Methods: 6 flesh lumbar vertebrae (L1 ~ L5) of sheep were harvested, and were placed on the 3-d spine motion test machine to get the motion of 6 freedom degrees.

方法：新鲜羊腰椎标本6例(L1 ~5)，置于脊柱三维运动实验机上进行六个自由度的运动。

youdao

Methods: 6 flesh lumbar vertebrae (L1 ~ L5) of sheep were harvested, and were placed on the 3-d spine motion test machine to get the motion of 6 freedom degrees.

方法：新鲜羊腰椎标本6例(L1 ~5)，置于脊柱三维运动实验机上进行六个自由度的运动。

youdao