The flight test was conducted in the challenging high altitude environment required for refueling of high altitude long endurance (HALE) unmanned aircraft systems (UAS).
这次飞行测试是在充满挑战的高空环境下进行的，这也是高空长航(HALE)无人机(uas)加油所需的环境。
It's the basic physics that the air is thinner and the resistance to any projectile is less so the flight path of the ball will be different at high altitude.
基本物理学理论上，空气越稀薄情况下，任何物体的耐性都会减少，因此球路也会因海拔高度不同而有所变化。
The trial was conducted at the company's Airbreathing Test Facility in Orange County, Virginia, and involved a full-scale engine tested at conditions simulating high-altitude, high-speed flight.
此次测试是在公司位于弗吉尼亚州橙郡(OrangeCounty)的吸气式测试设施中进行的，通过模拟高海拔、高速飞行的条件下进行了全面的引擎测试。
The mechanical analysis and the trimming were performed for a novel near space aircraft which uses the variation in wind speed at high altitude to control its flight path.
对一种利用高空风的风速差控制飞行轨迹的新型低能耗临近空间飞行器，进行了力学分析与配平计算。
The effects of the mental tense factor in high speed flight tests at lower altitude on pilots respiratory system are reported in this study.
本文测试了低空大速度飞行试验条件下飞行紧张因素对飞行员呼吸系统的影响。
I do not like lose altitude in my flight so my glide path is always high and make runway limited in the aim point landing without power.
同时，不喜欢在飞行过程中失去高度，所以下滑轨迹总是偏高，然后发现降落时候跑道有限。
Objective:To investigate the effect of high altitude balloon flight test on the antioxidation of water extracts from Celosia cristata L.
目的：探讨高空气球飞行实验对鸡冠花抗氧化功能的影响。
The passenger oxygen system can be activated automatically by high cabin altitude (low cabin pressure) or manually from the flight compartment.
旅客氧气系统能够被较高的客舱高度自动启动，也能在驾驶舱人工启动。
Lung trauma by rapid decompression is one of serious threatens to flight personnel in aviation activities in high altitude.
迅速减压肺损伤是飞行人员在高空飞行活动中可能面临的较为严重的威胁之一。
The action of air on an airplane in flight at low altitude is greater than that at high altitude.
空气对于低空飞行飞机的作用力大于高空飞行的飞机。
The utility model has simple and reasonable structure, low manufacturing cost, flexible operation, small eject lifting resistance, high ejection altitude, long flight time and long service life.
本实用新型结构简单合理、制作成本低、操作灵活、弹射升空阻力小、弹射高度高、飞行时间长、使用寿命长。
Dressed warmly, an unnamed NACA test pilot in 1928 gets ready for a high-altitude flight from the group's Langley Memorial Aeronautical Laboratory airfield in Virginia.
穿着热烈，于1928年1无名的NACA试飞员得到准备从该集团的兰利航空实验室在纪念弗吉尼亚机场高空飞行。
There is a larger effect of flow Angle of attack caused by high altitude wind on aerodynamic load and flight environment in rocket flighting.
高空风引起的气流攻角对火箭飞行中的气动载荷和飞行环境有较大的影响。
It means that the effects of Reynolds number must be taken into account in turbofan engine performance simulation at high altitude with low flight speed.
因此在高空低速区航空发动机性能数值模拟必须考虑部件特性雷诺数的影响。
It means that the effects of Reynolds number must be taken into account in turbofan engine performance simulation at high altitude with low flight speed.
因此在高空低速区航空发动机性能数值模拟必须考虑部件特性雷诺数的影响。
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