在进入火星大气层之后，随着速度的降低，一系列的降落程序逐渐展开。最后，随着由火箭驱动的宇航起重机将“好奇”缓缓放置于火星表面，整个降落程序随之结束。

After decelerating in the atmosphere, a series of entry events will quickly take place, ending with a rocket-powered sky crane lowering the rover gently to the surface.

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它的系列主参数包括起重量、工作级别、工作速度、起升高度与跨度等等。

Its series main parameters include lifting capacity, operation class, working speed, lift height, span etc.

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结合实际工程分析了起重机电控系统中普遍采用的速度给定方法及其实现手段。

Velocity setting method adopted generally in electric control system of hoisters and its implementation are analyzed in terms of an engineering practice.

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