英语词汇gravity assist怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
NASA calls this a gravity assist, and exploits it to save fuel in missions to outer planets such as Jupiter and Saturn.
美国航空航天局称这是一个重力辅助，并利用它来节省执行去木星和土星等外行星的任务时消耗的燃料。
2
All these spacecraft have used sling-shot style gravity assist maneuvers to increase their speeds through the outer solar system.
这些航天器全都使用了射弹弓式的引力辅助方法，从而在外太阳系中提高速度。
3
The MESSENGER spacecraft is zeroing in on Venus for the most significant gravity assist maneuver of its long journey to Mercury.
为此次“信使”号在前往水星的长途旅程中最重要的引力机动，飞船正在对金星进行校正。

单词	gravity assist
释义	gravity assist 简明释义引力助推：一种利用行星或其他天体的引力来改变航天器速度和轨道的技术。网络释义 1 ?引力加速引力加速短语 1 Gravity-assist 借力飞行双语例句 1 NASA calls this a gravity assist, and exploits it to save fuel in missions to outer planets such as Jupiter and Saturn. 美国航空航天局称这是一个重力辅助，并利用它来节省执行去木星和土星等外行星的任务时消耗的燃料。 2 All these spacecraft have used sling-shot style gravity assist maneuvers to increase their speeds through the outer solar system. 这些航天器全都使用了射弹弓式的引力辅助方法，从而在外太阳系中提高速度。 3 The MESSENGER spacecraft is zeroing in on Venus for the most significant gravity assist maneuver of its long journey to Mercury. 为此次“信使”号在前往水星的长途旅程中最重要的引力机动，飞船正在对金星进行校正。
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