查询词典 accuracy

The measurement of linear expansion coefficient of silicon was performed in high temperature with the high accuracy laser interferometric dilatometer developed by China National Institute of Metrology.

利用中国计量科学研究院自行设计的基于激光干涉法的材料线膨胀系数测量装置进行了材料线膨胀系数测量试验。

Through the numerical computation and comparison with the exact solutions of one dimensional linear convection equation and nonlinear equation, accuracy of the first order upwind scheme is analyzed in detail.

摘 要：通过对一维线性对流方程和一维非线性对流方程的数值求解，对一阶迎风差分格式的精度作了较详细的分析。

It is necessary to establish a reference database with the consideration on myopia diopter and sex, and set a more reasonable reference plane to improve the accuracy of diagnosis.

需建立适用于不同近视性屈光度及性别的数据库，设定更适应视乳头形状变化的参考平面，进一步提高检测的有效性。

AIM: To compare the dioptre results obtained by wavefront analyzer and subjective refraction test, respectively, and to evaluate the accuracy and reliability of lowerorder aberrations measured by wavefront analyzer.

目的：比较波前像差仪与主观验光法对屈光度检查的结果，探讨波前像差仪对低阶像差测量的可靠性和准确性。

Compared with the competing methods, the modified direct numerical method enables to avoid the unstable results during the initial period, and improves the solution accuracy and robustness significantly.

结果表明，修正后的直接法避免了计算结果的大幅振荡，使解的精度及鲁棒性能得到大大改善。

Future research is directed to optimizing reference line analysis with temperature compensation and dielectric spectroscopy for further improving the SSC measurement accuracy.

未来建议进行含温度补偿之参考线最佳化及TDR频谱分析方法，藉以进一步提升量测准确性。

In order to improve the accuracy of fingerprint directional image further, combining the advantage of the continuity of the point directional image with the advantage of the robustness of the block directional image to the noises in the fingerprint image, a novel concept on the continuously distributed directional image/field and the method to compute it in the fingerprint images are develope...

实践证明这种连续分布方向图过渡平滑、自然，既具有很好的连续性、渐变性和抗噪性，又具有极高的精确度，还兼有指纹点方向图的连续过渡性和块方向图的抗噪性优点。

Then, the minutiae sets are aligned globally through coordinate transform, and the alignment parameters are optimized by using affine transform and least square method. Finally, minutiae matching and directional field matching are respectively achieved based on the minutiae alignment, and the two matching scores are fused into a single to obtain a more reasonable result. Experimental results show that this method contributes to ensure the accuracy of fingerprint identification as well as possesses the real-time performance.

该算法首先利用脊线信息快速确定满足局部匹配要求的细节点对，在此基础上进一步通过全局坐标变换完成细节点的全局配准，并采用仿射变换模型通过最小二乘估计对配准参数进行优化，然后在配准的基础上分别进行细节点匹配和方向场匹配，最后对两种匹配分值进行融合，以取得较合理的匹配结果。

It gave a directional accuracy of about 2 degrees.

这里给了我一种定向精度约2度。

For multi-object contact problem in rolling engineering,the accuracy of disaggregation mathematical method is low.

在多物体同时接触轧制工程问题中，对各物体抽象出来研究存在简化较多、计算精度低等缺点。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。