That flexible approach also meant that many of the usual, rigid frameworks that apply to space travel have been dropped for LCROSS.

这种灵活的方式也意味着许多常用于太空旅行的僵化准则已被LCROSS摒弃。

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At a rigid joint of a space frame, three resolution and three moment equations can be written.

在空间框架的一个刚性节点处，可以写出三个分力方程和三个力矩方程。

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Floor: Rigid Building assembly that divides space horizontally into stories. It forms the bottom of a room.

地板：刚性的建筑构件，将空间水平划分成楼层。地板构成房间的底部。

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But in the vacuum of space the tiny amount of air trapped between them would inflate to create a semi-rigid structure.

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