Libo airport researched in this paper is a lateral airport with main intent to tour. The grade index in flight area is 3C at this date and 4C at a future date by scale-up construction.

本论文所研究的贵州省荔波机场是以旅游为主的支线机场，飞行区等级指标本期为3C，远期拟扩建为4C。

youdao

During its flight, it reached 3,000 feet and performed a series of gentle turns all over a safe area.

在飞行过程中，它达到了3000英尺的高度并在一个安全的区域内进行了一系列轻巧的转弯。

youdao

A flight suit was found in the fade area.

在雷达盲区发现了一套飞行服。

youdao

Tens of thousands of birds stop in the Cape May area on their flight south for the winter.

VOA: special.2009.06.01

Space flight is an area of technology that the government feels must be developed and exploited.

ECONOMIST: China in space

He found that the aircrew given the shorter period to "turn around" after a jet-lagging flight had an area of the brain called the temporal lobe which was noticeably smaller than the others.

BBC: stewardess

The company has also introduced a couple of features that will make flying easier and safer for pilots, most notably the screen area in the flight deck is more than double the surface area than on other aircraft.

CNN: STORY HIGHLIGHTS