本实用新型薄膜充气伞，为人们日常生活用伞。
The utility model relates to a film gas-filled umbrella, which is the umbrella for people in daily life.
开伞冲击小：这个实际上是上一个话题的延续，开伞冲击是结构强度联系在一起的，而减小开伞冲击无可避免的的要增加充气时间。
Small opening shock: This is a continuation of the same issue as structural integrity: reduction of opening shock is inextricably linked to an increase in opening distance.
建立了降落伞主充气模型。
文章根据建立的降落伞充气过程中轴向和径向动量方程，研究了低密度大气中降落伞的开伞动载。
The equations of axial momentum and radial momentum are made during the presented inflation of parachute, and the parachute opening load in low atmospheric density is studied on the basis of them.
成都灵海气模是中国专业从事大型充气广告产品、帐篷、广告伞的生产企业。
The Chendu Linghai inflatable product Inc., China is the company that is specialized in the large-scale air model advertising products, tent, the advertising umbrellas.
利用模型计算了主充气阶段伞衣形状变化、伞衣投影面积变化及伞绳张力。
The model was used to calculate the variations of the canopy shape, the variations of canopy projection area and the tension of the suspension line during the final inflation phase.
运用简化的模型初步分析了在不同大气密度、初始开伞速度下的充气环境对降落伞充气时间、充气距离，伞绳最大拉力的影响。
The influence of atmosphere density and initial velocity on the parachute inflation times, inflation distance and Max strain of suspension-line were analyzed by the simplified model.
得到的结论对火星降落伞设计及降落伞充气试验的环境模拟有一定参考意义。
The result is importance to design of Mar parachute and simulate conditions of varied type parachute inflation experimentation.
在降落伞轴向和径向动量方程的基础上进行一些合理的简化，并结合其他经验公式基本描述了降落伞整个充气阶段的运动过程。
The parachute axis of symmetry equation and radial equation were rationally simplified. Integrated with other experienced formulas, the movement process of parachute inflation was described.
最后利用模型计算了初始充气阶段伞衣形状变化、伞衣投影面积变化及伞绳张力。
Finally, the model is used to calculate the variations of canopy shape, the variations of canopy projection area and the tension of suspension lines during initial inflation phase.
最后利用模型计算了初始充气阶段伞衣形状变化、伞衣投影面积变化及伞绳张力。
Finally, the model is used to calculate the variations of canopy shape, the variations of canopy projection area and the tension of suspension lines during initial inflation phase.
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