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- Adson's right angle knife 阿德森(氏)右弯角形刀
- The plan's success was balanced on a knife edge. 计划能否成功还很难说。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- This paper introduces a new testing method of the surface shape of large optical mirror to replace Ronehi with Foueault knife edge. 本文介绍了用刀口仪代替朗奇光栅用于大型光学镜面面形检验的新方法。
- An angle in a semicircle is a right angle. 半圆所对的圆周角是直角。
- The success of the project is still very much on a knife edge. 这一项目的成败目前仍处于关键时刻。
- A right triangle has a right angle. 直角三角形有一个角是直角。
- Extruded three bronze double knife edge, soldered continuously on. 门柱上的双刀三簧片与门扇、门框密合焊接。
- It forms a right angle with the equator. 它与赤道成直角。
- This is a right angle; that is a sharp angle. 这是一个直角，那是一个锐角。
- An angle of 90°is called a right angle. 九十度角称为直角。
- The ball skewed off at a right angle. 球呈直角偏离弹了出去。
- A four-sided plane figure with four right angles. 矩形，长方形具有四个边的方形，有四个直角
- At right angles to a vertical line. 横的与垂直线成90度角的
- It is also compatible with right angle plugs. 它也和直角插头兼容。
- The usage of tangential feed for EDG method with block electrode is a new processing method at present. 块状电极电火花磨削采用切向进给法,当前还是较新的加工方法。
- An acute angleis an angle less than a right angle. 小于直角的角叫做锐角.
- This is not a right angle, but an acute one. 这不是直角,而是锐角。
- A quick edge method and its real-time implementation in a road recognition system are presented. 本文提出了一种道路识别系统中基于边缘的快速算法，并给出了其实时实现的方法。
- CBAbe a right-angled triangle with right angle CAB. 为一直角三角形,其直角为。
