查询词典 composition-factors

Four typical grassland communities, Stipa klemenzii, Stipa grandis, Leymus chinensis and Leymus chinensis + forbs, had been chosen along precipitation gradients from 200, 290, 350 to 450 mm respectively in Inner Mongolia Steppe. The objectives of this study were to determine the effects of grazing on plant community composition, aboveground and belowground biomass, species and functional group diversities and the relationship between diversity and productivity, the effects of grazing on soil seed bank species composition, seed density and diversity along the transect.

选取内蒙古草原三种主要草原类型(草甸草原、典型草原和荒漠草原)代表性群落羊草杂类草群落、羊草群落和大针茅群落、小针茅群落，应用样线法沿水分梯度研究放牧对内蒙古草原不同植物群落功能群组成、多样性、生产力以及多样性与生产力关系的影响和放牧对土壤种子库组成、大小以及多样性的影响，在此基础上，研究土壤种子库与地上植被间的关系。

The quality and composition of the pine forest and oak forest were highly similar while the relationship between the composition of light and the canopy characters varied with forest types.

3光资源的数量及其组成在油松林和辽东栎林下的变化非常相似，但光资源的组成与林冠特徵的关系在两种森林间存在差异。

With the increase of temperature, the friction coefficient of the composition materials increased and the wear rate of the composition materials decreased.PPTA pulps in the friction materials overcome the shortcoming of asbestos that has high wear rate at high temperature.

结果表明，3种芳纶浆粕增强的摩擦材料都具有优良的摩擦磨损性能，特别是随着温度升高，摩擦系数有较大提高的同时，磨损率明显下降，克服了石棉增强的摩擦材料在较高温度下磨损率较大的缺点。

Optimization of grain composition in the system of packing particle;2. The relationship among the amplitude, the friction coefficient, grain composition and the porosity of block in different height is analyzed.

将散体简化为粒径不同的两种颗粒模型，利用颗粒离散元法模拟了砌块成型过程，分析了振幅、摩擦系数以及颗粒级配与砌块不同高度处孔隙度的关系，验证了双向振压成型方式可以明显减小砌块的孔隙度。

The principle part of composition in this research was the composition of FMPS iron based powder metallurgical friction material.

研究采用的铁基粉末冶金摩阻材料主体配方是FMPS型铁基粉末冶金摩阻材料基础配方。

With fresh full-cream milk made from whole milk powder, said; to full-fat or part skim milk made from skimmed milk powder, said; raw milk by special technology management to improve milk prepared and nature, so that, when dissolved in water to recover quickly prepared and, without floating or sinking, said agglomeration of instant milk powder; fresh milk through a series of processing and adding lactose, whey powder, amino acids, vegetable oil , vitamins and other nutrients to be adjusted to close to human milk composition made of said composition of breast milk; there is milk sugar, modulation milk powder, whey powder, dairy milk powder, ice cream powder.

以新鲜全脂乳制成的称全脂奶粉；以全脱脂或部分脱脂乳制成的称脱脂奶粉；原料乳经特殊工艺处理以改善奶粉的冲调性，使之在用水冲调复原时溶解很快、无结块上浮或下沉的称速溶奶粉；鲜牛乳经一系列处理并添加乳糖、乳清粉、氨基酸、植物油、维生素等营养物质，使其成分调整至接近人乳成分而制成的称母乳化奶粉；还有加糖奶粉、调制奶粉、乳清粉、酪乳粉、冰淇淋粉等。

Through researching the composition skill of Debussy's """"g Minor String Quartet"""", this paper is trying to explore the diversity of composer's composition style in this quartet.

本文通过对德彪西《g小调弦乐四重奏》创作技法的研究，试图探讨在这首作品中所反映出的德彪西创作风格的多样性。

This article mainly divides into three parts, The first part is the albite jade characteristic, uses traditional the gemology method conducts the research to the albite jade physical property as well as the structure, carries on the electron probe analysis to its chemical composition, and the discussion of its mineral component\'s chemical composition change carries on the SPSS statistical software; uses X powder crystal diffraction to determine its lattice parameter, mineral constituent\'s crystal structure conducts the research to the albite jade, carries on the analysis to the feldspar degree of order, and carries on the discussion to the albite jade\'s origin. The above method each other confirms mutually, confirms the data reliability.

本文主要分为三部分，第一部分为钠长石玉的性质，采用常规的宝石学方法对钠长石玉的物理性质以及结构构造进行研究，利用电子探针分析对其化学成分进行分析，并运用SPSS统计软件对其矿物成分的化学成分变化进行探讨；采用X粉晶衍射测定其晶胞参数，对钠长石玉中矿物组成的晶体结构进行研究，对长石的有序度进行分析，并对钠长石玉的成因进行探讨；上述方法彼此相互验证，以证实数据的可靠性。

In this sudy, I found that the composition of 12 forms of isoflavones was changed during heating in water bath. When processing at 40℃, the isoflavones were mainly composed by aglycones (67%). Besides it, the glycosidic forms are the main composition (56%) when processing at 80℃.

结果发现在加热的情况下会造成12种大豆异黄酮的组成改变，於40℃作为加工条件时，alycone为组成份中主要的形式，约占大豆异黄酮总含量的67%；於90℃的加热时，则以glycoside为主要的形式，占总量的69%。

This article processes an empirical analysis on commodity composition specialty making use of much trade data, imprimis classifies trade commodity composition very detailedly.

在我国出口已达如此规模的今天，考虑出口的结构问题不仅水到渠成，而且非常重要。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。