Lagging global growth prospects and increased uncertainty are driving a flight to perceived safety, pushing down Treasury yields.
变慢的全球经济发展前景和增加的不确定性，正在促使经济快速向有安全感的地区转移，使国库券的投资收益减少。
The January flight was key to reducing risks as the program prepares for autonomous aerial refueling of two Global Hawks in the spring of 2012.
1月飞行测试的关键是减少KQ - X项目风险，为2012年春天进行的两架全球鹰无人机自主空中加油做好准备。
The Global Hawk system has logged more than 28,500 total program flight hours, of which more than 21,500 hours were flown in support of the global war on terrorism.
全球鹰系统飞行已超过28500小时，其中21500小时是用于支援全球反恐战争。
In a key risk reduction flight test, Northrop Grumman's Proteus test aircraft and a NASA Global Hawk flew as close as 40 feet apart at an altitude of 45,000 feet, an industry-setting record.
在飞行试验中，诺斯罗普·格鲁门公司的一架Proteus试验机和美国航天局的一架全球鹰飞行在13716米(4.5万英尺)的高空，距离接近12.2米(40英尺)，创造了行业纪录。
The global flight will push solar power to its limits.
全球飞行会使太阳能出现极限。
Researchers at NASA's Goddard Space Flight Center have produced the first global maps of land-plant fluorescence, a reddish glow that leaves emit as a byproduct of photosynthesis.
美国宇航局戈达德宇航中心的研究人员绘制了第一套陆地植物荧光地图。微红的荧光是叶子释放出因光合作用产生的一种副产物。
The series of test flights which it is undertaking are being used to set the final design for a second aircraft, HB-SIB, which will be used to make the global flight.
而正在进行的这一系列测试飞行，其实是为了给用来实现环球飞行的第二架飞机……HB-SIB确定最终设计方案。
But since late last year, a flight to safe assets by global investors has reversed the yen's direction.
然而自去年年底以来，全球投资人纷纷逃向安全资产，反转了日元的走势。
What aviation professionals know is that a global network on the ground also helps guide every flight.
而航空专业人士明白，全球地勤工作网络也能协助指引各架航班。
Flight controllers also plan to try to get global surveyor to contact one or both of NASA s roving geology stations spirit and opportunity which are located on opposite sides of Mars equator.
飞行控制人员还计划尝试联络全球测量一方或双方美国宇航局巡回地质学站精神与机会，让双方都位于火星的赤道。
The main factors that could send prices down, analysts say, would be a sharp downturn in global oil demand or some sudden flight from commodities among international investors.
分析人士称，能够压低油价的主要因素有全球石油需求骤减，或者国际投资者从大宗商品市场突然撤离等。
Looking for an island paradise? Then book a flight soon. They could be vanishing under the rising tides of global warming.
想寻找一个天堂般的岛屿吗？现在就去订机票吧。恐怕因为全球变暖，他们很快就会被上涨的潮水淹没了。
You can fly solo or join an entire global flight community online.
你能在线飞独奏或者参加一次整个的全球社区班机。
At the global coordinate system, the flight velocity and flight Angle of all the fragments are calculated with program.
在全局坐标系下，对所有破片的飞散速度和飞散角度进行了编程计算。
Chinese tourism brought about the strongestimpact on the global travel industry since theadvent of commercial flight.
自从商业航班出现后，对全球旅游业冲击最大的莫过于中国旅游。
A Web site called the global flight safety editor David said that the aircraft was struck by lightning several times every year.
一家名叫飞行全球的网站安全编辑大卫介绍说，飞机每年都会被闪电击中几次。
The global optimal flight path could be obtained by using genetic algorithms.
最后利用遗传算法获得威胁网络下的全局最优解。
Apparently, though, our flight from Paris to Raleigh-Durham killed the global economy.
很显然从巴黎到洛利-杜罕的航班把经济给毁了。
The biggest feature of GA is the parallelism and the global searching, so it's very suitable for the multi-goals problems like flight path planning.
遗传算法的最大特点是其并行性和全局寻优性，特别适用于航迹规划这类多目标规划问题的求解。
Flight controllers also plan to try to get Global Surveyor to contact one or both of NASAs roving geology stations, Spirit and Opportunity, which are located on opposite sides of Mars equator.
飞行控制人员还计划尝试联络全球测量一方或双方美国宇航局巡回地质学站精神与机会，让双方都位于火星的赤道。
Flight controllers also plan to try to get Global Surveyor to contact one or both of NASAs roving geology stations, Spirit and Opportunity, which are located on opposite sides of Mars equator.
飞行控制人员还计划尝试联络全球测量一方或双方美国宇航局巡回地质学站精神与机会，让双方都位于火星的赤道。
应用推荐