针状的

Cutting-rubbing mill is advanced new model special equipment for aciform wollastonite.

剪搓磨是一种先进、新型生产状硅灰石粉专用设备。

With its leathery skin, long tail, short legs, and needle-like teeth, the Nothosaur resembled a prehistoric crocodile.

幻龙有着皮革状皮肤，长长，短腿和状牙齿，类似于史前鳄鱼。

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

通过偏光显镜和反光显镜观察试样釉层显结构,发现虹彩釉在成釉过程中釉层表面析状黑锰矿晶体。

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

胞果凸两面；喙差不多等于珠心长度；种子离生果皮；对具刺在先端状叶和苞片。