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- In female group, there was no difference for the second premolar, but th... 结论成人上颌快速扩弓不会加速和(或)导致成人牙龈退缩。
- Methods Left mandible(without the second premolar and the first molar)was used for specimen. 方法对缺失的下颌骨进行固定桥修复。
- With three different retainer designs, the retainer on the second premolar and the first molar exerted the smallest stress on the abutment and its periodontal tissue, while the retainer on the first premolar and the first molar had the largest stress. 在3种不同的固位体设计方式中，固位体放置在第二前磨牙与第一磨牙之间时，基牙及牙周组织受力最小；固位体放置在第一前磨牙与第一磨牙上，基牙与牙周组织受力最大。
- The second snub settled his hash. 第二次碰壁使他不敢再找麻烦了。
- The second term commences in March. 第二学期自三月开始。
- The game didn't heat up until the second half. 游戏玩到后半场才热闹起来。
- The second batch of sugar is better than the first. 第二批制成的糖比第一批好。
- The second part is the high spot of this book. 第二部分是这本书的最精彩部分。
- The team recovered its lead in the second half. 该队在下半场重新领先。
- Take the second turn on the right. 在右边第二个转弯处拐弯。
- Loading by condition 1, the second premolars were moved buccally.Loading by condition 2, the mesial side was rotated bucccally and the distal side was rotated lingually. |5在工况1作用下整体颊向移动，在工况2作用下近中颊向远中舌向扭转，且整体受力大于工况1；
- Look at the second paragraph on page fifteen. 请看第十五页的第二段。
- He fouled the same player again in the second half. 他在下半场对同一运动员再次犯规。
- You're the second to ask me that. 你是第二个问我这件事的人。
- Her office is on the second floor. 她的办公室在三楼。
- Take the second turning on the left. 在第二个转弯处向左转。
- Tom is the second son he has an elder brother. 汤姆是次子--他有一个哥哥。
- February is the second month of the year. 二月是一年的第二个月份。
- He omitted reading the second page. 他忘了读第二页。
- After treatment the changes of dental arch width in first and second premolar region were larger than that of cuspid and first molar regions. 上颌第一、二双尖牙间各自宽度较尖牙间、一磨牙间宽度增加显著。
