Contraction of front and side parts as cells die off was observed in some subjects in their thirties, but it was still not evident in some sixty and seventy-year-olds.
随着细胞的死亡,有些人大脑前部和侧部的收缩,在三十多岁时就能观察到,但是也有些人直到六七十岁依然不明显。
Until the day I die, I'll never forget standing in front of a very powerful man in a country.
只到我死的那天,我都无法忘记,曾站在一个非常有权势的人面前。
Taking the front bracket of automobile saddle runner as an instance, combining with its special process of die design, the process analysis and die structure analysis are carried out.
以汽车座椅滑槽前支架为例,结合其模具设计特有工艺性,进行了工艺分析、模具结构分析;介绍了模具设计要点,并更多的考虑了模具结构的可调整性、易更换性及模具成本。
Design through the draw die in front of all parts drawings and assembly drawings.
通过前面的设计方案画出模具各零件图和装配图。
The simulation of front side panel forming process has been car-ried out with die adjustment.
并结合模具的调试过程对外覆盖件翼子板的成形过程进行了模拟。
The utility model belongs to the casting die technical field, in particular to a casting mould for auto front spring and rear bracket.
本实用新型属于铸造模具的技术领域,特别涉及一种汽车前簧后支架铸造模具。
The selection method of roll forging process parameters of middle tonnage automobile front axle and die design outline were stressed.
论述了中吨位汽车前轴辊锻成形工艺参数的确定方法和模具设计要点。
The paper introduces the forming technology of the front upper plate of refrigerator, and expounds some applied skill on the die design.
分析了电冰箱前顶板零件的工艺特点 ,介绍了零件的排样设计方案、模具结构、工作过程及模具关键零件的设计要点。
With an aim to solve the long-term existing problem of the cracks in flow-front during thixo-forging, a new theory of constant volume flux of slurry was put forward in optimizing die design.
针对半固态成形,特别是触变锻造成形中浆料流动前沿开裂等质量问题,首次提出了流动前沿等体积流量的概念,并将其运用到半固态成形模具优化设计中。
The process characters of front wring metal sheet are analyzed, its die structure is designed, and its working process is stated.
分析了前翼子板的工艺特性,设计了模具结构,论述了其工作过程。
Speaking after the match, Sir Alex Ferguson confirmed the worst for Chicharito and pondered his selection dilemma up-front ahead of Wednesday's do or die clash with Basel in the UEFA Champions League.
赛后弗格森爵士确认赫尔南·德斯伤势严重,这样周三在欧冠生死战中如何搭配锋线就成了难题。
The paper introduces the forming technology of the front upper plate of refrigerator, and expounds some applied skill on the die design.
通过对冰箱顶盖的结构和工艺性分析,介绍了该模具的结构设计、工作过程及关键部分的设计及液压中子在该模具中的应用。
When required by the die design, the Vendor will furnish and mount ground parallels running from front to back, mounted with the capability for fork truck die handling.
当设计需要时,供应商可从前到后提供及安装圆形垫脚,安装时应考虑叉车搬运模具的能力。a。
The core theory of sheet metal forming simulation software CADEM is introduced. Taking the development of drawing die for front fender as an example, the role of CAE technology is emphasized.
介绍了板料成型CAE软件CADEM主要理论,并以汽车外覆盖件翼子板的拉延模具开发为例,阐明了CAE技术在模具开发中所起的重要作用。
Special designed reduction mechanism when board arrives at the front resister, can ensure regular lead edge when the board arrives at the front register, thus to assure die-cutting precision.
独特设计的纸板到达前规处减速机构,能够保证纸板到达前规纸边前缘平整,确保模切精度。
The 3d styling method of die impression of automotive front axle and the method for generating numerically controlled machining program with UG are discussed.
论述了汽车前轴辊锻模膛三维造型的方法及采用UG软件形成数控加工程序的方法,并对前轴辊锻模膛的加工工艺进行了分析。
Hot die forging, in addition to the hot work die steel casting, the wear and heat load large front steel casting mold is often used.
热作模具锻造中,除上述热作压铸模具钢外,磨耗及热负荷大的模具常采用铸型锋钢。
Based on this, the influence of the die geometry and process parameters on springback was further analyzed, which provides a theoretical basis for the front fender dies design.
基于此,进一步分析了模具几何参数和工艺参数对回弹量的影响,为翼子板模具设计提供理论依据。
Based on this, the influence of the die geometry and process parameters on springback was further analyzed, which provides a theoretical basis for the front fender dies design.
基于此,进一步分析了模具几何参数和工艺参数对回弹量的影响,为翼子板模具设计提供理论依据。
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