The company already has collected test pattern images that demonstrate telescope image quality and focal plane functionality.

公司已经收集了试验模式图像用于望远镜成像质量和焦平面功能。

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During flight test, Boeing must ensure the plane is safe and efficient at full forward and full aft CG as well as any combination between the two.

在飞行检测的时候，波音必须确保在重心在靠前、靠后，或者在前后之间的时候，飞机仍然安全有效。

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The Pentagon has repeatedly said that the space plane is simply a “test bed” for other technologies.

五角大楼曾多次表示，空天飞机仅是一个技术“试验床”。

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Then,during a test of the wings, the plane moved sharply off its flight path.

VOA: special.2010.07.07

They wanted a plane that could test conditions for future flights into space.

VOA: special.2010.07.07

Earlier on Sunday it was reported the Dutch airline KLM had flown through the ash cloud without the test plane being damaged.

BBC: Flight ban 'not over-reacting' say Wiltshire scientists

Washington (CNN) -- After three weeks on the ground, Boeing's 787 Dreamliner soon will return to the skies -- but only so engineers can test the plane's troubled electrical and battery systems, the Federal Aviation Administration said Thursday.

CNN: Boeing can conduct Dreamliner test flights

Currently, airlines complain that they have to test each model of device individually, on every single plane in the fleet, and with a separate empty flight used for each test, before they're allowed to relax the rules for that model.

ENGADGET: FAA to take 'fresh look' at gadget restrictions on flights