jet propulsion

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The Spitzer mission, launched in 2003, is managed by the jet propulsion laboratory in Pasadena, California.
2003年，在加利福尼亚州帕萨迪纳市，美国喷气推进实验室发射了“斯皮策”太空望远镜。
"You look for signs where the chemistry has been perturbed from equilibrium conditions, " said Mark Swain, an exoplanet research scientist at NASA's Jet Propulsion Laboratory in Pasadena, Calif.
“你想找化学平衡已经被打乱的地方。” 位于加利福利亚州帕萨迪娜的NASA喷射推进实验室的外星球研究科学家马克·斯温说。
The thin array of ice and dust particles lies at the far reaches of the Saturnian system and its orbit is tilted 27 degrees from the planet's main ring plane, Nasa's jet propulsion laboratory said.
美国宇航局喷气推进实验室有关人员说，冰和尘埃粒子稀薄地分布在土星系的外边际，形成一个轨道，该轨道和土星的主环平面形成27度倾角。

The reporters saw the machine at the Jet Propulsion Laboratory in Pasadena,California.
They work for the American space agency's Jet Propulsion Laboratory in California.

For more live updates, including photos and footage from Mars, visit the Jet Propulsion Lab at CalTech.
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powerful forward movement produced by forcing gases backwards, as in a jet engine