查询词典 sph.

By applying the smoothed particle hydrodynamics method to the detonation driving plate problems, a clear wave structure in the metal plate and the varying process of the projection angle were obtained.

将光滑粒子法(smoothed particle hydrodynamics method， SPH)应用于金属平板爆轰驱动过程的数值模拟，得到了炸药与金属相互作用的清晰的图像和平板抛射角的变化。

By taking the advantages of SPH and standard finite element methods,a coupled method is proposed,in which the computational model is made up of finite elements in initial time and the large distortional elements are converted automatically into smoothed particles.

扼要讨论了光滑粒子法的离散思想，充分利用光滑粒子法和有限元方法各自的优点，提出了一种初始时刻用有限元建模，计算过程中大变形单元自动转换为光滑粒子的耦合算法。

The selection of fracture splitting forceparameter mainly depends on experience and no theory can abide by.In this paper aim at the technique of fracture splitting of engine connectingrod, the materials fitting to fracture splitting have been analysed, according tosome influence factors that the former has researched. The influence that thechemistry compositions to the mechanics function and the physical function insteel have been analyzed. The theory of quasistatic fracture splitting of suitableconnecting rod for engine EA827 has been studied. Aimed at the new materialC70S6, the quasistatic procedure has been numerical simulation analyzed bySPH non-mesh method. The solved stress intensity factor module andparameterize model building module have been developed based ANSYS byAPDL.

本论文主要研究发动机连杆裂解工艺，根据已知的一些连杆裂解影响因素，对适合裂解的连杆材料进行了综合分析，分析了钢中各组成化学成分对力学性能和物理性能的影响，针对新型裂解连杆材料C70S6钢，对捷达EA827发动机配套连杆进行了准静态裂解理论分析，并且利用SPH无网格方法对此进行了数值模拟分析，利用APDL开发了基于ANSYS的求解连杆裂解应力强度因子模块和参数化建模模块。

Measure the result as follows: Ra(Surface roughness of steel ball)=0.015 u m, wavmess=0.06 um,△Sph=0.010 u m, VDWL=0.015 u m. The flocculus steel balls measured were assembled in Luoyang Precise Bearings Company. The results show that the bearing vibration values reached Z2 group near 98%, the bearing vibration values with new technique balls tower above sixty percentile than grindtechnics.

然后对加工出的"绒面"钢球在洛阳轴承集团进行了合套测振试验，测振试验结果表明：振动值达到Z2组的比例达到98％，比用研磨工艺制得的钢球合套后测得的振动值数据高出60个百分点；振动值达到Z3组的比例高达到83～97％，比用研磨工艺制得的钢球合套后测得的振动值数据高出77～90个百分点。

The results of simulation avoid distortion and intertwist in the conventional gri d arithmetic and consistent with the theory analysis, which validate the rationality of the simulated model and arithmet ic using the SPH method in the explosion field.

仿真结果有效避免了传统网格算法具有的扭曲和缠绕，并且与理论计算非常吻合，验证了该算法在爆轰领域应用的正确性和可行性。

The writer is Senior Fellow of the National Institute of Education and a SPH Chinese newspapers resource panelist.

作者是南洋理工大学国立教育学院高级院士、华文报咨询团成员。

The 10,000 sph press features easy and short makeready and productivity-boosting features, such as quick-change ink cartridges, which can be switched even while the press is still running.

新加坡报业控股的10000记者提供了轻松的和短期makeready和提高生产力的功能，如快速更换墨盒，可以切换甚至在记者仍然在运行。

The deformation, stress, vertical acceleration and dynamic pressure of fluid-filled tank are calculated and the slosh of fluid is also described.

通过对容器的变形、自由液面的运动、液体对容器的动压变化、容器的应力状态和所受动态激励的情况进行分析，说明SPH方法在充液容器的冲击问题研究中是行之有效的数值计算方法。

Gridless smooth particle hydrodynamic numerical technique of AUTODYN-2D hydrocode is used to simulate the impact behavior of spherical and cylindrical space debris on-orbit impacted at a velocity of 10km/s.

采用AUTODYN-2D无网格SPH数值技术，对碰撞速度10km／s下的球形及柱状空间碎片在轨碰撞超高速作用行为进行数值模拟，给出了不同节点处的速度变化规律。

Corrected Smoothed Particle Hydrodynamics method based on Taylor expansion is proposed, which will remove the shortcomings of conventional SPH, and so it is a good method indeed.

建立在Taylor展开思想基础上的改进的光滑粒子法，可以有效地克服传统光滑粒子法中存在的这些问题，因此是一种更为理想的离散格式。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。