It was carried aloft by a converted Boeing 747 and used solely for glide-approach and landing tests.

它被一架改建的波音747型飞机抬到高处而且仅用于进场滑行和着陆试验。

youdao

APPROACH MODE, An autopilot/flight director mode which is a combination of localizer for roll control and glide slope for pitch control.

进近方式， 一种综合了控制横侧的航道信号和控制俯仰下滑信号的自动驾驶／飞行指引方式。

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The flight dynamics problems in the process of aircraft approach glide—down and landing are studied.

主要研究舰载飞机在进场下滑着舰过程中的飞行动力学问题。

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And so we're trying to find this balanced approach in which we have a smooth glide path from 10 percent down to a more sustainable level, and I think that's what's reflected in this budget.

WHITEHOUSE: Detailing the FY2011 Budget