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Since the boundary points is discontinuous resulting from errors in inner points and interpolated results are not on the same smooth curved surface, the algebraic methods usually generates inharmonious contour lines that may intersect with each other.

分析传统绘制等雨量线方法存在的弊端:由于边界点的不连续性导致内部点误差,同时得到的插值结果也不在同一光滑曲面上,导致生成的等值线分布不协调,甚至可能出现等值线相交的错误情况。

Real AdaBoost algorithm demands division of the sample space. The traditional finite division can not reflect the distribution of positive and negative samples.

连续AdaBoost算法要求对样本空间进行划分,传统的等距划分无法体现正负样本各自的分布规律。

Objective To explore novel Y - STR locus and to investigate its allele frequency distribution in Chinese Han population.

目的 筛选新的Y-STR基因座,调查其在汉族人群中的等位基因频率分布,评价其在法医学及其它方面的应用价值。

MAIN OUTCOME MEASURES: The genotypes of and the allele frequencies in the patients and the individuals in the control group.

主要观察指标:两组基因型和等位基因分布频率的比较。

And the allele frequency distribution has changed with nation and region.

研究结果还提示TPH基因A218C位点的等位基因频率分布有一定的地域与种族差异。

There are significant differences among the aloes which have different breed and shape from others.

芦荟的品种至少有300种以上,其中非洲大陆就有250种左右,马达加斯加大约有40种,其余10种分布在阿拉伯等地。

It becomes the research focus of navy all over the world. Owing to the anomalous distribution of sea and land、coast landform、offshore wind and shoreward wind in shore, it often causes the alongshore effect of the evaporation duct. This effect will debase the veracity of the evaporation duct diagnosis.

然而由于其形成机制复杂,且在近岸沿海地区由于海陆分布不均,以及海岸地形和海陆风等因素的作用,会造成蒸发波导的近岸效应,这种效应会影响蒸发波导高度诊断的准确率。

This paper deals emphatically with the genetic mineralogical characteristics of amphibole, an important rock-forming mineral extensively-distributed in ophiolites of Shangnan-Danfeng are...

本文着重论述了商丹地区蛇绿岩中广泛分布的主要造岩矿物之一,角闪石的主要特征组份、微量元素、晶胞参数、阳离子占位度等成因矿物学特点。

The effect of the inlet parameters of air, air mass flow rate and spray water rate on the performance of closed cooling tower is discussed in the paper. A mathematical model for evaluating heat and mass transfer performance of closed cooling tower is set up. The analytical solution of differential equations is derived.

目的 分析闭式冷却塔内各参数,即空气焓值、含湿量、冷却水温等的分布情况;探讨空气入口参数、空气质量流量、喷淋水量对闭式冷却塔冷却性能的影响规律。

Therefore, systemically research on distribution and activity of fault system in the middle part of Huanghua depression is done in this paper, including the quantitative analysis of planar distribution and activity of fault system ,the anatomization of the activity and evolution of the major fault, in order to determine the relativity and cause of the fault system. Conbined with the found reservoirs and the evidences of oil and gas displaying .The relationship between fault activity time and activity characteristic, planar distribution and the displacement type of the fault system, the contact relationship of lithology with the formation of oil and gas pools is discussed and finally the faults developing model to form oil and gas pools of upper Tertiary system are found in middle part Huanghua depression.

本论文以黄骅坳陷中区为主系统的研究了断裂系统的展布和活动特征,包括断裂平面展布与活动的定量分析、主干二级断层的几何特征和活动演化历史的详细解剖,来分析断裂系统的相关性和断裂系统的成因,并与黄骅坳陷已发现的油气藏及已有的油气显示成果结合,探讨断层的活动时间和活动特点、断层的平面分布、平面和剖面组合关系、断层两盘的岩性对接关系等方面与油气成藏的关系,最终建立黄骅坳陷中区新近系油气成藏的断裂发育模式。

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