和指数

A new prediction method for octane number of acyclic alkanes is proposed.

提出了一种采用基团组成和拓扑指数分别描述分子的化学组成和结构信息，进而预测烷烃辛烷值的方法。

Methods ABC and CAB were used to examine the ability of oral language and writing of 41 patients with basal ganglia damaged and 21 patients with cortex damaged. The different types of aphasia and agraphia were detected. The agraphia quotient and writing scores were calculated. Comparing difference with the basal ganglia and cortex.

方法对41例基底神经节损害及21例病变累及左侧大脑皮层区患者，采用ABC法及CAB法测试其口语和书写能力，统计言语障碍类型，计算各项书写得分和失写指数，比较基底神经节与皮层之间的差异。

Pinus massoniana and Albizzia falcata was treated by the new product of SLB fire retardant, Meanwhile the fire-retardant properties had been measured in SLB fire-retardant.

选用新型木材阻燃剂SLB对马尾松和南洋楹两种木材进行了阻燃处理，并用氧指数法和木垛法对处理后木材的阻燃性能进行了测试。

Population variation and differences in serum leptin independent of adiposity: a comparison of Ache Amerindian men of Paraguay and lean American male distance runners - Background: Serum leptin variation is commonly associated with fat percentage, body mass index, and activity.

人口变化和差异瘦素独立肥胖：比较酸痛精益美洲印第安人和巴拉圭男子中长跑男-背景：瘦素变化都与脂肪百分比，身体质量指数、活性。

The contribution of some sensitive factors such as the average inclination angle of all components belonged to rice and LAI was a...

得到了薄层水体和土壤背景的一次反射辐射以及在冠层内部、薄层水体和土壤表面相互间的多次反射辐射随水稻各组分平均倾角的变化规律，冠层双向反射率随叶面积指数LAI的变化特征

Seen from the survey time, the density indices of Anopheles and Culex are lower after October, but higher before June. As a consequence, this survey should start in Aril and May, and stop in early November.

从调查的时间看，按蚊和库蚊在10月份以后密度指数较低，而在6月份以前较高，对于按蚊和库蚊启动调查的时间应在4、5月份，而调查结束的时间可以确定在11月初。

The results showed that the difference and regularity of changes in species richness, diversity and evenness of arthropod community at different time were obvious.

结果表明，间作苜蓿棉田节肢动物群落的物种丰富度、多样性和均匀性指数在时间过程中的变化有明显的差异性和规律性。

Further, we use return on equity to measure corporate performance and the management expense ratio and the asset turnover ratio to measure agency costs.

我们构建了公司治理指数用来衡量公司治理结构，用自由现金流来衡量债券融资对经理过度消费等行为的约束，用主营业务利润率来衡量公司经营绩效，用管理费用率和资产周转率来衡量公司代理成本，结果显示公司债券融资对公司治理结构、自由现金流和公司绩效影响不显著，但与公司的代理成本为显著正相关，也就是说目前我国公司债券融资还不能发挥债权治理的功能。

This paper includes three parts:The first one is the comparison of VCP11 and VCP21 Recommending the Radar base data structures and reading 11 layers datas of the same elevation or so, establishing VCP22 patterns. Through the comparison of the products of two VCPs, stressing these factors, including the detecting of strong convection storm and the obvious effect products of prediction, such as ET CR VWP, RCS WER VIL SWP, etc.

本文包括3个部分：第一，新一代天气雷达两种体扫模式VCP11和VCP21的比较介绍了两种模式VCP11和VCP21基数据的数据结构，从其结构着手，读取VCP11中与VCP21模式仰角相同或者相差不大的共11层的数据，建立了VCP22模式，再由VCP11及VCP22模式的基数据生成的产品进行对比研究，重点比较了对强对流风暴探测和预报起较大影响的产品如回波顶高，VAD风廓线，垂直液态水含量，反射率垂直剖面，冰雹指数，组合反射率，弱回波区等。

The relationship between the melt index, the tensile strength and the stress-crack resistance, and that between the end-group structure and thermal stability of copo-lymer of tetrafluoroethylene and hexafluoropropylene have been studied.

研究了四氟乙烯和六氟丙烯共聚物的熔融指数，抗张强度和耐应力开裂之间，以及端基和热稳定性之间的关系。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐