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If the tensile stresses in the inner core are greater than the tensile strength perpendicular to grain, internal ruptures or honeycombing occurs. 木材皱缩是当细胞腔充满水分时由于毛细血管张力和内层的压缩应力超过抗压强度引起的。
tensile strength perpendicular to grain 横纹抗拉强度
The first principal normal stresses can lead to grinding crack which generates behind the abrasive grain in the plane perpendicular to grain motion. 在磨粒后方，受第一主应力的作用，产生垂直磨削方向的磨削裂纹。
Method of testing in tensile strength perpendicular to grain of wood 木材横纹抗拉强度试验方法
The two lines are perpendicular to one another. 这两条线相互垂直。
Compression perpendicular to grain of wood 木材横纹压力
compression perpendicular to grain 横纹压缩
FRACTURE PERPENDICULAR TO GRAIN OF WOOD AND STRENGTH CRITERION 木材横纹理断裂及强度准则
Method of testing in compression perpendicular to grain of wood 木材横纹抗压试验方法
Modulus of elasticity in compression perpendicular to grain of wood 木材横纹抗压弹性模量
AB is a line perpendicular to CD . AB是一条垂直CD的线。
Are the lines perpendicular to each other? 这些直线相互垂直吗?
The component body is perpendicular to the board. 组件本体与线路板垂直。
You mean the two perpendicular to each other. 你是说那两座桥相邻成直角。
Almost perpendicular to the orbital plane. 几乎和公转平面垂直。
Let AB and CD be perpendicular to AD. 设AB和CD都垂直于AD。
Line A is perpendicular to line B. A线垂直于B线。
AB is a line perpendicular to CD. ab是一条垂直cd的线。
The wall must be perpendicular to the floor. 墙壁必须与地板成直角。
Operators mounted perpendicular to pipe. 执行机构安装方向与管道垂直。