枢纽是褶曲中弯曲度最大的点。

The hinge is the point of maximum curvature in a fold.

youdao

我认为，最大的长度，例如弯曲制动器是漂亮得多，我有建：50“，使该计划指出这一点过分，但只有经过建设，我也相信这一点。”

I think the maximal length of such a bending brake is pretty much what I have built: 50 ". The plans point this out too, but only after building it I also believe it."

youdao