drawing plane origin 绘图平面原点

drawing plane coordinate system 绘图平面坐标系

inherit gdt in drawing plane 在工程图中继承 ; 继承在制图平面中的几何公差

three-plane projection drawing 三面投影图

plane drawing 平面图形

drawing meridional plane 轴面投影

drawing of plane structure 平面结构制图

2D Plane Drawing 二维工程图纸

two-plane drawing 两平面图