查询词典 contour forging

At the same time, with its spirit of "cordiality innovation forging beyond" it started from real estate development as its core business, it has also diversified into trade as well as education as its new expansion to carry out the strategies of structuralization 、diversification and specialization.

华丰投资集团以高瞻远瞩的眼光，顺应国际潮流，汲取国内外优秀企业之精华，秉承"诚信、创新、拼搏、超越"的企业精神，以房地产开发为核心，以国际贸易为纽带，以教育产业为新的经济增长点，实施"专业化、规模化、多元化、国际化"的经营战略，致力于谋求多方位的投资发展。

But the effect of temperature gradient on strain and stress in the forging is not understood fully.

在大锻件生产中，中心压实法是压实大锻件中心缺陷的一种有效方法。

So it is difficult to control the temperature gradient and the cooling parameters in forging process.

但在具体的工艺实施过程中，对大锻件在JTS法锻造中的温度梯度控制，钢锭外表面的冷却控制，以及温度梯度对内部的应力应变及组织的影响缺乏足够的认识，所以很难掌握其规律。

The results show that the temperature gradient has important effects on strain and stress of forging.

该模拟结果及其参数将有助于制定合理的大锻件生产工艺。

Finally, by applying the 3D-CTM to the precision forging process of the blade with tenon, the results show that the system is reliable.

对单榫头叶片精锻过程的模拟分析结果表明，3D-CTM是模拟分析叶片精锻过程的可靠工具。

Brilliance intelligence and hard-working people have been committed to forging machinery and textile machinery for the design, manufacture and sales.

聪慧勤劳的华晨人一直致力于锻造机械和纺织机械的设计、制造与销售。

In this paper, the basic theory and work principle of cellular automata were introduced concisely. The influence of strain-rate and temperature on the number of nucleation and the mean size of R-grain, as well as the influence of cooling on ultimate microstructure of blade after forging finished off were considered. The microstructure evolution was simulated successful based on the DEFORM-3D. The simulated results agree well with growth kinetics of dynamic recrystallization of classical theory and physical experiment.

文章介绍了元胞自动机模型的理论基础和工作原理，并根据叶片模锻成形的特点，综合考虑应变速率、变形温度对再结晶形核率与平均晶粒尺寸，以及终锻冷却对叶片锻件最终组织的影响，在DEFORM-3D平台上，成功地仿真了叶片模锻过程中的微观组织演变，得到了同经典理论分析和物理实验结果吻合较好的动态再结晶动力学特征。

In this paper,the advance of precision forging parts accuracy prediction technology is systematically illustrated in the aspects of part elastic deform ation,dies elastic deform ation,die wear,therm al expansion and shrinkage of part and die.

本文从成形件的弹性变形、模具的弹性变形、模具的磨损以及热胀冷缩几个方面综合论述了精锻产品精度预测技术的研究现状及存在的问题，并对其未来可能的发展趋势进行了分析和探讨。

Beneath the optimization of the forging process layout the attainable precision also depends on the accuracy of toolmaking and process control.

下方的优化锻造工艺布局该达到的精度还取决于对精度的模具生产和过程控制。

This kind of wheel hub intensity is ordinary aluminum wheel hubs 3 times, moreover also light 20%; Rolls hammers is the forging one kind, forges the formation 1 wheel hubs semifinished materials in the trundle.

这种轮毂强度是普通铝轮毂的3倍，而且还轻20%；滚锻是锻造的一种，把1只轮毂的毛坯在滚动中锻造成型。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。