运动伞
- 网络running umbrella
运动伞-
体育运动训练阻力伞的研制
The Speciality of Resistance Chute in Sport Exercise
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末敏弹二体运动模型计算中伞绳张力的求解
Suspension line tension problems in a target sensitivity projectile solved as a two-body model
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飞行运动如滑翔降伞和模型滑翔机近年在香港逐渐流行。
Aviation sports activities , including paragliding and model sailplane soaring , are becoming more popular in Hong Kong in recent years .
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分析了封包绳提前断裂状态下降落伞系统的运动特性，建立伞舱组合体在拉直阶段的动力学模型，计算了主伞的运动轨迹，分析了拉出的主伞与伞舱口的碰撞情况。
Under the conditions of early rupture of the reefing lines , motion characteristics of parachute system were analyzed , and mathematic model of parachute-capsule system in the deployment was built .