cone-cylinder shell
短語詞組
- cone -cylinder jointed shell 錐
- ring -stiffened concave cone-toroid-cylinder combined shell 凹型加肋錐
- Ring -stiffened cone-toroid-cylinder combined shell 加肋錐
- protruding -concave ring-stiffened cone-toroid-cylinder combine shell 加肋凸 返回 cone-cylinder shell