In calculating the strength of V-shaped bottom structure of a planing craft, there occurs a problem of how to calculate the virtualmoment of inertia of V-shaped plating.
在对带斜升的艇底板架板架进行强度验算时，会遇到斜升底板虚惯性矩的计算问题。
2
The RAS is a virtual editor that grants attention and admission to a small fraction of all the sights, sounds, and tactile sensations available at any moment.
RAS就像是一个虚拟的编辑器，每时每刻把注意力赋予所有可用的视觉，听觉，触觉的一小部分。
3
These are things that would have gone unnoticed because we were so wrapped up in the moment, but it feels like a whole new day every time we step into the virtual environment.