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dimensional precision 中文是什么意思

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用"dimensional precision"造句"dimensional precision"怎么读
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  • 尺寸简图
  • 尺寸精度
例句与用法
  • Impact of chlorine dioxide disinfectant spray on the dimensional precision of alginate impressions
    二氧化氯喷雾消毒对藻酸盐印模模型精度的影响
  • Tolerance distribution and measures of microband dimensional precision ahout the internals of microband box
    微带盒内腔的公差分配及尺寸精度的保证措施
  • We are developing our steel fitting - use hardware centered on zinc alloy die casting , which produces outstanding dimensional precision
    钢制建筑器具用金属配件以锌合金模铸件为主,具有极佳的尺寸精度。
  • The effects of abs resin shrinkage during prototyping on dimensional precision of workpiece and the method of control and compensation over shrinkage have been studied theoretically and experimentally
    首先通过理论和实验研究了成型过程中abs树脂材料收缩对零件尺寸精度的影响,以及收缩的控制与补偿方法。
  • Moreover , in order to pursue dimensional precision and shorten the time required for grinding , we make the surface roughness of the electro - discharge and nc direct carving processes as small as possible , and apply this technique to the light guide plates , etc . , for which mirror polishing is required
    为追求尺寸精度和缩短打磨加工时间,我们尽可能降低放电加工和nc直雕面的粗糙度,并应用于要求具有镜面光洁度的导光板等加工中。
  • With prestressed rolling mill of the middle steelworks of taiyuan iron and steel limited group company as the researched object , this article analyze the existent questions and research the initial stress of prestressed rolling mill and computer control system , analyze the design thought of prestressed rolling mill and clarify the relationship between the dimensional precision of rolled material and the rigidity of base of rolling mill and the main method to increase the rigidity of base of rolling mill , analyze how to confirm the rigidity , sectional area of handle and post , and pretightening force , put forward the viewpoint that the key to assure great rigidity is to assure that the remnant initial stress is always positive during rolling , and develop intelligent control system with plc as the core on the basis of the former research to assure that the remnant initial stress is always positive during rolling
    本文以太钢集团公司中型型钢厂预应力轧机为对象,分析了该厂预应力轧机所存在的问题,对预应力轧机的预应力以及微机控制进行了系统研究;分析了预应力轧机的设计思路,阐明了轧材尺寸精度与轧机机座刚度的关系及提高轧机机座刚度的主要途径;分析了预应力轧机设计过程中预应力轧机的刚度、预紧拉杆和机架立柱断面积及预紧力的确定;提出了预应力轧机保证高刚度的关键就是“确保轧制过程中,残余预应力始终大于零”的观点;在前述研究的基础上开发了以可编程逻辑控制器为核心的智能监控系统,以确保“轧制过程中,残余预应力始终大于零”这个要求。
  • A superalloy double helix integrated impeller with good performances of dimensional precision , microstructure and mechanics was rapidly manufactured by hpdm ( hybrid plasma deposition & milling ) method proposed by author ' s , laboratory , which synthesized plasma deposition as an additive technology , and milling as a subtractive technique during the processing
    摘要采用等离子熔积与铣削复合制造技术,在等离子熔积成形过程中复合铣削精整,试制了难加工高温合金双螺旋整体叶轮样件,其组织性能和力学性能均高于采用传统工艺加工获得的叶轮。
  • In this thesis , the basic aspects about forming process and mould for cold precision rotary forging of common bevel gear are studied with method of theory and experiment . the rules and numerical relations of dimensional precision relaying among common bevel gear part , die cavity and tool electrode are established . meanwhile , the design and calculation methods for process parameters , mould , common bevel gear forging and preform and tool electrode are established
    本论文对伞齿轮冷摆辗精密成形工艺的若干问题进行了系统的理论和实验研究,深入分析了伞齿轮冷摆辗精密成形工艺的物理力学本质,确定了伞齿轮产品零件?模具?电极之间的几何尺寸精度传递规律和数值关系,建立了冷摆辗精密成形工艺参数和模具、伞齿轮锻件和预制坯、工具电极的设计计算方法。
  • Compared with the existing rp methods using high energy density beams , the hpdm method solved the key problems of insufficient dimensional precision and surface quality caused by the step effect and no - supporting , and puts forward a new way to directly manufacture the difficult - to - machining materials parts with short - routine , low - cost and high quality
    该技术解决了现有高能束熔积成形技术因无支撑和台阶效应造成的尺寸精度和表面质量不高的瓶颈问题,是难加工材料零件短流程、低成本、高质量无模精确制造的新的有效加工方法。
  • Rapid prototyping manufacturing ( rpm ) and rapid tooling ( rt ) can rapidly fabricate complicated prototypes and various mould & dies of higher dimensional precision and better surface roughness respectively . with those technologies , the objective of rapid product development ( rpd ) can be achieved consequently
    快速成型技术( rpm )与快速模具制造技术( rt )能分别用来快速制造具有复杂形状的原型及具有高尺寸精度和低表面粗糙度的各类工模具,因而利用这两种技术能实现快速产品开发的目的。
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