特征方向

Advanced numerical simulations were introduced in soil water research,such as finite analysis method,characteristic finite element method,and alternating direction finite element method.

土壤水研究的数值模拟方法也有一些突破，如有限解析法、特征有限元法、交替方向有限元法等。

This article introduced its shape characteristis, inherent nutritional value, health function, trace elements, therapeutic principles, development and utilization of Amaranth.

介绍了苋菜的识别特征、固有营养价值、保健作用、微量元素与食疗原理，提出了苋菜资源的开发利用方向。

Based on the analysis to the anomalies of Wen'an Ms5.1 Earthquake,it is found that anticlockwise migration is a basic feature of earthquake activity, and it can be as a background anomaly.

对文安5.1级地震的一些异常进行了分析和总结，认为地震逆时针方向迁移可能是地震空间活动的一个基本特征，其可作为背景异常。

Correspondingly, a mean decrease of 1.0m in sea ice thickness from 1970s to 1990s. The simulated general circulation in Canada Basin is strong anticyclonic ocean surface current, and there is a Transpolar Drift Stream.

北冰洋和北大西洋海冰的漂移速度和方向的特征主要有：在加拿大海盆区常年存在着明显的反气旋式的海冰环流型，并且有明显的穿极漂流，漂移的速度一般在2-5cm/s。

In fact, the primary flow characteristics are determined by not only the scales of the topographies but also their shapes and the upstream flow direction.

具体地形流动的整体特征取决于地形特征尺度、过山气流方向、地形高度以及地形的几何形状等。

First, it gests the bandwidth parameter and center frequency of Gabor filter based on human vision and the size of texture image, constructing the multichannel Gabor filters and extracting the Gabor multitemporal and multidirectional energy features of image in the time and frequency domain and implementing nonlinear transform and Gauss lowpass filtering in the feature space.

首先根据人类视觉特性选定Gabor滤波器的频率带宽参数，利用图像大小确定滤波器的中心频率，构造一组多通道的Gabor滤波器在时域和频域中提取图像多方向和多分辨率的Gabor能量特征，对特征空间进行非线性变换和Gauss滤波处理，最后通过Kmeans方法实现纹理图像的分割。

This article simply introduced Caojiabu gold mining area ore deposit geology characteristic,elaborated this area ore-control structure characteristic with emphasis and ore occurrence law,and pointed out the prospecting direction in the future.

介绍了曹家埠金矿区的矿床地质特征，重点论述了该区的控矿构造特征和赋矿规律，说明了今后的找矿方向。

On the basis of the analyses of peripheral ancient land, light and heavy mineral associations, the cathodoluminescence color of quartzes, the typomorphic characteristics of various debris and directions of palaeoflow, it is considered that detrital material of terrigenous origin of the Upper Palaeozoic in this area come from north provenance, Yimeng uplift in the northern part of Ordos Basin.

根据盆地周缘古陆、轻、重矿物组合、石英阴极发光颜色、各种岩屑的类型特征及古水流方向等特征的分析，认为研究区上古生界陆源碎屑物质来自北部物源区，即盆地北部的伊盟隆起地区。

Based on it, the authors try to propose the developing tendency of public finance theory research in the coming 21st century.

在此基础上，21世纪中国财政研究至少要表现出五个方面的发展趋势：研究的理论取向将是公共财政理论体系；研究方向将更趋向于数学化、实证化；财政理论的研究将既体现出宏观特征，又体现出微观特征；财政研究将既注重财政理论的研究，又注重财政政策与制度的研究；与其它学科研究的交叉与渗透将得到进一步的发展。

Through analyzing the heavy mineral combination and its distribution characters in Malang Area of Santanghu Basin, the source direction of deposits were judged in Malang Area by using the type of the mineral combination, its percentage content and curve of stability coefficient, in combination with the percentage distribution of quarts sandstones in each stratum.

通过对三塘湖盆地马朗地区重矿物组合及分布特征的分析，利用重矿物组合类型、百分含量及重矿物稳定系数的曲线特征，结合各层系的石英砂岩百分含量分布，判断了马朗地区的沉积物源方向。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。