The purpose of this parer is to explore the influencing factors of Chinese elite female discus throwers' shot direction and landing area from the point of kinematics and analyze the relevant kinematic parameters.

We practiced landing on the aim point with engine fail.

我们练习了在无动力下的瞄点降落。

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The recorder after landing at the point of impact area, the vast and time-consuming field test success or failure is large extent determines of the recycling.

而记录仪在弹着点区域落地后，能否成功回收也在很大程度上决定着庞大而费时费力的现场试验的成败。

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Constraint condition are: ① the sunshine of landing moon point;

考虑的约束条件包括：①着月点光照；

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The harmoniously coexistence of all competent elements speed, force, landing point, spin and arc track as well as the all flowers are in bloom training policy of Chinese Table Tennis team embodies the multi-harmony of Table Tennis.

乒乓球技术多元和谐美的典型体现是：一板球中的五个竞技要素速度、力量、旋转、落点和弧线在弧圈球技术中的和谐共存以及我国百花齐放的技术训练理念。

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Simulation results show the proposed guidance law is robust to deviations from reentry initial states and it can compensate the range error resulting from the perturbations of aerodynamic parameters and atmospheric density. So the landing point precision is guaranteed.

仿真结果表明，所设计的制导律对再入初始偏差具有较强的鲁棒性，同时它也能较好地补偿由于气动参数和大气密度摄动造成的航程误差，从而保证落点精度。

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Vehicles are scattered about almost every environment, so players can feel free to use those to get closer to the helicopter's eventual landing point, or to accomplish other objectives.

在环境的不同地点还布置着各种载具，玩家可以通过使用载具来接近直升机的着陆点，从而完成任务。

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In recent years, with the deepening Of reform, further opening up and frequent cooperation and communication with foreign countries and regions, bilingual education has become a new landing point of quality education.

近年来，随着改革开放、对外合作交流的不断扩大与深入，双语教学成为推进素质教育的新的着陆点。

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The service ball landing point is very important in badminton doubles. Winning rule of badminton's double and the key of the competition ability of men's double

在羽毛球双打比赛中发球点有相当重要的位置。论羽毛球双打项目的制胜规律及男双竞技能力的核心

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Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.

飞行器制导精度评估，特别是航天器的姿态与定点控制、落点预报等，都离不开高精度的外弹道测量数据。

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In transition phase followed braking phase, a standard reentry trajectory is computed and stored using landing point prediction guidance method ( LPPGM).

该方法融合了落点预报制导方法和基准弹道制导方法的长处。

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At low altitudes, can improve the distance and smash speed, accurate control back to the landing point of the ball. 2.

在低海拔地区，可以提高回球的远度和杀球的速度，精确控制回球的落点。

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This article exerts to probe into the problem by material element analyzing in order to choose an appropriate landing point scientifically and reasonably.

为了能科学地合理地去选择合适的登陆点，文中利用物元分析进行了初步的探讨。

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Ground-based radar has the advantages of high accuracy both in measurement and landing point estimation, good security and strong ability to detect.

地面预警雷达具有测量精度高、多目标测量能力强、安全性高、落点预报精度高等特点。

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The choice of airborne landing point is one of the key works in over-the-horizon vertical landing action.

机降场选择是超视距垂直登陆作战的关键工作之一。

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The wind has important influences on the landing point and attitude stability of cabin-parachute systems.

风场对舱-伞系统的落点及姿态稳定性存在不可忽略的影响。

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An Analysis of the Service Ball Landing Point and Stability in Badminton Doubles

关于羽毛球双打发球落点变化及稳定性的技术分析

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Choosing an Appropriate Landing Point by Material Element Analyzing

物元分析在选择登陆点中的应用

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Next, the rest of the white team attaches their prusiks ( or ascenders) to the black team's rope, so there are now four people in position to haul.

接着，其他的白队队员用普鲁士结（或上升器）连接上黑队的结组绳，这时一共有4名队员处在拖曳位置。

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The aerodynamic performance of a tandem two-stage-to-orbit ( TSTO) reusable launch vehicle ( RLV) and its reentry orbiter are studied through employing computational fluid dynamic ( CFD) method.

应用CFD方法研究了两级重复使用运载器上升段和轨道器再入段的气动性能。

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With the increase of the boiling water temperature, the outlet mole fraction of dimethyl ether, methanol conversion and the daily capacity of dimethyl ether were all increased.

随着沸腾水的温度的上升，反应器出口二甲醚摩尔分率、甲醇转化率以及二甲醚的日产量都增加，同时床层热点温度迅速上升。

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