为保证概念结构设计的可行性与经济性，提出了将公差设计研究提前到概念设计阶段的思想，并研究了其中的关键技术。
To ensure the feasibility of conceptual-structure design and its cost saving, the tolerance design was set in the conceptual design stage and its key technologies were studied.
简体中文标题：焊接消耗品。焊接填充材料的交货技术条件。产品类型、尺寸、公差和标记。
English Name:Welding consumables -- Technical delivery conditions for welding filler materials -- Type of product, dimensions, tolerances and markings.
在机械零件设计中，正确、合理地应用公差原则，是提高机械零件的设计质量、工艺性和实现最佳技术经济指标的有效途径。
In machine components design, to use tolerances principle correctly can improve designing quality and craft nature of machine components, realize the best technical and economical indexes.
实践证明：在带钢热连轧生产中采用热卷箱技术可以减小成品带钢的头尾厚度公差，提高产品质量。
The application results proved that the hot coil box technique can reduce the thickness tolerance of the ends of strips and improve the quality of products in hot strip rolling production.
测量技术，公差，加工工件，材料研究，质量工具，尺寸检具的知识。
General knowledge of technical measurement, tolerance, machines parts; materials study, quality tools and gauges for dimensional control devices.
陶瓷是一种宽公差、复杂曲面的产品，产品设计与制造的技术参数繁多。
Ceramic is a kind of product with the biggish tolerance and complex surface, which has various product designing and manufacturing technology parameters.
技术图纸。定向和定位公差。投影的公差带。
Technical drawings. Tolerancing of orientation and location. Projected tolerance zone.
在产品概念结构设计自动化技术基础上，研究了产品公差设计过程及其特点，提出了四层产品公差结构模型。
The tolerancing process and its characteristics were studied based on the product conceptual structure design automation technology. A four layer product tolerance model was put forward.
附注可注释有关技术标准，如公差、粗糙度和标准件的标准号等。
The remarks can note some standards, such as tolerance, roughness and code of standard parts.
焊接消耗品。焊接用填充材料的交货技术条件。产品型式、尺寸、公差和标志。
Welding consumables - Technical delivery conditions for welding filler materials - Type of product, dimensions, tolerances and markings.
简体中文标题：焊接消耗品。焊接填充金属的交货技术条件。产品的类型、尺寸、公差和标记。
English Name: welding consumables - Technical delivery conditions for welding filler metals - Type of product, dimensions, tolerances and markings.
包装专业；掌握机械设计、机械原理、机械加工制造工艺、公差配合、技术测量、等基础理论。
Major in Packaging. Grasp machinery design, machine theory, mechanical machining process, tolerance fitting, and technical measurement, etc.
试验中根据产品要求，重点解决了冷加工模具选用、公差配置等技术问题。
According to relevant product requirements, mold choice and mold tolerance configuration during the cold-drawing are mainly solved.
研究了公差分析与优化设计的方法，分析了导引头伺服机构公差分析与设计的主要关键技术。
A method of tolerance analysis and optimization design is investigated. The main key techniques of tolerance analysis and design of the servo mechanism of the guidance head is analyzed.
根据公差中心尺寸控制原理，研究了移动公差设定技术。
According to the principle of tolerance central dimension control, the technology of excursion tolerance setting is studied.
技术要求应包括尺寸公差，表面粗糙度，形位公差，材料等要求。
Size tolerance, surface roughness, geometric tolerance and material requirements are supposed to be contained in technical requirements.
根据公差设计函数的特点，对公差分析技术进行了系统的论述。
The techniques of tolerance analysis are comprehensively discussed according to the linearity or non - linearity of the tolerance design function.
技术制图。几何形位公差的符号。比例和尺寸。
Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions.
该技术生效的前提是钢轨断面在确定的公差范围之内并在打磨前未被损坏。
A prerequisite for the effectiveness of the technology is that the rail profile is within defined tolerances and undamaged before the grinding.
夹具公差和技术要求“凭什么制订，怎么去制订”是教学重点，也是技术人员专业素质的体现。
Working-out tolerance and qualifications of jigs is a stress of teaching and embodiment of professional qualities, but it has been overlooked.
该技术可以实现精确的尺寸公差，提高表面抛光度，避免表面下空洞。
It provides precise dimensional tolerances, enhanced surface finishes and no undersurface cavities.
该技术可以实现精确的尺寸公差，提高表面抛光度，避免表面下空洞。
It provides precise dimensional tolerances, enhanced surface finishes and no undersurface cavities.
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