Twisting arises in boards through the presence of spiral or interlocking grain . 翹曲多發(fā)生在螺旋或交錯(cuò)紋理的板材中。
Saw and planer not work well because of interlocked grain . used for thick plywood , furniture , package , truck beds ( substitute for keruing ) and pallets 由于交錯(cuò)木理存在?鋸切或刨削此種木材不易?主要用在合板旋切厚單板?箱板材?貨車地板?紙漿材。