1. An arch with mutually supporting voussoirs that has a straight horizontal extrados and intrados.
有水平拱背和水平的内弧面的互相支撑的拱石的拱。
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2. The results of FEA method for cold-bending elbow predicted that the point of maximum stress is transferred from intrados to extrados with the increase of the wall thinning.
3. The results of FEA method for cold-bending elbow predicted that the point of maximum stress is transferred from intrados to extrados with the increase of the wall thinning.
