To efficiently evaluate design reconfigurable machining system performance such as quality, a model-based method was proposed to predict part dimensional variations.
为快速评估不同构型的可重构加工系统中零件的质量,提出了一种基于误差传递模型的尺寸偏差预测方法。
Dimensional stability: Ability of paper or film toretaInits shape despite variations In relative humidity or mechanical stress.
尺寸稳定性:纸张,胶片或菲林在水份含量和机械应力的变化下所能保持原来形状的能力。
Further, by stabilizing the processing margin by employing a grindstone 4 made of resin, variations in the dimensional precision in the individual glass substrates can be minimized.
通过试样树脂构成的磨石4可以稳定加工边界,可以使单独玻璃基片的尺寸精度变化最小。
The variations of main gas volume fractions with initial oxygen volume fraction during pulverized coal reburning were investigated using a one-dimensional flame furnace.
在一维炉上对煤粉再燃过程中烟气内主要气体体积分数随再燃区初始氧体积分数的变化规律进行了研究。
This paper modified a quasi dimensional model and utilized it to study theoretically the combustion variations in spark ignition engines.
本文改进了一个火花点火发动机的准维计算模型,并对燃烧的循环变动进行了理论计算研究。
Based on the three dimensional Finite Element Method (FEM), the temperature and microstructure variations of large scale P20 steel mould during quenching in 3 different processes were studied.
通过建立合适的三维有限元模型,研究了P 20钢大型模具按3种工艺进行淬火时的温度组织变化。
Based on the three dimensional Finite Element Method (FEM), the temperature and microstructure variations of large scale P20 steel mould during quenching in 3 different processes were studied.
通过建立合适的三维有限元模型,研究了P 20钢大型模具按3种工艺进行淬火时的温度组织变化。
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