#4321 Score: -1
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-2 pt

求教一下大佬:那如果世界坐标系到局部坐标系的映射是[x,y,z]->[b,n,t]这样子可不可以呢?这样组合的话局部坐标还是满足右手系的吧。映射成[t,b,n]是一种约定还是有更深的含义呀?感谢!

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