词汇	timber grade
释义	timber grade 木材等级
随便看	compact-operator compact operators compact optical disk compact optical gyro compact optronic mast compactor compactorcompacting machine compact ordered space compact ore compact ore massive ore compact organization Compactor in Compact Spinning System compactor pass compactor ro compactor room Compact planar antenna compact planar anten nas compact planning compact plant compact planting Compact plasma toroid compact plate-fin heat exchanger compact pole Compact positive Hermitian operator compact powder