A navigation filer design is provided for final docking phase to provide estimated information of relative position and velocity and angle and angle-rate. 设计了针对空间非合作目标对接段的滤波器,能够提供对接段相对位置、速度、姿态角及角速率估计信息。
Displacement, Initial velocity, Final velocity, Acceleration and Time. 位移,初速度,末速度,加速度和时间。
DETERMINATION OF THE FINAL GAUGE LENGTH WITH WEIGHT METHOD The Analysis and Calculation of The Distance Between The Sensors in Measuring Velocity 断后标距的重量法测定测速靶距分析与计算
The interception condition is that the attack vehicle has the same position as the target at final time, but the rendezvous condition is that both vehicles have same position and same velocity vector at final time. 拦截条件是指在最终时刻两者的位置相同,而交会条件是指不仅位置相同且最终的速度矢量亦相等。
The results show that to increase the approach speed and the rhythm of the final two steps in the approach is beneficial to the increase of takeoff velocity; 结果表明:提高助跑速度和助跑最后二步节奏,有利于加快起跳速度;
Having original data in high quality, processing on travel-time inversion for first arrival and on reflection imaging has been done. The final achievements are tomographic profile of cross-hole velocity and reflection imaging profile with higher resolution. 在取得高质量原始资料的基础上,进行了直达波旅行时反演处理与反射波成像处理,最终获得较高分辨率的井间速度层析剖面与反射波成像剖面。
The obstacle-induced effects are negligible in the closed vessels for the final explosion pressure, however they are very important for flame front, velocity field, pressure field, which will provide proof for the reasonable collection of the equipment in the confined rooms. 在密闭容器中,障碍物的阻塞率对最终爆炸压力基本不产生影响,而对火焰阵面的形状、速度场和压力场的分布存在显著影响,这可为受限空间内设施的合理布置提供依据。
There are many methods that can be employed to calculate final settlement by field settlement curve, but no formula can be straightly employed to forecast residual settlement and unloading time under bounded unloading settlement velocity in soft soil treatment project. 在堆截预压地基处理工程中,有多种推算最终沉降量的方法,却没有理论公式可直接计算在给定的卸载沉降速率时所对应的剩余主固结沉降量和卸载时间。
Then, the paper introduces systematically the installation of the measure equipments and the disposal of the field data. It makes regression analysis of measured data, predicts the final stress of the surrounding rock and its increase velocity. 从而系统地介绍了现场监控仪器的安装和数据的处理,并且对量测数据进行了回归分析,预测了最终的围岩应力及随时间的增长速度。
In the framework of Gurney theory and the kinetics equation of changeable mass system, a simple model to calculate the final velocity of a laser-driven foil plate in vacuum condition has been proposed. 在Gurney模型的基础上,结合变质量体系的动力学方程,提出了一种简单地描述在真空环境中强激光驱动飞片高速运动的计算模型。
Although the final yielding rate of V and N isn't affected by adding Al_2O_3 and CaF_2 in slag, the velocity of VN alloy entering steel is delayed greatly. 覆盖剂中添加Al2O3、CaF2虽然不影响V、N的最终收得率,但却大大延缓了VN合金进入钢水中的速度。
The trajectory simulation model and dispersion analysis for a strategy missile in the final powered phase of velocity revision and attitude control 末修姿控段战略导弹弹道仿真模型及散布分析
In order to solve the problem of lack of thrust termination devices, a device to adjust the burnout angle will match the final burnout velocity and satisfy the desired range. 为解决无推力终止装置的末速不准问题,可在末级发动机采用姿态调整装置,对射角进行调整,配合末速以满足射程要求。
In this paper, through outfield experimental research and theory analysis, the Stokes final sedimentation velocity formula is not demonstrated to adapt to analyzing performance of smoke. 本文通过外场实验研究和理论分析认为,终端沉降速度公式并不适合分析烟幕性能。
Conclusion: During the final thrust phase, the velocity of hip joint, shoulder joint, elbow joint, wrist joint achieved their peak value. 结论:在掷标枪最后用力阶段,髓关节、肩关节、肘关节、腕关节的速度都达到了最大值。
The locus of run-up ( cartwheel) is alike to the locus of final exertion, so it could apply the previous run-up velocity to the movement of final exertion effectively. 从生物力学角度对该技术进行分析,其优点主要表现在三个方面:(1)助跑(侧手翻)动作轨迹与最后用力轨迹相吻合,能够将预先获得的助跑速度有效地运用到最后用力动作上去。
Some characters of C/ SiC composites, such as open porosity, thickness of SiC matrix and final density, are directly effected by the winding linear velocity of carbon tows. 纤维束缠绕转轴的线速度直接影响到C/SiC的显气孔率、纤维束间SiC基体墙的厚度和C/SiC复合材料的最终体积密度。
On the reduced travel time sections, 6 seismic phases ( P g, P 2, P 3, P 4, P m, P n) were recognized. The final crustal velocity model was built by inverse calculation and ray tracing modeling. 在折合时间记录截面图上识别出6个震相(Pg,P2,P3,P4,Pm,Pn),经走时反演和射线追踪拟合获得速度结构模型。
Theoretic study of final gas solid velocity ratio for powder gas dense phase conveying in a horizontal tube 水平管道粉气浓相输送最终固气速度比的理论研究
It is found that the predictions of the final electronic state distribution of captured electron ( s) are in agreement with experimental data, and both theory and experiments show that the widths of the reaction window increase with the projectile velocity. 研究发现,反应窗理论预言的末态电子分布与实验结果符合较好.理论和实验研究表明,随着碰撞速度的增加反应窗变宽;
With final deformation temperature ( FDT) increasing in hot rolling the magnetic flux density of steel increased and with the cooling velocity of finished rolled hot rolled steel strip decreasing the magnetic properties improved by grain sufficiently growing; 随着热轧终轧温度的提高,钢的磁感均明显上升,热轧带钢精轧后慢速冷却时,则晶粒生长充分,改善钢的磁性;
The law of the decay of turbulent energy and the expression for the scale of micro& turbulence from the initial to the final period of decay together with the double velocity correlation thus calculated all agree very well with the experiments of Batchelor and Townsend. 由此计算的包括从变初期到衰变后期的整个范围的湍能衰变规律、湍流微尺度关系和二元速度关联都与Batchelor&Townsend的实验符合得很好。
The variable and algebraic equations for finite element solution were formulated via Galerkin method, and iteration steps for final pressure velocity solutions were presented. 用Galerkin方法建立了有限元求解的变分方程和代数方程,给出了迭代求解步骤;
The results show that dynamical ductility dominated final velocity of fragments. 结果表明:材料动态塑性是决定破片最终速度的主要因素;
The study on Control for the final velocity of the space deployable antenna 空间大型可展开天线展开末瞬时速度控制研究
Final Sedimentation Velocity of Smoke Particle 对烟幕微粒的终端沉降速度研究
This technique style show a constant acceleration characteristic in discus speed and before final stage can form a fast speed which horizontal velocity is predominant. 这种技术风格在铁饼速度上表现出持续加速的特征,在最后用力之前可以形成较快的水平分速度占优势的合速度。
In the final analysis, the mass velocity being 66.3g/ s, the concentrated intensity being different surface temperature distribution of concentrated solar cells. 最后分析了质量流速为66.3g/s和不同聚光比下的电池表面温度分布。
Some final results are in line with our expectation while others show special characters, e.g. the affection of face velocity on collection efficiency is much weaker than expectation. 试验的最终结果有些与以往的普遍认识相符合,有些则显出一定的特性,如过滤速度对于过滤效率的影响的明显程度比预想的要小得多。