17 . rotary pincers the fifth pincers can rotate inward when the wipers move in and last the shoes patent no86206459 the rotary angle can be adjusted which will help the upper at ball point more stretched and attached to the last by the aid of supplemental wipers . the shoes will be lasted and finished perfectly 旋转角度并可调整，使前中帮衔接转角处之鞋面能向内拉紧更贴楦，再配合辅助扫刀做结帮动作，使鞋头的结帮品质达到完美的境界。
This specimen of a pigeon , being dissected along the middle line of its belly , whose chest and abdoment walls , chest bone , right leg , right side chest muscle and its artery and vein , as well as the portion of liver being removed , the left side chest muscle being turned outward with all intestines being pulled outside , was fixed on the board 本标本沿鸽腹部中线剖开，切除胸腹壁、胸骨、右后肢等，及部分肝以及右侧的胸动、静脉和胸肌；左侧胸肌翻向外侧，大小肠从体腔内拉出体外，标本背向衬板固定。
After a dryer with a inner shell connected with two heads is analyzed with finite element method , the difference of stress distribution between this kind of dryer with common one is examined and the feasibility of utilizing the highest and lowest stress calculation formulas derived in this paper is studied 通过对一带内拉筒结构烘缸在线压载荷作用下的有限元应力分析，研究该类结构烘缸的应力分布状况与普通型烘缸的差异及运用本文导出计算式进行最高和最低应力计算的可行性。
