英语翻译The cephalometric parameters,andtreatment and demographic details collected are shownin Table I.Six distinct extraction patterns were identifiedin the sample:a nonextraction group,4 differentpremolar extraction groups,and a group in which
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英语翻译The cephalometric parameters,andtreatment and demographic details collected are shownin Table I.Six distinct extraction patterns were identifiedin the sample:a nonextraction group,4 differentpremolar extraction groups,and a group in which
英语翻译
The cephalometric parameters,and
treatment and demographic details collected are shown
in Table I.Six distinct extraction patterns were identified
in the sample:a nonextraction group,4 different
premolar extraction groups,and a group in which the
extraction pattern included at least 1 first molar.
英语翻译The cephalometric parameters,andtreatment and demographic details collected are shownin Table I.Six distinct extraction patterns were identifiedin the sample:a nonextraction group,4 differentpremolar extraction groups,and a group in which
采集的头影测量参数、治疗以及人口统计学数据详见表I.采样分六种不同的拔牙类型：一个非拔牙组,4个不同的前磨牙拔牙组,以及一个至少含有一个臼齿的拔牙组.
所收集的人头测量参数和理论及人口统计的细节都在目录中了。六种不同的抽样样板标识于样品里：非抽样组，四个不同的前臼齿抽样组和一组至少包含第一臼齿的抽样样板
头骨上的观察对象，观察方法及样本的情况，详见表1.
按照是否拔牙及拔不同的牙，样本共分6组。有1组不拔。有4组分别拔不同的小臼齿。另外一组中至少要拔一个第一臼齿。