NASA needs good weather to launch Ares I-X because engineers need to see the rocket flight all the way through first stage separation, which will mark the end of the test.
NASA需要好天气来发射战神I-X，因为工程师们要在第一级火箭分离前观测火箭飞行全过程，第一级火箭分离标志着试飞的结束。
The 1-x will climb about 40km (25 miles) into the sky during the powered phase of its flight, continuously measuring vehicle aerodynamics, controls and performance of the rocket's first stage.
战神一号X型将上升到约40公里(约25英里)的高空，在其动力飞行阶段，将不间断地对其运载空气动力学指标、火箭的第一阶段的控制和表现进行测量。
Military aviation experts said the fighter? Known as the J-20? Appeared to be conducting high-speed taxi tests, which are usually the final stage before a test flight.
空军专家说这架战机，也就是J20似乎在做高速滑行实验，这通常是试飞前的最后一个步骤。
Chelsea were knocked out of the Champions League at the quarter-final stage following a 2-1 defeat by Manchester United on Tuesday as they went out 3-1 on aggregate to their top-flight rivals.
切尔西在欧冠四分之一决赛就出局了。他们星期二被曼联2 - 1击败，总比分1 - 3输给了死敌。
At one stage I was going to catch a boat to Uruguay, then take a flight to Santiago in Chile, where I would join a scheduled flight to Australia that would get me into Melbourne on Thursday morning.
有那么一刻我差点搭船去乌拉圭，然后飞去智利的圣地亚哥，在那我可以赶上安排好的飞机去澳大利亚，那样我就能在周四早上到墨尔本了。
Landing is the last stage of reentry of manned spacecraft after the flight mission has been completed.
载入飞船完成飞行任务后，返回着陆是飞行的最后一环，据统计也是事故多发阶段。
The aircraft engines are the primary source of compressed air in flight. The air is bled from the 7th or 10th stage of the engine High Pressure (HP) compressor.
飞行中，发动机是主要的气源。空气由发动机高压压气机第7级或第10级引出。
Following inspection, maintenance and refuelling the lower stage will be ready for the next flight a few days later.
下部一级火箭经过仔细检查、维护和重新填充燃料，为几天后的下一次飞行作好准备。
The thermal stage separation being provided with improving and enhancing stability and orbit precision for flight was abroad adopted in solid-propellant ballistic missile.
级间热分离具有改善和提高继续飞行级的稳定性和入轨精度而被固体弹道式导弹广泛采用。
As the system's "software bus", CORBA connects the stage of flight simulation modeling environment and the long-distance model warehouse and algorithms library.
CORBA作为系统的“软总线”把飞行仿真建模环境的前台和远程的模型库和算法库连接起来。
Only after stage 4 could additional feather variations evolve, including the many specializations we see at stage 5, such as the asymmetrical vane of a flight feather.
一旦演化到阶段4之后，其他各种不同的羽毛才能够演化出来，包括我们在阶段5看到的各种特化羽毛，例如飞羽的不对称羽片。
The first stage of our journey to Xi 'an will be the flight from Dalian to Beijing.
我们去西安的第一段路程将乘飞机从大连到北京。
The software also shows the dynamic flight process of the plane at each stage from taking-off to landing, in the form of the flight gesture, instruments status and flight path.
以飞机姿态、仪表和飞行轨迹等形式显示飞机从起飞到着陆各个阶段的动态运动过程。
Shenzhou separated from the rocket's upper-stage about nine minutes into the flight.
在火箭飞行约九分钟后，神舟飞船从火箭的上面一层分离出来。
This approach is efficient for flight program design of multi-stage rockets.
该方法可以快速地进行多级火箭的飞行方案设计。
A generalized approach to flight program design for single and multi-stage rockets are presented.
提出了一种进行单级和多级火箭飞行方案设计的一般方法。
Traditional ideas of flight delay in China were established in favor of the protection of civil aviation at the early stage. Consequently the defect is becoming obvious.
我国关于航班延误概念的主流观点立足于对初期民航业的倾斜保护，缺陷日益暴露。
The theory of stages of education is to train flight attendants in the basic stage, is also the starting point of the Civil Aviation College Students stage of flight attendants.
理论教育阶段是培养空中乘务员的基础阶段，也是民航空乘大学生成才的起点阶段。
The theoretical analysis and test is carried out for the premature releasing for the two-stage safety of electromechanical fuze in a real flight of antiship missile.
针对某系列反舰导弹打靶实例中机电引信出现二级保险提前解除的问题进行了理论分析和试验。
Missions for study of the Moon and interplanetary flight required re-equipping the launch vehicle with a third stage to increase its power-mass characteristics.
根据月球研究和行星际飞行任务的需要，为了提高火箭的推重比，要为运载火箭新安装一个第三子级。
Because the missile does not have establishing or controlling surfaces, it completely relies on the swinging nozzles of its first stage engine to maintain its course of flight.
因为导弹没有稳定或控制翼面，它完全地依靠在第一级发动机的摆动喷嘴去维持它的飞行航线。
SpaceX will attempt the recovery of morefirst stages after the CRS-3 flight, with Musk indicating that SpaceX's goal is"to recover the first stage on all CRS flights and really on most flights."
SpaceX将在CRS -3的飞行后尝试更多的第一级回收， 同时穆斯克表示，SpaceX的目标是“在所有的CRS飞行上和事实上的大多数飞行上回收第一级。
The result shows: back-swing style has obvious advantages not only in the stage of set preparatory, set-off and flight but in diving moment and underwater slide.
研究结果表明，后摆蹲踞式出发技术不仅在预备姿势、起跳、腾空等阶段有利因素较多，而且在入水及水下滑行阶段更具有明显的优势。
Taking centre stage will be a to-scale reproduction of the glider mapped out in Da Vinci's 1495 drawing: the metaphoric Lombardy Region's flight towards the progress.
最受瞩目的将是一架根据达芬奇1495年的画作等比例复制的滑翔机，象征了伦巴第地区不断走向繁荣的深刻寓意。
Taking centre stage will be a to-scale reproduction of the glider mapped out in Da Vinci's 1495 drawing: the metaphoric Lombardy Region's flight towards the progress.
最受瞩目的将是一架根据达芬奇1495年的画作等比例复制的滑翔机，象征了伦巴第地区不断走向繁荣的深刻寓意。
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