Use the vector dot product to find the obtuse angle between two diagonals of a cube . 用矢量点积求立方体的两条对角线所夹的钝角。
2.
two opposite corners of this rhomb contain three obtuse angles of 101°55'. 菱面体的两个对顶包含着三个10155'的钝角。
3.
Above the skin surface , obtuse angle 表皮上方钝角
4.
Railway applications - track - switches and crossings - fixed common and obtuse crossings 铁路设施.轨道.铁道侧线和道岔口.固定式普通和钝角道叉口
5.
If you test by the triangle s angles , possible types are right , acute , obtuse , or equiangular 如果您用三角形的角度进行测试，那么可能的类型是直角、锐角、钝角或等角三角形。
6.
Safety performance ： the minute glass won ' t harm the body seriously when the glass breaks into small parts 安全性：玻璃破碎后，碎片成钝角的细小碎块，对人体不会造成重大伤害。
7.
They halted , looking towards the blunt cape of bray head that lay on the water like the snout of a sleeping whale . stephen freed his arm quietly 他们停下脚步，眺望着布莱岬角35那钝角形的海岬它就像一条酣睡中的鲸的鼻尖，浮在水面上。
8.
Railway fixed equipment . built - up common crossing and cast crossing obtuse with fixed switch diamond . cast steel cradles of built - up common crossing with movable switch diamond . inspection 铁路固定设备.带有固定转辙器菱形交叉的组合式普通交叉和铸造交叉钝角.带有可移动转辙器菱形交叉的组合式普通交叉的铸钢支架.检验
