In this paper, it is suggested that in the calculation of d, a variety's score on each IPCA be weighted according to the relative contribution of the IPCA to the variation.
本文建议在计算d时根据各个IPCA对变异的相对贡献大小对品种在各IPCA轴上的得分进行加权。
A non-clock delay-ring A/D converter is presented, which is based on standard cell library and not sensitive to process variation.
提出了一种无需外部时钟、可以部分抵消工艺偏差、基于标准单元的延迟环A/D变换器。
AIM To investigate the variation and the clinical significance of the serum D-Dimer in primary nephrotic syndrome (PNS).
目的探讨原发性肾病综合征(P NS)患者d二聚体变化及临床意义。
Qin Yulin. 2012. Variation of extreme temperature in Northeast China and its relations with atmospheric circulation [d]. Nanjing University of Information Science and Technology.
秦玉琳。2012。中国东北夏季极端气温变化特征及其与大气环流的关系[D]。南京信息工程大学。
Zhou Yi. 2014. Analysis the variation of plateau monsoon[D]. Chengdu:Chengdu University of Information Technology.
周懿.2014。高原季风变化特征分析[D]。成都：成都信息工程大学。
Second, the variation equation corresponding to the 2-D boundary value problem is derived.
然后导出与二维边值问题相应的变分方程；
The variation principle of the 3-D contact problem is introduced, the related formulas based on the finite element method are derived, and the contact mode and condition of the boundary are discussed.
介绍了三维接触问题的变分原理，推导了接触问题有限元计算公式，讨论了边界接触模式和接触条件。
Results show that the variation method is a efficient way to retrieve 3-d wind field data from Doppler radar data.
分析结果表明，变分法是一种较为准确的从雷达资料中提取三维风场的方法。
Results show that the variation method is a efficient way to retrieve 3-d wind field data from Doppler radar data.
分析结果表明，变分法是一种较为准确的从雷达资料中提取三维风场的方法。
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