• The expanding curves and continuous cooling transformation curve (dynamic CCT curve) of X60 pipeline steel were obtained by dilatometry and microscopic test under different cooling speed.

    利用膨胀法,结合金相法,测定了X60不同冷却速度连续冷却转变膨胀曲线获得了的连续冷却转变曲线动态CCT曲线);

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  • According to the tempering temperature and hardness curve, the redistribution of residual stress is associated with the transformation of residual austenite.

    由回火温度硬度变化曲线证实,残余应力重新分布残余奥氏体转变相关联

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  • Then, two methods are discussed which are point-circle transformation and circular curve fitting for inspecting the bearing's circularity, dimension and concentricity.

    然后,着重讨论了用于轴承边界的圆度尺寸圆心检测种计算方法—点—圆变换法和圆形曲线合法。

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  • A new effective method which makes use of quaternion theory is presented to implement location transformation of a plane curve.

    利用实四元数理论提出了一种将一般位置平面曲线变换到空间任意指定位置简捷方法

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  • By some transformation, it may also lead to the curve fitting by exponential functions.

    通过变换导致指数函数曲线合。

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  • Secondly, the meshing path of the contact point of SCMW is deduced based on the meshing function of space curve and the space coordinate transformation.

    其次,本文前期研究建立空间曲线啮合方程基础,结合空间坐标变换,推导出空间曲线啮合轮的啮合轨迹

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  • Owing to the discrete acquisition data, we should use fitted curve to find the optimal transformation between weight and volt.

    由于采集数据离散的,须进行适当曲线拟合才能保证满足系统要求的重量电压之间转换精度。

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  • The wavelet transformation method is adopted to withdraw vehicle features with the curve and then to assort vehicles automatically. The results of assorting by this method is more successful.

    作者采用小波变换方法从频率变化曲线提取车型特征可以实现车辆自动分类

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  • The XB4450 imitating milling machine transformation is four axes three linkages numerical control milling machines. It may process the complex curve, the curved surface.

    XB4450仿型铣床改造联动数控铣床,可以加工复杂曲线、曲面。

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  • The deformation moves CCT curve to left and up direction. the cooling transformation initiating temperature of austenite increases more with the increase of cooling rate.

    变形使CCT曲线向左上方移动提高奥氏体冷却转变开始温度速加大提高得越多。

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  • The animation programs of the making revolution surface is compiled, and a general coordinate formula of geometric transformation is deduced about an arbitrary revolution curve around a rotation axis.

    给出旋转曲面生成过程动画程序导出了任一曲线任意旋转坐标间几何变换公式

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  • By using a certain projective transformation, a smooth planar parametric curve with any function may be changed into a new planar parametric curve of order 3 in a rational form.

    本文讨论了任意函数一条光滑平面参数曲线段,适当的射影变换下,可以变为相应的有理形式的平面参数曲线。

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  • Methods: The compounds were identified by the convolution curve transformation technology and computer information process technology.

    方法采用褶变换技术计算机信息处理技术进行鉴别分析

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  • The cam contour curve was obtained through coordinate transformation method. It offers references for dynamic simulation and the programming of numerical-control machining for cam mechanism.

    利用坐标变换方法得到凸轮轮廓线凸轮机构动力学仿真数控加工编程提供依据

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  • The R-curve and thermal shock resistance properties are improved and the transformation effect are strengthened by the surface compressive stress effect.

    表面应力作用强化相变增韧效果改善了材料表面抗裂纹性能抗热稳定性等力学性能。

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  • This paper tries to show all the transformation Phillips curve has experienced by reviewing the Phillips curve theory, as well as all the reasons behind them.

    本文试图通过菲利普斯曲线理论演变过程重新梳理呈现菲利普斯曲线在形式内涵上的各种变化,并其变化原因给出解释

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  • This paper tries to show all the transformation Phillips curve has experienced by reviewing the Phillips curve theory, as well as all the reasons behind them.

    本文试图通过菲利普斯曲线理论演变过程重新梳理呈现菲利普斯曲线在形式内涵上的各种变化,并其变化原因给出解释

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