种特征

The new method is based on combining perturbation method of eigen-problems with rational approximation of a vector-value function.

提出了一种新的结合特征灵敏度直接法和向量值函数有理逼近的结构动力重分析方法。

Objective To analyze and compare the clinical characteristics of atherosclerotic renal artery stenosis and benign nephrosclerosis in order to distinguish the ARAS from BN.

目的 分析比较动脉粥样硬化性肾动脉狭窄与良性小动脉肾硬化患者的临床特征，以提高对这2种疾病的认识。

One of the mostfamous fossils of all time is Archaeopteryx, which combines feathersand skeletal structures peculiar to birds with features of dinosaurs.

长期以来，最知名的一种就是始祖鸟，它身上既出现了鸟类独有的骨骼结构和羽毛，又出现了恐龙的特征。

The flow properties of the polypropylene and polyethylene were studied using Archimedes spiral and square spiral melt fluidity test molds, which had the same shape of cross section but different cavity profiles, and then relationship between melt flow ratio and cavity profile was analyzed.

摘 要：对聚丙烯和聚乙烯 2种塑料在阿基米德螺旋线与方形螺旋线流动性测试模具中的流动性能进行研究，分析塑料流动比与型腔轮廓特征的关系；引入修正系数β，对流动比校核公式进行修正。

The modeling process of fillet and architrave is complex and time-consuming.

针对工程中复杂而完美的倒角、线角建模常常需要巨大的时间代价，本文提出了一种基于特征与参数化相结合的高效建模技术。

The modeling process of fillet and architrave is complex and time-consuming.In this paper,a new efficient modeling algorithm is proposed following the architectural principle of polyline.

针对工程中复杂而完美的倒角、线角建模常常需要巨大的时间代价，本文提出了一种基于特征与参数化相结合的高效建模技术。

But seeing that complexity and arduousness in regulation of Chinese railway industry, it is most possible in numerous schemes that the network separating from transport.

而后从铁路的技术经济特征和中国铁路产业规制的特殊性入手，分析了目前理论界提出的几种铁路重组方案的可行性。

Theresults indicated that the aggregates in this experiment are all argillaceous carbonate rockscontained alkali reactive minerals such as chalcedony and dolomite.

结果表明，三种骨料样品均为粘土质碳酸盐，含有玉髓和白云石等碱活性矿物，具备AAR 发生的岩相特征。

The products includes on-line intelligent monitoring and diagnosis system of six dissolved gases and water contents in transformer oil; transformer partial discharge on-line monitoring system; capacitive electrical apparatus and metal oxide arrestor insulation on-line monitoring system,etc,.

该产品包括变压器油中六种溶解气体及微水含量在线智能监测诊断系统；变压器局部放电在线监测系统、电容性电气设备及金属氧化物避雷器绝缘在线监测系统等十多种系列产品，监测特征量多、功能齐全，智能化程度高，可靠性和灵敏度满足工程运行要求。

ABSTRACT］ Objective To observe the efficacy and side effects of combined therapy with alltrans retinoic acid, arsenic trioxide (As2O3) and chemotherapeutics for newly diagnosed acute promyelocytic leukemia.

急性早幼粒细胞白血病是急性髓系白血病中的一种独特类型(M3型)，以特异的染色体易位t(15，17)(q22，q21)为特征，形成PMLRARa融合基因，该融合基因是APL发病的分子基础和分子标志。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！