vanguard 1造句

例句与造句

1. Its payload, Vanguard 1, is the oldest satellite currently in orbit.
2. The oldest object tracked is Object # 4 ( Vanguard 1 ) launched in 1958.
3. In Alexander Bergs, Abby Cohn, and Jeff Good, eds ., Linguistic Vanguard 1.
4. The success of Vanguard 1 led Hoffman to broaden the use of his solar cells into other products and applications.
5. There are also inoperative satellites, including Vanguard 1, the oldest satellite currently in orbit, and over 16, 000 pieces of tracked space debris.
6. It's difficult to find vanguard 1 in a sentence. 用vanguard 1造句挺难的
7. Like its American counterpart, " Vanguard 1 ", " Sputnik 3 " had succeeded in making it into orbit during the IGY.
8. On 17 March 1958, the US orbited its second satellite, Vanguard 1, which was about the size of a grapefruit, and remains in a orbit.
9. Because of its symmetrical shape, Vanguard 1 was used by experimenters for determining upper atmospheric densities as a function of altitude, latitude, season, and solar activity.
10. :Solar panels on spacecraft have been one of the first applications of photovoltaics since the launch of Vanguard 1 in 1958, the first satellite to use solar cells.
11. The AN / FPS-16 was used to guide the first U . S . space satellite launches, Explorer 1 and Vanguard 1, at Cape Canaveral in 1958.
12. NRL space scientists say that the " Vanguard 1 " program introduced much of the technology that has since been applied in later U . S . satellite programs, from rocket launching to satellite tracking.
13. It was initially fueled by nitric acid and UDMH . An AJ10 engine was first fired in flight during the third Vanguard launch, on 17 March 1958, which successfully placed the Vanguard 1 satellite into orbit.
14. But the next launch, Vanguard 1 on Vanguard TV4 was successful and put into orbit the fourth artificial Earth orbital satellite and the first satellite to be solar powered . Solar cells on Vanguard 1B satellite were manufactured by Bell Laboratories.
15. After the United States succeeded in launching the Explorer 1 on Jan . 31, 1958, another try with the Vanguard 1 in March 1958 was smooth, and the satellite went into orbit, where it remains as the oldest man-made object circling Earth.
16. Of course small missions of the Explorer program offer a lot of flexibility and launch opportunities, and the lessons learned can be applied to the same missions goals, but on a different mission ( Compare Vanguard 1 to Explorer 1 ) Just a couple years later two new X-ray polarimetry mission won a NASA award to develop a X-ray polarimetry missions.