查询词典 ejection

A model of blank cartridge ejection device was established and the ejection and restoration processes described.

本文建立了采用气体驱动弹射—回收的抛放弹弹射机构的数值计算模型，用经典内弹道和气体动力学理论分析了火药弹燃烧、弹射活塞完全推离悬挂物并回缩到初始状态的整个过程。

Six months after initiation of crossover treatment, left-ventricular ejection fraction continued to improve modestly in both groups.

在接受交叉治疗后的六个月后，左心室射出分数（left-ventricular ejection fraction）在两组中持续适度地进展。

Numerical and experimental results show that the ejection ratio has little effect on the distribution of Mach number and exit flow angle of the two slot types. However, the energy degradation coefficient increases at first and then it has a decreasing tendency with the increase of ejection ratio.

计算与试验结果显示：两种开缝形式下，喷气比例对叶片表面参数以及出口气流角影响不大，但能量损失系数随着喷气比例的增大出现先增大后减小的趋势。

Results: The left ventricular ejection fraction increased significantly after parathyroidectomy 56% vs.

结果：左心室排出率(left ventricular ejection fraction)在副甲状腺切除手术后明显增加56% vs。

Force strength brand DCC800 parameters Serial program unit technical parameters 1 KN8000 clamping force 2 mm760 clamping trip 3 mould thickness (minimum - most mm400-950) 4 template size mm1400 level x x 1395 5 LinZhu elder brother mm910 910 from within 6 elder brother LinZhu mm180 diameter 7 booster shot force (KN665 8 mm760 trip shot materials 9 hammer mm80 diameter, 90, 100 10 shot Kg7.2 feed, and 9.1 11.2 11 casting Mpa132.8, 1.01, 85 12 casting cm2600 area, 760, 940 13 biggest casting 40Mpa area (cm22000) 14 shot cm2mm - 250 Kg/position 15 punch out mm297 distance 16 ejection chamber flange diameter mm200 17 ejection chamber flange plate height mm20 set out 18 top KN315 output 19 the mm180 trip 20 Mpa14 work pressure system 21 KW37 motor power 22 tank L1200 volume 23 machine Kg39400 weight 24 machine envelop dimensions by 2010 mm8

力劲牌 DCC800参数序号项目单位技术参数 1锁模力KN8000 2 锁模行程 mm760 3模具厚度mm400-950 4模板尺寸mm1400×1395 5哥林柱内距mm910×910 6哥林柱直径mm180 7压射力KN665 8射料行程mm760 9锤头直径mm80、90、100 10 射料量 Kg7.2、9.1、11.2 11铸造压力Mpa132.8、104.9、85 12铸造面积cm2600、760、940 13最大铸造面积（40Mpa）cm22000 14压射位置Kg/ cm2mm-250 15冲头推出距离mm297 16压射室法兰直径mm200 17 压射室法兰凸出定板高度mm20 18顶出力KN315 19顶出行程mm180 20 系统工作压力Mpa14 21电机功率KW37 22油箱容积L1200 23机器重量Kg39400 24机器外型尺寸mm8660×2010×2780

For the submunition ejection pattern predet ermined time and order, based on the kinematics equations for ejection schedulin g of submunition and the concept of submunition ejecting sequence, the influence of ejection scheduling of submunition on the attitude of airborne dispenser is analyzed.

针对子弹药定序抛撒方式，在建立子弹药时序抛撒动力学方程的基础上，基于子弹药定序抛撒时序序列的概念，研究分析了抛撒过程中子弹药抛撒时序变化对布撒器姿态的影响，进而提出了对子弹药时序抛撒系统设计的初步要求，可为机载布撒器子弹药抛撒系统设计提供参

In this thesis, on the basis of theoretical analysis, numerical simulation and test study, the working principle and working process of central tube explosive ejection device and combustion gas ejection device equipped with star-shaped frame are analysed, the mathematical model of the inner ballstics of ejection devices and dynamical ejection model of submunition are established.

本文在理论分析、数值模拟与试验研究三者相结合的基础上，分析了中心管式爆炸抛撒装置与星形框式燃气抛撒装置的作用原理和作用过程，建立了抛撒装置内弹道的数学物理模型以及子弹抛撒动力学模型。

Based on the analysis of working process of ejection gun of rocket ejection seat ,the physical and mathematical models of interior ballistics of ejection gun were established and the interior ballistics parameters of a rocket eject seat were validated by test and calculation.

在分析火箭弹射座椅弹射动力系统的工作过程的基础上，建立了其内弹道的物理模型和数学模型，并对某型火箭弹射座椅弹射动力系统内弹道进行了试验验证与计算，试验所测膛内气体压力随时间变化曲线与计算曲线基本吻合，弹射过程最大压力pm、工作时间tg、出口压力pg和出口速度vg分别为24.20(24.57)MPa，157(155)×10-3s，22.27(21.83)MPa，16.61(16.59)m.s-1，各特征参数的计算值最大误差小于3%。

The control system of the Ejection Seat Training Simulator is designed and implemented by using the standard Bus data acquisition card, the PLC control technology and MCGS on the foundations of detail analysis of the control system data.

通过对飞行弹射模拟器(Ejection Seat Training Simulator)控制系统数据需求较为详尽的分析，利用符合PCI总线标准的数据采集卡、运用PLC控制技术和组态软件设计了飞行弹射模拟器的控制系统，并加以实现。

Simulation results show that the all - attitude formula can more exactly describe the ejection process than general method and is the basis of studying the ejection seat multi - parameter and multi - mode control and the fourth generation ejection seat control.

仿真结果表明，全姿态关系式能够更准确的描述弹射过程，是弹射座椅多参数多模态控制研究和第四代自适应控制研究的基础。

They go to town. Would you just ask them?

他们在城里你能问他们吗？

Ossein pretreated for a2 weeks period exhibited the maximum% yield incase of bone gelatin, while the yield from intact skin was higher than that realized incase of de-scaled skin.

预处理时间达2星期的骨胶原表现出最高的骨明胶百分产量，然而从未处理鱼皮中得到的产率比去鳞的鱼皮得到的要高。