Despite the fact that she was balancing on tall, chunky heels, she still had to gaze up at an acute angle to look Diane in the eyes.
虽然踩着又高又粗的鞋跟，但要看到黛安娜的眼睛，她还是得仰起头，保持锐角角度。This produces a sharp corner or a beveled corner , depending on whether the length of the miter exceeds the miter limit .
这将产生一个锐角或切除角，具体取决于斜联接的长度是否超过斜联接限制。Re-sharpen face by same angle which would be kept by single disposable chopstick. Back side should be re-sharpened by more acute angle.
再由一支一次性筷子固定住以同样的角度磨表面。磨背面时应保持更加锐角的角度。Check the surface of pipes to avoid burrs and sharp angle, which could spare all damages to wires in the process of installation.
检查管道外表面确认无毛刺、锐角，以免在安装时对电缆造成损坏。Open book - Same as a dihedral or inside corner. Two panes of rock join in an acute or obtuse corner that faces left or right.
两面角或者内角。两块岩石会聚成锐角或者钝角，向左或者向右。A taper or acute protection tube made from stainless steel is on the front of the products.
产品前端配有锥形或锐角不锈钢保护管。Angioplasty of stenosis beyond severely angulated bends (acute angle less than 60? ) can be technically difficult.
血管成形术以外严重狭窄弯曲成角（锐角小于60？Obtuse triangle: One of the three angles is an obtuse angle. The other two are acute angles.
钝角三角形：有一个角是钝角，有两个角是锐角。To avoid the sharp angles around the inner wall, should punch to sunken arc.
为了避免内壁筛孔周边的锐角，冲孔时应冲成下凹的圆弧形。