1)orbital debris shielding空间碎片防护
1.The Taylor impact and orbital debris shielding problems are simulated by the MPM3D,and the numerical.利用该程序对Taylor杆高速碰撞问题和空间碎片防护超高速碰撞问题进行了数值模拟,所得数值结果与实验结果基本吻合,验证了程序的正确性,说明了物质点法在分析超高速碰撞问题时相对于有限元法的优势。
英文短句/例句
1.Hypervelocity Impact Characteristic Investigation of Spacecraft Space Debris Shield Configuration;航天器空间碎片防护结构超高速撞击特性研究
2.Development and Application of a Performance Evaluation System for Meteoroid/Orbital Debris Shield空间碎片防护结构效能评价仿真系统和应用
3.Image Simulation Approach of Targets in Celestial Background星空背景下空间碎片的图像仿真研究
4.The Responsibility on Space Environmental Pollution by Space Debris;空间碎片造成空间环境污染的国际责任
5.Simulation of the Distributions of Typical Space Debris on Low Earth Orbits during Year 20092009年若干典型低轨空间区域空间碎片分布仿真
6.Discard lost file fragment(s) and recover disk space.丢弃遗失的文件碎片并恢复磁盘空间
7.Observational Accuracy Analysis of Space Debris of SBG Telescope;SBG望远镜空间碎片观测精度分析
8.Improvement of the Chinese Legislation on Mitigation of Orbital Debris;论我国空间碎片减缓立法体系的完善
9.The Resolution of Space Environmental Damage Caused by Space Debris;空间碎片引发的环境法律问题及解决
10.M/OD hypervelocity impact tests carried out in CASTCAST空间碎片超高速撞击试验研究进展
11.Impact effects from space debris on a tethered satellite system空间碎片对绳系卫星冲击的影响分析
12.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
13.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
14.Research on Characteristic of Multilayered Composite Targets Against Hypervelocity Debris多层复合防护结构抗超高速碎片侵彻特性研究
15.Design of Orbit Debris Environment and Collision Alert System空间碎片环境与碰撞预警仿真系统设计
16.Research on Space Debris Orbital Parameter Distribution Rule in LEO;近地轨道空间碎片轨道参数分布规律研究
17.Collision Probability Analysis and Application of Cataloged Space Debris;编目空间碎片的碰撞概率方法研究及应用
18.Residential Socio-spatial" Dual-fragmentation" in Nanjing in New Era新时期南京居住社会空间的“双重碎片化”
相关短句/例句
orbital debris空间碎片
1.SW shield has shown the superior performance compared with the other three structures for protecting spacecraft from meteoroid and orbital debris(M/OD)at an equal areal density and the same imp.结果表明,在相同面密度条件下,填充式防护结构抗空间碎片的效能最佳,Whipple 防护结构较差,双层铝防护结构介于两者之间,整体式结构最差。
2.The software of design optimization on orbital debris shielding structure has been initiated in the world on the basis of orbital debris assessment software.空间碎片防护结构设计优化技术是航天器防护设计的关键技术之一,在空间碎片超高速撞击风险评估软件研制基础上,国际上已开始了空间碎片防护优化软件的研究开发,而且取得了阶段性的研究成果。
3.For the spacecraft shading problem in orbital debris risk assessment, based on Roberts algorithm and Z-buffer algorithm, a shading algorithm is proposed, which is simple in computation, accurate in results and versatile in applications.航天器空间几何遮挡算法是空间碎片风险评估的关键环节,遮挡算法的正确性对评估精度影响显著。
3)space debris空间碎片
1.Modeling and simulation of collision probability between flying warheads and space debris;弹头飞行空间碎片碰撞概率建模与仿真
2.Performance analysis for spacecraft shield structures against meteoroid and space debris;航天器微流星体及空间碎片防护结构性能分析
3.Calculation of Lamb wave in acoustic emission and application in monitoring impact from space debris;声发射Lamb波计算及其空间碎片撞击监测应用
4)space micro-debris空间微小碎片
1.A study on the models for degradation of optical properties caused by space micro-debris;空间微小碎片累积作用下材料光学性能退化预示模型适用性研究
5)Mitigation of space debris空间碎片缓减
6)Disposal of space debris空间碎片处置
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。