straight-edge
短语词组
- straight -edge leveling 直尺水准测量
- fresnel straight -edge 菲涅耳宜边
- Straight -edge or Knife-edge 刀口角尺
- s Straight -edge Problem 确定已知恒星运转周期的两共面旋转射线的会合运转周期
- Steiner 's Straight-edge Problem 斯坦纳直尺问题
- flat surface -straight edge hemming 平面直边包边 返回 straight-edge