Spray the frame, after bending handrails, removable foot care, solid front, solid rear wheel.
喷塑车架，后折弯扶手，可拆脚托，实心前轮，实心后轮。
High order modes of the frame structure represent the forms of member's local bending.
框架结构的高阶模态表现为构件局部挠曲的模态形式。
High order modes of the frame structure represent the forms of member's local bending.
框架结构的高阶模态表现为构件局部挠曲的模态形式。
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