Objective to compare histological changes of iliac crest cartilage with costal cartilage graft in alae nasi soft tissue and on maxilla surface.
目的比较髂嵴软骨、肋软骨分别移植于鼻翼软组织内、上颌骨表面的组织学变化。
The ideal rock sample is the conical surface rock sample that can joint crest of teeth in single row drilling experiment.
在单齿圈破岩试验中，理想的岩样是与牙齿齿顶线相贴合的锥面岩样。
The results showed that ovule surface might bedivded into the chalazal zone, crest zone, middle zone and the micropylezone.
结果表明，倒生的棉花胚珠可以分为合点区、株柄顶区、腰区和珠孔区。
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