynamic model of debris cloud碎片云运动模型
延伸阅读
分子碎片法分子式：CAS号：性质：20世纪70年代发展起来的计算量较少的大分子从头计算方法。该方法首先将大分子分解为若干基团(碎片)，其次用浮动球高斯轨道方法优选这些基团的最佳电子构型参数——轨道位置与半径，再将这些基团按一定的方式拼成大分子，最后用自洽场方法对这个大分子进行计算，从而解出分子轨道能级和波函数及其各种单电子性质。
