acicular

The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer sur...

过偏光显微镜和光显微镜观察试样釉层的显微结构,发现虹彩釉在成釉过程中釉层表析出了针状的黑锰矿晶体。

Utricles convex on both sides; rostra nearly equal to length of kernel; seed free from pericarp; leaves and bracts acicular to spinulose at apex.

胞果凸的两；不多等于珠心的长度；种子离生的果皮；对具微刺的在先端针状的叶和苞片。