这种鸡的独特头冠指向前方，好似阿彭策尔地区女士穿戴的传统服饰中的软帽。
The unique crest points forward like the bonnets on the traditional costume bonnets worn by the ladies in the Appenzellerland region.
结论：球帽型附着体与冠外附着体的联合设计形式具有临床实用价值。
Conclusions: Combined design of stud type attachments and extracoronal attachments had practically value in clinical appliance.
结论：球帽型附着体与冠外附着体的联合设计形式具有临床实用价值。
Conclusions: Combined design of stud type attachments and extracoronal attachments had practically value in clinical appliance.
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