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研究了中远程多用途导弹由中间段制导向末段制导过渡的交接班问题。To study the handing over between midcourse guidance and terminal guidance for medium and long range multi purpose missiles.

据新华社报道，中国11日在境内进行了一次陆基中段反导拦截技术试验。China conducted a test on ground-based midcourse missile interception technology within its territory Monday, Xinhua reported.

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最令人激动的文章出自那些精力旺盛、酷爱折腾的人们之手，他们半路出家，在全新的领域中扬帆起航。The most exciting essays were written by the energetic, restless people, who took their lives off in new directions midcourse.

固定时间间隔的推进大气层外拦截器机动的近最优制导战略的建议。A near optimal midcourse guidance strategy with fixed-interval propulsive maneuvers for exoatmospheric interceptor is proposed.

政府可以对经济政策中途做个修正如果它没有涉足健康医疗么？Could the administration have made a midcourse correction on economic policy if it hadn’t been fighting battles on health care?

因此，年初银行就会疯狂贷出存款，恐怕政府会进行年中修正。So the banks rush to make loans early in the year for fear that the government will reduce the limit in a midcourse correction.

大气层外拦截弹中制导的终端约束是拦截弹处于零控拦截流形上。The terminal constrain of the midcourse guidance for an exo-atmospheric interceptor is to be on the zero-effort-intercept manifold.

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针对采用燃料耗尽方式关机且具有持续定常推力的大气层外拦截弹设计了中段制导律。A midcourse guidance law for an exo-atmospheric interceptor with constant sustaining thrust shut-off by fuel exhaustion is proposed.

针对三维空间内的高速飞行目标，提出了一种基于预测零控脱靶量的中制导段导引方法。A midcourse guidance law based on zero effort miss forecasting is presented for intercepting a high-speed target in three-dimensional space.

为了提高对目标的捕捉概率，研究了反舰导弹中末制导交班点的选择问题。To improve the capture probability, the hand-over point of anti-ship missiles between midcourse guidance and terminal guidance was analyzed.

采用了不同的更新频率对中制导过程进行了仿真，从而得出弹载数据链允许的最低更新频率。Gaining the approved lowest updating frequency of data link based on missile from simulation of midcourse guidance on different update frequence.

仿真了空间目标飞行弹道后，通过坐标变换得到设定战情下的弹道目标雷达视线角。After the ballistic trajectory in midcourse was simulated, the aspect angles of warhead target were calculated in assumed scene by coordinate transformation.

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针对大气层外拦截中段采用耗尽关机固体燃料发动机的情况，设计了基于零控脱靶量的鲁棒中制导律。A midcourse guidance law for an exoatmospheric interceptor with solid engine, which has a significant ballistic coast to the endgame after burnout, is put forward.

许多对消费品行情看涨的人认为这次趋势是暂时的中期价格调整，并仍然在铜，原油，玉米，甚至白银方面长线持有。Many commodity bulls see this trend as a short-lived midcourse price correction and have maintained their long positions in copper, crude oil, corn and even silver.

介绍了SQP算法的理论基础，把动态优化问题转换成SQP可以应用的静态参数优化问题，针对飞行器中段制导这一具体实例进行了数字仿真。Theory of SQP was introduced. The dynamic optimization was transformed into static parameter optimization. The simulation was carried to solve the optimal midcourse guidance.

根据弹载捷联成像导引头和脉冲发动机控制系统的特点，设计了一种基于零效脱靶量概念的直接利用捷联导引头测量信息的末制导方法。A robust midcourse guidance law based on the zero effort miss is designed for the middle flying stage of exo-atmospheric intercept with the fuel-exhaustion-shutoff solid engine.

通过对某型号防空导弹的制导控制系统仿真，可以看出该雷达目标测轨算法使其控制系统有很好的中末制导交接条件。Simulation of one missile control and guide system shows that the proposed estimating method provides a good interface condition between midcourse guidance and terminal guidance.

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求解需要速度时，实时地考虑了地球扁率的影响，并给出了利用中间轨道法求解需要速度的过程。When solving required velocity, It real-timely thinks about influence of oblateness of the earth and gives the process of solving required velocity by midcourse trajectory method.

为满足实际作战的要求，基于最优控制理论和奇异摄动方法，提出了一种可保证中远程空地导弹快速爬升到最优高度的中制导律。Based on optimal control theory and singularly perturbed theory, a singularly perturbed midcourse guidance law that guarantees air-to-ground missiles to ascent quickly is proposed.

在最优预测中制导律的基础上，提出预测交班点的概念，设计一种使导弹在中末制导交班时刻性能最优的中制导律。Based on the optimal prediction midcourse guidance law, the concept of predicted handover point was proposed, and a handover performance optimal midcourse guidance law was proposed.