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中国汽车变速器技术的市场发展趋势 被引量:2
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作者 peter huang 《汽车工艺师》 2014年第12期18-20,共3页
中国汽车变速器行业困境 2009年对于中国汽车行业而言是具有转折意义的一年,中国超越美国成为全球最大的汽车生产国。自2009年以来,中国连续5年汽车产销坐拥全球第一。但是如果深入分析中国汽车产量在世界市场的份额,并将其与全球汽车... 中国汽车变速器行业困境 2009年对于中国汽车行业而言是具有转折意义的一年,中国超越美国成为全球最大的汽车生产国。自2009年以来,中国连续5年汽车产销坐拥全球第一。但是如果深入分析中国汽车产量在世界市场的份额,并将其与全球汽车发动机和变速器的市场份额分布进行比较,就会发现一些并不能让我们继续保持乐观的事实。 展开更多
关键词 汽车变速器 自动变速器 汽车发动机 转折意义 手动变速器 整车企业 轻型车 轻型汽车 汽车工程学 一级供应商
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Efficacy evaluation of True Lift■,a nonsurgical facial ligament retightening injection technique:Two case reports
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作者 peter huang Chih-Wei Li Yong-Quan Yan 《World Journal of Clinical Cases》 SCIE 2022年第27期9783-9789,共7页
BACKGROUND With aging,four major facial retaining ligaments become elongated,leading to facial sagging and wrinkling.Even though synthetic fillers are popular,however,it cannot address the problems of soft tissue desc... BACKGROUND With aging,four major facial retaining ligaments become elongated,leading to facial sagging and wrinkling.Even though synthetic fillers are popular,however,it cannot address the problems of soft tissue descent alone,and injection of these fillers requires knowledge of the injection technique including the selection of injection sites,the amount of filler,and the dosage used per injection site.CASE SUMMARY This report aimed to assess the safety and efficacy of a nonsurgical retightening technique to lift and tighten the true ligaments of the face,to improve age-related skin sagging and wrinkling.We objectively quantified the aesthetic lifting effect of a nonsurgical facial retightening procedure that strategically injected high G’ fillers into the base of the true retaining ligaments of the face in two female patients.Facial images were recorded with a three-dimensional facial imaging system for comparison of the clinical outcome.The primary efficacy outcome was the change in facial anthropometric measurements obtained prior to and after injection.The patients were followed for 6 mo after the procedure.Skin retightening was observed,with an evident lift in the orbital,zygomatic,and mandibular regions,and the lifting effect was still observable at the 6-mo followup.Few mild adverse events,such as mild-to-moderate pain,tenderness,and itching,occurred during the 1 st week after the procedure.No adverse events were reported 1 mo post-procedure.CONCLUSION The results of this study demonstrated that our nonsurgical retightening procedure with strategically placed high G’ fillers achieved quantifiable aesthetic improvements in the orbital,zygomatic,and mandibular regions of two patients.Future research with a larger sample could provide a more in-depth evaluation and validation of the aesthetic improvements observed in this study. 展开更多
关键词 3D photogrammetry Facial retightening Facial retaining ligament Cosmetic techniques True Lift^(?) Restylane^(?) Lyft Lidocaine ANESTHETICS Case report
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