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不均匀分布

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Meanwhile, the inconformity of the fluorescence intensity in hepatocytes suggested the existence of the second subarea of free calcium distribution.

同时肝细胞内荧光强度的不均匀分布亦表明游离钙的分布存在着亚分区现象。

In order to select the reasonable method,using water drop penetration time and the Molarity of an Ethanol Droplet technique,soil water repellency in Leymus chinensis grassland in Xilinhaote region of Inner Mongolia was determined.

土壤斥水性不利于农业生产和环境的可持续性发展,如导致土壤水分的不均匀分布[2];使水中携带的溶质更快地进入地下水[3];降低土壤持水能力,加强地表径流和侵蚀[2]。

The composi tional change profiles of monazite demonstrate a heterogeneous distribution of e lements La, Ce, Nd, P, Th, Si, Ca and U. This was caused by the differences in geological environments, temperatures, pressures and compositions of the hy drothermal solutions.

根据微区剖面(0.18mm)元素分布曲线,指出了La、Ce、Nd、P、Th、Si、Ca和U等元素表现出8~10个微环带成分不均匀分布的特点,并认为成矿溶液的地质环境、温压和微量元素含量变化是不均匀分布的主要原因。

The experimental results show that the content of SiC in RBSC increases with carbon content while α-SiC is chosen as a filler. However, the residual carbon would appear in specimens when the carbon content exceeds 30% by weight. Using carbon felt, the reaction-formed SiC particles are small and uniform in size and distribution. However, when carbon felt is impregnated with phenol resin, the reaction-formed SiC is nonuniform in size and distribution. X-ray diffraction shows that the fabricated RBSC is composed of α-SiC,β-SiC, and free Si. The polytype of SiC is related to the reaction-heat during sintering.

结果表明:选用α-SiC+C粉的混合物作为生坯,SiC相的体积分数随生坯中wC的增加而增加,但过大的wC将使硅化后的试样出现残碳;选用碳毡作为生坯,反应烧结碳化硅的显微组织特点是C/Si反应生成的碳化硅颗粒均匀细小,并呈线状分布在游离硅中;浸渍过树脂的碳毡硅化处理后的显微组织特点是反应生成的碳化硅颗粒粗大且呈不均匀分布。X射线衍射结果也表明,反应烧结碳化硅陶瓷由游离Si、α-SiC、β-SiC组成,试样中不同晶型碳化硅的出现与C/Si反应的放热过程有关。

The method includes the following steps: firstly, a spherical neighborhood of present sample points is established by using the geometric spherical-modelling theory and all the sample points contained in the spherical neighborhood are adopted as candidate neighbor points, thus not only preserving the effectivity of the dimension reduction capability when data sets are sparse but also getting the advantages of low-sensitivity to isolated points and good stability of the preserved topological structure; then a data relevance matrix more matching semantics can be obtained by relevance measurement based on route clusters to update the candidate neighbor points in the spherical neighborhood and optimize the regular neighborhood space of the present sample points, thus improving the phenomenon that the dimension reduction of sample sets provided with folded curved faces is apt to suffer the integrated-structure distortion in case of heterogeneous data distribution.

首先利用几何开球原理建立当前样本点的球状邻域,将包含在球状邻域内的所有样本点作为候选近邻点,不但能够保持在数据集稀疏情况下的降维性能的有效性,而且具有对孤立点敏感性不高、保留拓扑结构稳定性好的优点。然后利用基于路径聚类的相关性度量得到更符合语义的数据相关性矩阵,用来对球状邻域内的候选近邻点进行更新,优化当前样本点的规则邻域空间,改善了当数据不均匀分布时在带有折叠弯曲面的样本集上降维容易出现整体结构扭曲的现象。

Such tendency affected the balanced development of ecconomy , which concerns social stability and the life of people .

经济活动是不均匀分布的,国家的城市和地区经济存在巨大的差异,外商直接投资在东部的高比例分布加大了我国区域经济发展的差距。

The consolidation and ill-defining diffuse nodule appeared in 8 cases, air bronchogram in 11 cases, bulging of the interlobar fissure in 4 cases,heterogeneous consolidation in 7 cases, cystic airspaces in 6 cases, and the CT angiogram sign in 2 cases, the consolidation were peripherally distributed in 15 out of 18 cases.

结果:18例肺炎型肺癌影像学表现两肺多发性分布7例,叶性分布8例,段性分布3例,所有病例均有实变存在,外周分布的15例,伴有不规则小结节的为8例,空气支气管征的11例,叶间裂向外突出的4例,实变影不均匀分布7例,不规则小囊腔6例,CT血管征2例。

At first,the curve of charge distribution,ionizable state of nonisothermatity sphere,Was obtained by computer to calculate ionized state according to distribution data of temperature and dinsity within Earth. Secondly,the pussibility of microgravitational testonosphere,Within the isothermality sphere,was found by balance between pressure and volumetric forcein Earth's interior.The thickness is 1 000 km or so.Finally,the result come into commom use various geophysical process withi...

首先依据地球内部温度和密度不均匀分布数据,用计算机计算它的电离状态,得到非等温分层电离状态的电荷分布曲线;其次从地球内部存在的流体压力与两类体积力:重力和静电力的平衡方程讨论中,发现在某一等温层内可能存在微重力构造圈,其厚度约为1000km左右;最后在地学研究向整体化和深部化发展趋势下,预期这个结果将有助于理解地球深部发生的各种物理过程且与地震S波在核-幔之间层中消失观测事实相一致。

The results showed that:(1) Many proliferating cells were distributed unevenly in the ventricular zone of telencephalon, and the [3H] labeled cells were found to be populated in the lateral ventricular zone of neostriatum at brain level L12~L14,forming proliferation "hot spots";(2) Having underwent mitosis twice, the proliferative cells in the VZ began to migrate laterally 6 days after intramuscular injection of [3H] thymidine, and these migrating precursor cells terminated at their targets and differentiated into new neurons on the 30th day.

结果发现:①端脑室带区中存在不均匀分布的[3H]标记细胞,大量标记细胞分布在端脑尾侧新纹状体水平(L1~L14)的VZ,形成标记细胞的&热点&区;②标记细胞经两次有丝分裂后,大约在肌肉注射[3H]的第6天后开始从VZ向外迁移,在30天左右到达目的脑区并分化成为成熟神经元。

The experiment results show that the vibration may accelerate abrasion and aggravate the localized corrosion due to the fact of non-homogeneous distribution of corrosives and debris created in above process.

结果显示,单纯的压力作用不会对碳钢产生严重腐蚀,但振动作用能加速磨损腐蚀,磨屑及腐蚀产物的堆集,造成这一区域的不均匀分布,从而产生严重的局部腐蚀。

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