?晶轴

... 二次晶轴 secondary axis 晶轴 axis of crystall; crystal axis; crystalline axis; crystallographic axis; crystallographicaxis 枝晶 arborescent crystal; dendrite crystal; dendritic crystals; fern leaf crystal; fern-leaf crystal; fir free crystal; fir tree crystal; firtree crystal; pine-tree crystal; pinetreecrystal; treelike crystal ...