尺寸公差标注是绘制机械图的一项重要内容。
It is essential to mark common difference measurement in a machine drawing.
还有在二维图公差标注步骤繁多，标注不便等等不方便的地方。
Moreover, the inconvenience are represented in the two-dimensional graph, such as the steps of tolerance marking are various and complicated.
利用数学方法，推导不对称公差标注与对称公差标注间的转换公式。
The transfer formula between asymmetric tolerance marking and symmetric tolerance marking is deduced by the mathematical method.
并进一步推导对称公差标注时尺寸链的计算公式，从而简化尺寸链计算。
Further, the dimension chain calculating formula is deduced when symmetric tolerance marking is used, so that the dimension chain calculating is simplified.
并进一步推导对称公差标注时尺寸链的计算公式，从而简化尺寸链计算。
The process dimension chain is calculated by the dimension chain calculating formula of symmetric tolerance marking.
在设计图纸上标注尺寸和公差是产品设计的两个重要阶段。
To mark dimensions and tolerances on the designing drawing are the two important phases for product design.
论述了形位公差各项目之间的关系及合理地选择标注的方法。
The article describes the relation of various items of form and position tolerance and the method of mark selecting properly.
根据零件互换性要求和功能要求，分析了形位公差最大实体要求的几种标注方式。
According to the exchanging and functional requirement of parts, several kinds of marking methods of geometric tolerances maximum material requirement have been analyzed.
绘制机械工程图经常要标注零件的尺寸公差。
Drawing the mechanical engineering drawing usually need to mark the dimension tolerance of the parts.
利用系统提供的菜单功能，能方便地标注表面粗糙度和形位公差。
Moreover, with the supplied Menu function, one can easily mark out the surface rough rate and its tolerance of position on the diagram.
并能正确标注尺寸及加工表面符号，公差与配合。
Learning to mark dimensions, manufacturing surface symbols tolerance and fittings correctly.
论述了如何合理标注凸轮的公差要求和如何将凸轮测量数据处理成符合定义要求的不同误差形式的数值，并提出了与已往不同的凸轮评定方法。
The paper discusses the way to label cam tolerance in reason and turn cam data measured into different tolerance values that satisfies the definition. It also proposes a new assessment method for cam.
为了解决工程中四杆机构杆长公差的标注问题，提出了确定杆长误差的权重因子法。
In order to solve the problem defining the tolerances of the links length for four-bar linkage, the weight factor method is put forward.
跳动公差是所有公差项目中应用最为灵活的一种，在设计使用过程中容易出现标注不当或重复标注现象。
Runout tolerance is one of the most flexible tolerances in all tolerance characteristics, and it is easy to make unsuitable dimension and to make repeated dimension.
本文比较详细地介绍了位置度公差值的计算公式及如何标注。
In this paper, the calculating formula and marking method of positioning tolerance are presented in detail.
本文所述的交互式绘制零件图软件不用编写程序可描绘任意图形，标注尺寸及公差，书写字符及画表面粗糙度符号，并可起到数字化仪的鼠标器作用。
This software can plot freely, draw any figure, mark dimension and tolerance, write symbols and draw surface-roughness symbols. It can also function as a mouse in digitalizer.
针对如何确切、完整地标注工序尺寸公差带的问题进行探讨。
This paper focus on the proper and complete dimensioning of the tolerance of procedure dimension.
国家标准对形位公差指引线制定有一般的标注示例，但没有较详细的文字说明，致使形位公差指引线出现比较混乱的的使用问题。
There are some label samples about shape and place error in national standard, but without letter explanation. It makes shape and place error label leader line using disordered.
现就尺寸及公差的无干涉自动标注问题提出了对零件及尺寸标注类型等进行统一分类编码、在视图内分区域标注等几点策略。
As to the strategy of automatic dimensioning in CAD, in this paper, the authors put forward several ideas to solve the interference of the dimensions and tolerances.
针对工程图样上形位公差代号标注中一些易于误解和错注的问题，进行了讨论。
The article discusses the problems easily misunderstood and mismarked while working the common differences of form and position in engineering diagram, including the basic tales of marking;
常见的尺寸公差模型是对传统工程图尺寸标注的实现，缺少设计过程方面的理论支持。
Existing D & T models are more or less versions of dimensioning of conventional drawings, and should be based on a sound design process theory.
常见的尺寸公差模型是对传统工程图尺寸标注的实现，缺少设计过程方面的理论支持。
Existing D & T models are more or less versions of dimensioning of conventional drawings, and should be based on a sound design process theory.
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