洪都计划在2005年制造第一台上天的L - 15，并且在同年开始试飞。
Hongdu plans to build its first flying L-15 in 2005. Its flight trials are slated for the same year.
最近一种新型直升机在系列试飞中已经开始打破速度记录。
In a recent series of test flights, a new type of chopper has begun smashing speed records.
这些试飞是在印度飞行员接受了使用这些战机的训练之后开始的。
The trials began after Indian pilots were trained in the use of the combat jets.
试飞是在星期一开始的。
这项大起飞计划将于2012年开始，这两个飞行员在环球航行前将尝试飞越大西洋。
The big take-off is planned for 2012, when the two pilots will try a transatlantic flight before attempting to circumnavigate the globe.
早上4点15分开始进行了短时间的试飞，半小时后布莱理奥特动身了。
After making a short test fight at 4:15 a. m, Bleriot set off half an hour later.
早上4点15分开始进行了短时间的试飞， %半小时后布莱理奥特动身了。
After making a shorttest fight at 4:15 a . m, Bleriot set off half an hour later.
然而这仅仅只是开始，在做出了第一个雏形之后，设计师和他的试飞员们就开始了试飞滑翔伞，目的是看看是否这个设计理念行得通。
But this is just the start. After making the first prototype, the designer and his test pilots then test fly the glider to see if the design concept works.
试飞员使用飞机和发动机进行了许多机动操纵，做为我们试飞的开始，现在取得的这些结果是十分有希望的。
The flight test crew put the aircraft and engines through many maneuvers, and the results are very promising as we begin our flight tests.
试飞员使用飞机和发动机进行了许多机动操纵，做为我们试飞的开始，现在取得的这些结果是十分有希望的。
The flight test crew put the aircraft and engines through many maneuvers, and the results are very promising as we begin our flight tests.
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