1) Virtual tolerance
虚公差
1.
As the tolerance of fitting loop is a virtual tolerance whose upper deviation is less than lower deviation its upper and lower deviations are exchanged.
该方法首先建立修配后的装配尺寸链,求出修配后的修配环尺寸,由于它的公差为虚公差,即它的上偏差小于下偏差,将它的上、下偏差交换;再建立由修配量参与的工艺尺寸链,从而求出修配前的修配环尺寸。
2) Virtual Difference Method
虚有差法
4) tolerance
[英]['tɔlərəns] [美]['tɑlərəns]
公差
1.
Tolerance Parallel Optimization Designs Based on the Simulation Annealing Method;
基于模拟退火法的公差并行优化设计
2.
Analysis of Similarities and Differences between American Standard and Chinese Standard of Shape and Position Tolerance;
关于形状和位置公差的中美标准异同浅析
3.
Fuzzy robust optimization design of discrete tolerance based on improved genetic algorithm;
基于改进遗传算法的离散公差模糊稳健优化设计
5) Tolerances
[英]['tɔlərəns] [美]['tɑlərəns]
公差
1.
It is discussed that the determination of radial internal size and axial internal size as well as their tolerances of sample axis in light of practical examples.
结合实例讨论了样轴在设计过程中的轴向、径向尺寸及公差的确定 ,并且指出了样轴的正确使用方
2.
Then its performance and application are further described by combining an expert system for tolerances and fits of antifriction bearing.
本文针对设计型的专家系统，介绍了面向对象知识表达的思想及其类的定义方法，然后结合滚动轴承公差配合设计的专家系统，阐述了面向对象知识表达的特点及应用，并给出对象模型图和应用实
6) error
[英]['erə(r)] [美]['ɛrɚ]
公差
1.
An emphasis of the discussion is put on various errors of the system and the method of evaluation and reduction.
重点讨论了各种公差、公差判断及抑制措施,经过改进与及仔细调整,得到了平均累积速率2—6mA／s的日常运行水平,最高累积流强400mA,该系统已经稳定使用近两年,在光源的运行中起到了重要作用。
2.
The paper discussed the technical questions about the center-line positioning surveying of dragging spool, resolved the difficulties how to control the parallelism error within 2 mm and the Height error under 1 mm.
结合某船舶研究所的拖曳水池轴线定位测量方面的关键技术问题进行了研究,解决了280m长的拖曳水池轨道轴线平行度公差不超过2mm、高程公差不超过1mm的技术问题,为轨道的安装和使用提供了测绘保障。
补充资料：一虚
【一虚】
（术语）一样空之事也。肇论曰：“齐万有于一虚。”
（术语）一样空之事也。肇论曰：“齐万有于一虚。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条