结果：根横切面上栓内层的石细胞环带和次生木质部导管的排列方式、初生木质部为四原型等为显微鉴别特征；

Results:The circular belt of sclereids in the phelloderm, secondary xylem vessel order of the transverse section, and tetrarch of the primary xylem were microscopic characters.

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背栓干挂石幕墙技术是一种较新的建筑装饰技术，是今后石幕墙装修工程中的主导作法。

Technique of stone curtain wall connected by anchors is a new building decorative technique and a predominant method in engineering of the stone curtain wall from now on.

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另外，光皮型杜仲在栓内层分布有较少的，质地紧密的石细胞群；

Secondly, there was a little of collenchyma whose texture was tight in smooth type's endothecium of phellem;

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另外，光皮型杜仲在栓内层分布有较少的，质地紧密的石细胞群；

Secondly, there was a little of collenchyma whose texture was tight in smooth type's endothecium of phellem;

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