枞树形叶根 fir-tree root ; fir-tree blade root ; tree root ; Christmas tree blade root

银枞针叶油 Abies alba oil from needles

枞树形叶片固定 fir-tree blade fastening ; tree blade fastening

周向枞树形叶根 annular fir-tree blade root

轴向枞树形叶根 axial fir-tree blade root

外包枞树形叶根叶片 fir-tree straddle root blade ; blade with external fir-tree root

外包式枞树形叶根 inverted fir-tree blade root

枞树形叶根槽 fir-type groove

枞树形叶根固定 fir tree connection