This paper describes the electric and electronic apparatus of balloon borne telescope for far infrared observation of the sun.

本文介绍了一个用于观测太阳远红外辐射的球载望远镜电气设备。

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In 1782 two Frenchmen, Joseph and Etienne Montgolfier, made a balloon out of paper and cloth.

1782年，两个法国人，约瑟夫和埃蒂安那·蒙哥费埃用纸和布料制作了一个气球。

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This paper describes driving state of the azimuthal and elevationnal for detection of hard X-ray in the balloon.

本文叙述了高空气球探测硬X射线时的方位，仰角的驱动情况。

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He left the defense industry, and went on to invent the Mylar balloon, an improved version of Liquid Paper, and Kinepak, a kind of explosive that reduces the risk of accidental detonation.

NEWYORKER: Trial by Fire