木材英汉词汇安全应力 safe stress暗色心材 dark heart-wood;dark corewood凹凸纹(理)(机械缺陷) raised grain扒钉(蚂蟥钉) doubleheaded nail白腐 white rot白腐材 white rotten wood百万板尺 MMBF百万立方米 Mm3斑腐 mottled(rot);pecky板尺检尺法 foot board measurement板英尺 board foot(b.F.; BFor bdft)板英尺考得转换 board foot-cord conversion板英尺-立方英尺转换 board foot-cubic foot conversion板英尺材积表 board foot volume table板英尺检尺 boardfoot scaling板英尺量度 board-foot measure半成材 shop lumber半环孔材 semiring porous wood半活节 partial Intergrown k