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Although there is no doubt that these four worlds were originally conceived as real, thus occasioning the many fantastic descriptions of them in the early Cabala, they were subsequently interpreted as being purely idealistic.
虽然这是毫无疑问的,这四个世界原本设想为真实的,因此,致造成许多神奇的描述,他们在早期cabala ,他们其后被解读为纯粹理想化。
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The paper reviews the development in the analytical theory of mechanical behavior of composites, pointing out the problems existed, presenting creatively the concept of yarn state, solving the descriptive problem of perform structure of any woven composites and laying the foundation for predetermining the elastic behavior of 3-d woven composites with computer. On the basis of yarn state, the relative cross section deformation theory is introduced, the yarn cross section deformation is studied, and the experiential formula is described in the paper on the basis of experiment. The crimping state of yarn is studied, the classical "straight warp view"is modified, and the crimp height value of crimped yarn is studied. At the same time, with shrinkage rate sine method, the paper proposes the idea which imitate the shape of crimped yarn. With the third power template curve, the paper describes the microgeometry structure of fabric, finding a brief and precise approach for the calculation of mechanical behavior of composites.
本文回顾了复合材料力学性能分析理论的发展,指出了存在的问题,创造性地提出了纱态概念,解决了任意结构机织复合材料预制件结构表征问题,进而为用计算机预报三维机织复合材料的弹性性能打下了基础;基于纱态概念,提出了相对截面变形理论,研究了纱线截面变形情况,在实验的基础上给出了纱线截变经验公式;研究了纱线屈曲状态,修正了传统的&地经纱直线论&,提出了以纱线缩率研究屈曲峰谷值的思想,同时以三次样条曲线拟合了纱线的卷曲形状,较好地描述了织物的细观几何结构,为复合材料力学性能的计算找到了一条既比较简便又比较精确的途径。
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The plum-apricot germplasm resources were analyzed by RAPD markers. The results showed that plum-apricot was more close to the related species with low polymorphism. The clustering results were indicated that most plum-apricots were more close to Chinese plum with the similarity of morphological description, thus the female parent for plum-apricot was probably plum in the occurrence naturally. The result of S allele-specific PCR amplification showed that plum-apricot had only one band with the similarity with plum, thus evolution similarity of plum-apricot was more close to plum than apricot.
5对参试杏梅种质资源的RAPD分析表明,杏梅与其近缘种之间亲缘关系较近,多态性相对较少;聚类分析结果显示大部分的杏梅与中国李的遗传距离较近,与形态学上的描述基本一致,因此杏梅种质资源在自然界中产生时,其母本可能为李;同时S等位基因的扩增结果显示杏梅与李的扩增条数一致,都为一条,因此推断杏梅与李的进化趋同性可能较杏更近。
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Improved in the traditional process foundation has eliminated the dregs and the drying craft, its characteristic to not have the asbestos, the textile fiber distribution to be even, the luster pure white, did not have the lamination, the slag globule few (four offcenter to eliminate dregs), the bulk specific gravity basis use nimble adjustment, the intensity big (including enhancement textile fiber), the elasticity good, mechanical workable.
产品描述:由精选硅酸铝陶瓷纤维棉为主要原料采用湿法成型工艺制成。在传统工艺基础上改善了除渣和烘干工艺,其特点为无石棉、纤维分布均匀、色泽洁白、无分层、渣球少、容重依据用途灵活调整、强度大、弹性好、机械加工性强。
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Improved in the traditional process foundation has eliminated the dregs and the drying craft, its acteristic to not have the asbestos, the textile fiber distribution to be even, the luster pure white, did not have the lamination, the slag globule few (four offcenter to eliminate dregs), the bulk specific gravity basis use nimble adjustment, the intensity big (including enhancement textile fiber), the elasticity good, mechanical workable.
产品描述:由精选硅酸铝陶瓷纤维棉为主要原料采用湿法成型工艺制成。在传统工艺基础上改善了除渣和烘干工艺,其特点为无石棉、纤维分布均匀、色泽洁白、无分层、渣球少、容重依据用途灵活调整、强度大、弹性好、机械加工性强。
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In this paper, borrowing ideas from the research method of the spontaneous combustion mathematical model of goaf, applying to the hydrodynamic theory of porous medium, the spontaneous combustion mathematical model of coal gangue dump is set up.
本文借鉴了采空区自然发火数学模型的研究方法,以多孔介质流体动力学理论为指导,建立了煤矸石山自然发火数学模型,从数学上描述了矸石山自燃的动态演变过程,为自燃矸石山的防治措施提供了理论依据。
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In this paper, borrowing ideas from the research method of the spontaneous combustion mathematical model of goaf, applying to the hydrodynamic theory of porous medium, the spontaneous combustion mathematical model of coal gangue dump is set up. From the mathematics, the dynamic evolvement process is described for the spontaneous combustion of coal gangue dump.
本文借鉴了采空区自然发火数学模型的研究方法,以多孔介质流体动力学理论为指导,建立了煤矸石山自然发火数学模型,从数学上描述了矸石山自燃的动态演变过程,为自燃矸石山的防治措施提供了理论依据。
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Therefore, it will help to resolve the water pollution discordance. On the basis of assessing economic loss due to water pollution, this paper employed water environment model to describe the spatial impact of pollutant discharge in rivers. In consideration of the environmental and economic effects of pollutant discharge, a theoretical model for water pollution compensation in rivers was proposed, with its basic characteristics, processing methods and application conditions discussed in the paper.
在水污染经济损失评估的基础上,以河流为研究对象,采用水环境数学模型的方法描述了污染物排放的空间影响关系,进而把超量排放的环境影响与经济影响联系起来,对模型的基本特征、处理方法和应用范围进行了讨论,并且以太湖流域范围内的京杭运河为例进行实证研究,得到了河流水污染损失补偿的数学模型。
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It can be seen from the model that the two valve controlled motors would be coupled with each other if the characteristic of variable displacement pump is taken into account.
探讨了由变量泵为液压源、2个阀控马达为执行元件以及惯性负载组成的液压控制系统的数学描述,并给出了其线性化模型。
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According to the common process of software metric,a research on software reliability metric which is based on the real defect is made firstly.Then the quantitative defect statistic method is applied which is based on ODC.This method can describe the information of defect well and can be used for process improvement.At last, the qualitative method of defect analysis is showed,which can dredge up underlying information.
首先将缺陷度量方法按照软件度量的一般方法进行研究和探讨;其次,以正交缺陷为基础,提出了定量的缺陷统计方法,这种方法能够更好地描述缺陷的性质,对相关信息可进行分类统计、分析,为过程改进提供依据;最后,提出了一些定性的缺陷分析方法,可充分挖掘缺陷的潜在信息。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力