平行于纹理

tensile strength parallel to grain plane parallel to the profile plane run parallel to against the grain boiling of sugar to grain be dyed in the grain separate the husk from the grain parallel to give the floor to grain hurl to the winds have the cheek to compression parallel to the grain compression parallel to grain against to the grain parallel to the axis parallel grain turn over the grain to dry grain-to-grain stress grain to grain boundary grain to straw ratio compression perpendicular to grain along the grain