fir-tree blade 锯齿 ; 枞树形根轮叶
fir-tree blade fastening 枞树形叶片固定
axial fir-tree blade root 轴向枞树形叶根
annular fir-tree blade root 周向枞树形叶根 ; 周向装入的枞树形叶根
fir-tree blade root 枞树形叶根
inverted fir-tree blade root 外包式枞树形叶根
tree blade fastening 枞树形叶片固定
Christmas tree blade root 枞树形叶根
fir tree blade 锯齿叶片
annular fir tree blade root 周向的枞树形叶根
Stress distributions on the 1000mm fir tree blade root and the rim are studied through finite element method and photoelastic method.
本文介绍了用有限元和光测弹性方法，研究1米长叶片枞树型叶根和轮缘的应力分布。
Each little blade of grass shall be a green tree for me, and each of your white petals shall be a fragrant flower.
每一片小草叶对我而言都是一棵绿树，你的每一片白花瓣都是一朵芳香的花。
Each little blade of grass shall be a green tree for me, each of your white petals a fragrant flower.
每一片草叶对我而言都是一棵绿树，你的每一片白花瓣对我而言都是一朵芳香的花。
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