成年犬，是指在年龄上成熟的犬类，每种犬类的成年时间不一样，犬仔在出生后12个月以后的犬类，小型犬在出生后12月后的犬类，大型犬在出生后12个月的犬类。
方法使用内置式三焦点牵引器对4只成年犬下颌骨骨段缺损进行牵引成骨重建。
Methods The internal trifocal distractor was used to reconstruct the mandibular segmental defects of 4 canine model.
目的：研究应用聚乙烯醇水凝胶弹性体复合物作为关节软骨替代物修复成年犬的关节软骨缺损。
Objective:To investigate the use of polyvinyl alcohol hydrogel elastomers composite device as the substitute of articular cartilage to repair the defects in dogs.
采用量表法以642个成年人为被试研究了是否拥有宠物犬、依恋宠物犬和身心健康之间的关系。
The research studied the relationship of pet ownership, pet attachment and physical and life satisfaction by investigating 642 empty nest family parents with questionnaires and scales.
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