acicular crystals.
针状结晶体
acicular crystals.
针状结晶体
bractlet apex subacute, without an acicular awn.
稍尖小苞片顶,没有一针状
。
The results showed that the properties of PA66 were improved and the cost of material was decreased with the addition of the superfine acicular datolite short-fiber.
验表明,超细针状
灰石短纤维
加
使PA66
各种性能得到改善,而且原料成本有所下降。
Utricles convex abaxially, plane or slightly concave adaxially; rostra 1/8-1/5 length of kernel; seed adherent to pericarp; leaves and bracts acute but not acicular at apex.
胞果凸背面,正面平面或者稍凹;喙1/8-1/5段珠心;种子附着于果皮;叶和苞片锐尖但
是针状
在先端。
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
多等于珠心
长度;种子离生
果皮;对具微刺
在先端针状
叶和苞片。
Crystal habit: prismatic crystals elongated on c, often flattened on {100} with deep vertical striations, also can be acicular or in cleavable masses.
晶体结构特征:单斜晶系,柱状晶体,扁平柱状晶体,常有熔蚀现象,并有明显三角形表面印痕。
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状
黑锰矿晶体。
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