Multi-ply parquets with their perpendicular grain each other layer overcome the anisotropy of natural lumber, also enhance the balance and stability of products.
实木复合地板各层间相互垂直的纹理克服了天然木材各向异性的缺陷，也提高了产品的平衡性和稳定性。
2
The results showed that the gradient composites had obvious anisotropy, and the mechanical performance of parallel direction of gradient interface was better than that of perpendicular direction.
结果表明：梯度型复合材料具有明显的各向异性，其平行于梯度面的力学性能优于垂直于梯度面的力学性能。
3
The experimental results show that the anisotropy of the mechanical property in the plane perpendicular to the wellbore axis is existing.