乔纳森和安娜是在进行打靶练习吗？
研究建立了无线电引信模拟打靶质量检测系统。
The paper sets up a quality measurement system of a simulated target for a radio fuze.
研究了求解有限推力轨迹优化问题的直接打靶方法。
The direct shooting method solving finite thrust trajectory optimization is studied.
直接多重打靶算法是求解最优控制问题很有效的方法之一。
The direct multiple shooting algorithm is one of the very effective methods of solving optimal control problem.
提出了打靶区段长度的确定原则和计算点位置的确定方法。
The principle for determining the length of shooting section and the method of determining the position of calculated point are given.
无人机也可以模拟战斗机和攻击机的动作使打靶变得更真实。
The drone could also simulate the manoeuvres of fighters and attackers to make the target practice more realistic.
这只手枪，是基督山特地定制的用它在房间里练习打靶用的。
These were pistols of an especial pattern which monte cristo had had made for target practice in his own room.
结果表明，打靶法是解决弹塑性梁大挠度变形问题的有效方法。
The results showed that shooting method was effective to deal with the deformation of elastic-plastic beam with large-deflection.
采用打靶法求解非线性控制方程，绘出了圆板的热过屈曲平衡路径。
The nonlinear governing equations are solved numerically by adopting a shooting method and the equilibrium paths of thermal post-buckling of the circular plates are obtained.
本文就基因打靶技术及其在人类疾病动物模型研究中的应用做一介绍。
Gene targeting technology and its application in research of animal model of human disease were briefed in this paper.
打靶练习的结果显示被征召的海员可以打中80%以上的靶，成绩优秀。
The results of the target practice show that sailors-conscripts hit more than 80% of the targets and that is considered to be a worthy result.
本文介绍了激光打靶透镜的特点及用等光程原理求解非球面透镜的方法。
This paper presents the features of a lens designed for converging the laser beam onto the target and the solution of the aspherical lenses using equal optical path principle.
为了提高适应性和实用性，我们设计了一种新型的靶枪分离型激光打靶器。
In order to improve the applicability and practicability, we design a new laser target practice system without the connection between the gun and target.
Ko正在研究利用目前用于猪，牛和其他动物的程序给克隆狗进行基因打靶。
Ko is working to adapt a procedure used so far in pigs, cows and other animals to target genes in cloned dogs.
建立了更加精确的数学模型，并采用打靶法获得了一系列具体问题的数值解。
More accurate mathematical formulations were established and numerical solutions were obtained for some concreted problems by using shooting method.
介绍了激光打靶产生短脉冲强X光辐射的方法，给出了打钠靶的数值模拟结果。
A method for generating the short pulse intense X ray radiation in a laser produced Na plasma is described.
简要阐述了基因打靶的概念和基本环节，系统介绍了筛选方法和基因打靶的策略。
Briefly introducing concepts and the primary technical procedure of gene targeting, and systematically introducing selective methods and gene targeting strategies.
甚多束激光装置打靶可靠性分解为到靶最小能量、能量平衡和打靶诊断三个指标。
Shot reliability performance measures of laser facilities with more beam lines pertain to three categories: minimum-energy-on-target, power balance, and shot diagnostics.
简要阐述了基因打靶的概念和基本环节，系统介绍了筛选方法和基因打靶的策略。
Briefly illustrating concepts and the primary technical procedure of gene targeting, and systematically introducing selective methods and gene targeting strategies.
迅速的城市化已经把一个偏僻的打靶场变成了一个垃圾倾倒场和城市暴雨排水的接水盆。
Rapid urbanization had changed a peripheral shooting range into a garbage dump and drainage sink for urban storm water.
根据现代警察射击增训的需要，设计了一种智能化的警察射击训练使用的打靶机系统。
According to the requirement of the modern policemen target training, this paper describes a kind of intelligent target practice system for the policemen shooting drill.
炮兵打靶需要让空军配合练习，这样时间地点都受到制约，并且真飞机风险大训练成本昂贵。
Target practice needs the cooperation from the Air Force so time and place are limited. Moreover, the manned aircraft is dangerous and is expensive.
结果成功引入点突变并构建置换型打靶载体，转染es细胞后经药物筛选得到抗性细胞克隆。
The drug resistant cell clones were picked after drug selection. Results The construction of targeting vectors was successful and several drug resistant es cell clones were gained.
本文主要是利用动态打靶法证明这种新的磁单极子的存在唯一性，同时也得到了解的渐近估计。
In this paper, we mainly prove the existence and uniqueness of the new monopole by dynamical shooting method, and present sharp asymptotic estimates for the solutions.
基因打靶技术是建立在胚胎干细胞和同源重组技术之上，可对基因组进行定点修饰的实验方法。
Established upon the embryo stem cell technique and homologous recombination, gene targeting has been widely used in the genome specific manipulation.
针对某系列反舰导弹打靶实例中机电引信出现二级保险提前解除的问题进行了理论分析和试验。
The theoretical analysis and test is carried out for the premature releasing for the two-stage safety of electromechanical fuze in a real flight of antiship missile.
描述了用高功率脉冲激光打靶产生的等离子体作为软x射线源而进行的接近式软x射线光刻研究。
Using high - power pulsed laser - produced plasma as soft X - ray source for approach lithography is described in this paper.
采用打靶法求解该边值问题，获得了数值意义上的精确解，给出了梁的过屈曲平衡路径及平衡构形。
By using shooting method, the obtained boundary value problem is numerically solved and the equilibrium paths as well as the post buckled configurations of the deformed beam are given.
所得解析结果能较为满意地解释CO_2激光打靶实验中已观察到的有关高次谐波发射的物理现象。
The analytical results obtained can give a reasonable explanation to the physical phenomena observed in CO2-laser experiments.
所得解析结果能较为满意地解释CO_2激光打靶实验中已观察到的有关高次谐波发射的物理现象。
The analytical results obtained can give a reasonable explanation to the physical phenomena observed in CO2-laser experiments.
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