查询词典 notching curve

Sometimes the linear principal component analysis works inadequately when the data are nonlinear. In this paper, a new nonlinear analytic method, principal curve component analysis (PC~2A) is proposed.

对线性数据，PCA能保证降维后信息损失最小；然而，对占多数的非线性数据，这种线性分析方法受到较大的限制，用它分析数据可能会造成大量信息丢失。

By analysis of frequency spectrum based on MATLAB platform, wavelet method in the application of cutting out a section of inputting earthquake wave was presented. In the process of pseudo dynamic test results, the method of non-dimensional representation and analytic representation of hysteretic curve was provided. The above two methods will help to compare dissipation energy capacity of this structure at the different acceleration peak value stage of pseudo dynamic test more precisely and comparably.

通过基于MATLAB的地震波频谱分析，说明了小波分析方法在拟动力试验中地震波截取方面的应用：在拟动力分段试验数据的处理方面，本文将试验结果的无纲量表示方法以及曲线的多项式拟合法引入滞回曲线的数据处理，这将有助于拟动力试验不同加速度峰值条件下，各阶段结构耗能能力的客观比较。

If the complex or irregular contour parts is machined in the CNC machine only with straight lines, arcs and other simple analytic curve interpolation function, it need to adopt off-line interpolation method.

采用只具有直线、圆弧等简单解析曲线插补功能的CNC机床加工复杂或不规则的零件轮廓，需要采用离线插补的方法。

The contents of trace elements of Ag, Cu, Zn, Fe, Pb, Sb and Bi in gold foil were determined directly by ICP-AES method and the gold content of gold foil was calculated. The authors obtained optimal working parameters of the instrument and studied the selections of power in analytic conditions and analytic curve, the optimization of the pressure of nebulizer as well as the influence of lifting capacity of the sample.

摘 要：研究了ICP-AES法直接测定金箔中的Ag、Cu、Zn、Fe、Pb、Sb、Bi微量元素，通过差减法计算出金箔的含金量，确定了仪器最佳工作参数，研究了分析条件中功率的选取、分析线的选择、雾化器压力的优化、样品提升量的影响，并对金箔中Au基体可能存在的干扰等进行了探讨。

The load that uses fiber model law to analyse concrete of round CFRP- steel tube to control curved component part - in sectional deflection curve, analytic result and test result be identical are better and slant at safety.

采用纤维模型法分析圆CFRP-钢管混凝土压弯构件的荷载-中截面挠度曲线，分析结果和试验结果吻合较好且偏于平安。

Results The concentration of IL-18 in tubercular pleural effusion group was (1200.34±530.25) pg/ml, while that of the malignant pleural effusion group was (240.40±80.49) pg/ml, the former was significantly higher than the latter (P.01); The analytic result of ROC curve showed that 360 pg/ml IL-18 could be seen as the critical value for diagnosis of the tubercular pleural effusion, whose sensitivity and specificity respectively was 89.2% and 93.5%.

结果 结核性胸腔积液组IL-18的浓度为(1200.34±530.25)pg/ml，恶性胸腔积液组IL-18的浓度为(240.40±80.49)pg/ml，结核性胸腔积液组IL-18的浓度显著高于恶性胸腔积液组(P.01)；ROC曲线分析结果显示IL-18以360pg/ml为诊断结核性胸腔积液的临界值，其敏感度和特异度分别是89.2%和93.5%。

On the basis of analytic geometry, the projection curve types of intersection lines of cone and cylikder, cone and cone on V plane is hyperbola and cone and sphere is parabola.

基于锥与圆柱、圆锥、圆球正贯时，相贯线V 面投影为双曲线和抛物线，且X 向极值点所在高度只与柱、锥轴线、球心距离锥顶高度和立锥锥顶角有关，而与它们的直径无关，给出了求该极值点的作图方法。

The company website operation, develops the B2C service to develop channels and so on Carrefour, Bestbuy to complete to Southeast Asia market survey Region marketing consultant works the responsibility division key sales territory, investigates the market environment and the domestic customer consumer behavior development essential channel seller, formulates the region sales program formulation reasonable price strategy, the opportune moment carries on the effective promotion customer maintenance, utilizes the actual seller the 4C theory to train The main achievement completes TOYOTA the SALE training (behavioral science, marketing theory, CS, brand management), grasps Toyota Production System and Just in the time management implements the Toyota type sale, manages in the region the channel, the achievement month by month promotes, to achieve the region year sales target (70,000,000 RMB) The commodity business planning works the responsibility deliberated company's profit structure, the analysis with the control division old times the profit and loss, the formulation new product operational policy, the strategy market environment investigation estimate potential market profit rate comparison product competition situation, the product localization, the estimate life cycle, the curve analytic product cost, after formulation price strategy product going on the market, track produce market situation The main achievement participates in W-PJT, NOVA-PJT, the AIR-FORCE project, under the project participates in the personnel joint effort, the product year sales volume achieves 100,000 Commodity business planning work responsibility market survey; Coordinates the South Korean research and development personnel, to the new product the brand-new development, formulates the zone price strategy, compared with competitive power situation.

公司网站运作，开拓B2C业务开发Carrefour、Bestbuy等渠道完成对东南亚市场调查区域销售顾问工作职责划分重点销售区域，调查市场环境及当地客户消费行为开发关键渠道销售商，制定区域销售计划制定合理价格策略，适当时机进行有效的促销活动客户维护，将4C理论运用到实际销售员培训主要业绩完成TOYOTA SALE培训（行为科学、营销理论、CS、品牌管理），掌握Toyota Production System和Just in time管理实施Toyota式销售，管理区域内渠道，业绩逐月提升，达成区域年销售目标（7千万RMB）商品企划工作职责与管理部研讨公司的利润结构、分析往年损益，制定新品经营方针、策略市场环境调查估计潜在市场获利率比较产品竞争情况，产品定位，预估生命周期、曲线分析产品成本，制定价格策略产品上市后，跟踪产品市场情况主要业绩参与W-PJT、NOVA-PJT、AIR-FORCE项目，在项目参与人员共同努力下，产品年销量均达到10万台商品企划工作职责市场调查；协同韩国研发人员，对新产品全新开发，制定区域价格策略，比较竞争力情况。

Base on the principle of analytic geometry, the mathematical model of the intersected pipe s is established in this paper, and the curve of intersection is worked out by numerical analysis.

利用解析几何的原理建立了两管及多管相交问题的数学模型，通过数值分析方法求得了相贯线的几何形状。

To solve the problem about determinant and solution to tangent line of curve of second order in Analytic Geometry with viewpoint and methods of Higher Geometry.

利用《高等几何》的观点、方法解决《解析几何》中的二次曲线的切线的存在性与求法问题。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。