查询词典 notching curve

The parameterization of section contour data is carried out by the method of accumulated chord length, the reasonable math model on the selection of node vector is given, the approximating of NURBS curve to section contour data is carried out by the least square method and the most reasonable number of control point is obtained by the dimidiate algorithm, which makes the approximating of NURBS curve reach the extent of complete automation.

用积累弦长的方法对截面轮廓数据进行参数化；给出了节点矢量选择的合理数学模型；用最小二乘法对截面轮廓数抛进行了NURBS曲线的拟合；二分法寻找最优控制点的算法使NURBS曲线的拟合达到全自动化的程度。

Compared with the deviation curve of the outlet thickness gained from the monitor-control system on-line, the roller gap curve of the model dovetailed nicely with the reality, which approved the accuracy of the model building and the rationality of the model simplify.

与现场监控系统获取的轧机出口厚度偏差曲线进行比较，发现虚拟样机仿真的实际辊缝开口变化曲线与现场轧机的实际输出结果几乎完全吻合，证明了所建立的1676mm冷连轧机液压辊缝控制系统仿真模型的准确性和模型简化的合理性。

The simulation example of SMA-13 shows that real road surface texture has the nearly same fractal dimensions with corresponding FIF curve and the application of FIF method in erose curve simulation is feasible.

通过对分形插值函数构成算法和纵向压缩因子取值方法的研究，给出了基于分形插值函数的路断面构造模拟方法和MATLAB语言编制的模拟流程图；对SMA-13马歇尔试件断面构造的拟合分析表明，实际路面断面构造和分形插值曲线在精度范围内具有一致的分维数，说明分形插值方法对路面断面构造等不规则曲线的拟合具有良好的适用性。

DSC analysis found that the behavior of PSPI-TM film containing TiO〓of 12% was greatly different from that of the corresponding ester-typePSPI film. An intense exothermal change was found on the DSC curve. TGAanalysis indicated that the curve for weight loss of the PSPI-TM film wouldnot reach a platform until 400℃.

DSC热分析表明含TM基于转化后PI的重量折算为12 ％(w／w的Ti〓的PSPI光刻胶膜的热转变行为不同于相应的酯型PSPI光刻胶膜，在300℃附近有一个很强的放热过程；TGA分析表明这种含TM的光刻胶膜直到400℃以上才达到&失重平台&。

Results Compared with the normal group,in the extratracheal group the ratio of actual value of resistance to the predict from 20 Hz to 35 Hz increased obviously and this only occurred with the reactance at 20 Hz (P＜0.01). The resistance curve showed clear rise after the 20 Hz and the reactance curve peaked at 20 Hz and was leveled to normal at 35 Hz.

结果 肿物组20赫兹时阻力和电抗（R20、X20）、35 Hz时阻力（R35）的实测值占预计值%显著高于健康组（P＜0.01）；频谱图中肿物组阻力线于20 Hz后显著升高，电抗线于20 Hz附近达到最高，并于35 Hz趋向正常。

The integrative usage of network optimization algorithm, cubic B Spline curve and Genetic Algorithm finds optimal and flyable curve .

考虑导弹飞行特点及机动能力的约束，利用网络优化算法、三次 B-样条曲线以及遗传算法寻找出性能指标最优的可飞行样条曲线；最后根据所求出的最优样条曲线给出导弹航路点。

Moreover we formulize the optimal path according to the theory of B-spline Curve, so the path which is composed by the grid point can transform into a continuous and smooth curve. By formulizing path we can also calculate angular velocity, angle acceleration, and torque in dynamics.

另外我们根据B-spline Curve的理论将最佳路径参数化，使由格点所组成的最佳路径转换为一条连续且平滑的曲线，藉此我们也可以计算动力学中的瞬间角速度、角加速度与力矩。

Results The system could display the parameters through digital, simulating meters, and recording curve. The numerical value in the recording curve was marked by the date and time. All data were saved in the computer for futural analysis and procession.

结果：该系统采用数字、模拟仪表、记录曲线等方式进行显示，记录曲线中的数值对应着日期和时间标记；所有数据都存储在计算机中，便于日后分析和处理。

At present, all the P-Y curve methods recommended by the referring code demand using geotechnic parameters C_u (three-axle undrained shear strength) and ε_50(the strain value that is equal to a half of the difference stress in the undrained triaxial compressing test). Moreover, we must do the complex and expensive triaxial geotechnic experiment to get those two geotechnic parameters, so they restrain the P-Y curve method from using comprehensively.

但目前国内外有关规范推荐的P-Y曲线均需用到土工参数C_u和ε_(50)(三轴不排水压缩试验中最大主应力差一半时的应变值)，而获得这两个参数需要进行比较复杂且费用较高的土工三轴试验，限制了P-Y曲线法的广泛应用。

The horizontal and vertical first derivatives of magnetic anomalies of an infinite cylinder are calculated by the cosine transform method, in which the maximum errors are -028 nT/m and 047nT/m, respectively and the percent errors are generally within -357%～327% and -194%～188%, respectively except several data of the boundary and part are bigger because of remains of Gibbus effect. The calculating curve and theoretical curve are approximately coincident, and there is no influence by effective magnetic dip angle in computing.

利用余弦变换法计算的无限长水平圆柱体磁异常水平和垂向一阶导数的最大误差分别为-028 nT/m、047 nT/m；水平一阶导数的误差一般在-357%～327%之间，垂向一阶导数的误差一般在-194%～188%之间；计算的磁异常一阶导数值与理论值大致重合，而且不受有效磁化倾角的影响。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼