The plastic bag supportrack is characterized in that the frames (1), (2) can be made of metal material or nonmetal material.
塑料袋撑架特征是框架(1)、(2)可由金属或非金属材料制成。
2
The flexible stretching part is provided with a metallic supportrack, and both ends of the metallic supportrack are hung on both sides of the box body.
柔性拉伸部分有金属托架，金属托架的两端挂于箱体的两侧。
3
Rails gets Racksupport to have a standard API for web servers and web frameworks.