1.The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer sur...
过偏光显微镜和反光显微镜观察试样釉层显微结构,发现虹彩釉在成釉过程中釉层表面析出了针黑锰矿晶体。
2.Utricles convex on both sides; rostra nearly equal to length of kernel; seed free from pericarp; leaves and bracts acicular to spinulose at apex.