Owing to reliability and high strength-to-weight ratio, large thin-walled components are widely used in the aviation and aerospace industry. Due to the complex
Forming limit of metal foil is an important index to evaluate its formability, and is ofconsiderable significance to improve the quality of products. The ductil
A total of five pairs of diploid-triploid twin-seedlings (a diploid seedling and a triploid seedling emerged from a grain) were selected out from 4500 pairs of