In the stage of higher MC, both of the tangential shrinkage and radial shrinkage of C. lanceolata and C. japonica plantation are smaller, while in the stage of lower MC, they are larger.

• 人工林日本柳杉和杉木两种木材在含水率较高的阶段内，弦、径向干缩系数均较小，而在含水率较低的阶段内，弦、径向干缩系数均较大。