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汉语拼音：yùn zài huǒ jiàn

由多级火箭组成的航天运输工具。用来把人造卫星、宇宙飞船、空间探测器等送上预定轨道。载（zài）。

1. 指运载人造卫星或其他人造星体的火箭。这种火箭具有很高速度，有的运送人造星体以后本身也在星际间按照一定轨道运转。

   《文汇报》1984.4.19：“他那二十多年航天事业的生涯，实地指挥过多次运载火箭的发射，把好几颗卫星送上太空。”

• The ROK said the satellite it attempted to launch into orbit Tuesday probably burned up in the atmosphere after falling back toward earth.

  据韩联社报道，搭乘“罗老”号运载火箭升空的韩国卫星在未能进入预定轨道后，已经坠入地球大气层并有可能烧毁。

• The company added the concept of the Zenit-based rocket to the preliminary design of the new spacecraft as an unsolicited proposal.

  这家公司主动建议在新飞船的初步设计上增加这个基于“天顶号”运载火箭的概念。

• Given the history of the EELV program, and many other examples, that assertion is pretty easy to refute.

  有了改进型一次性运载火箭的历史，当然还有许多其他的案例，很容易驳倒这种观点。

• Fault Diagnosis of every subsystem is very important to the reliability of the whole system whether in developing phase or in testing phase.

  不论是研制阶段还是测试阶段，运载火箭各分系统的故障诊断是保证其可靠性的重要一环。

• All that packaging -- along with used clothing and other waste -- goes into the empty, unmanned resupply vehicles.

  所有的包装——和穿过的衣服以及其他垃圾一起——被送入空无一物的无人再补给运载火箭里。

• "Sanctions have not isolated us. Instead, we have become more independent, " he said after the launch.

  运载火箭发射后，他说：“制裁并没有孤立我们。相反，我们已经变得更加独立。”

• WwW. zIdiR. coM The launch vehicle is usually suffered random excitations from the propulsion system of the engine and the turbulent flow.

  运载火箭在飞行中通常受到来自发动机推进系统以及湍流场的随机激励。

• China appears to be designing a spacecraft-launcher that attaches to the undercarriage of a large warplane.

  中国似乎正设计一种挂在大型军机起落架上的太空飞船运载火箭。

• As such, launch vehicles that are reusable (like the space shuttles) are key to keeping costs under control.

  像这样，能够反复利用的运载火箭（正如航天飞机）就成为控制成本的关键。