According to low-altitude and very low-altitude air combat character of air-to-air missile on helicopter,the vertical trajectory programming technology of lock-on-after-launch is researched based on the optimal control theory.
根据直升机载空空导弹低空、超低空作战的特点,基于最优控制理论,进行了发射后截获纵向弹道规划技术的研究,给出了纵向弹道规划技术的一种实现方法,来解决直升机空空导弹长距离低空、超低空飞行时的防撞地以及中末制导交接班过程中减少地物背景干扰等问题,并建立了仿真模型,进行了仿真分析。
Though measure the height of jumping, the circumference of muscle, the shape of inside of the foot.
通过测量纵跳高度、肌围度、足弓形态,来分析其各项指标之间的关系及其对爆发力的影响。
The Change in Height of Vertical Jump After Different Sets of Weight Training;
不同组数杠铃负重蹲起练习后纵跳高度变化的对比研究
Measurement and Analysis on Enduring Ability of Jump Leg as Adopting Deep-jump and Vertical-jump by High Jumpers;
跳深纵跳练习对跳高运动员起跳腿“承受能力”的测定与分析
Elevation: The height a diver achieves from a take-off.
起跳高度:一名跳水运动员起跳时所达到的高度。
a very manoeuvrable car
操纵高度灵活的小轿车
longitudinal metacentric height above keel
龙骨以上纵向稳心高度
A Study of the Relationship among Collegiate Male High Jumpers Normal, Vertical, and Longitudinal Springing Abilities;
普通高校男子跳高运动员弹跳力、纵跳能力和跳深能力的相关性研究
Employee: High Transfers, Low Loyalty
员工:高跳槽率。低忠诚度
He cleared 2.39 meters in the high jump
他跳过了2.39米这一高度。
The Influence of the Method by Increasing the Height of Jumping Standard Progressively on the Education of High Jump through Sports Skill;
浅谈渐增跳高高度对跳高技术教学的影响
Effects of Jump on BMD and Biochemical Indexes of Bone Metabolism and BMP-2 in the Growing Rat;
纵跳对生长期大鼠骨密度、骨代谢生化指标及股骨BMP-2的影响
Effects of Vertical Jump on BMD and Biochemical Indexes of Bone Metabolism of the Growing Rat;
纵跳对生长期大鼠骨密度、骨代谢生化指标的影响
Design Experience of Strip Slitting Unit Applied for Big Steel Coil,Heavy Thickness and High Strength
大卷、厚壁、高强度带钢纵剪机组的设计
He crossed the brook in one big jump.
他一个纵步跳过了小河。
Women s Long-jump Run-up Speed s Effects on the Take-off Techniques;
高校女子跳远助跑速度对起跳技术影响的研究
Velocity Characteristics Of Women s Pole-Vaulting In Both Approach Holding Pole And Jump;
女子撑竿跳高持竿助跑与起跳的速度特征
Characteristics of Rate during Take off and Transit in Female Flop;
女子背越式跳高起跳和腾空阶段的速度特征
However,she sprained her left knee when she was about to jump. It started to hurt terribly and the medicine could not stop it.
天有不测风云,下午跳高的纵身欲跳 时,左膝盖突然扭了一下,并开始剧痛起来。
However, she sprained her left kncc when she was about to jump.
天有不测风云,下午跳高的纵身欲跳时,左膝盖突然扭了一下,并开始剧痛起来。
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