面积对比

在GIS支持下研究了宜昌地区土壤侵蚀强度景观的面积对比、多样性指数、优势度指数和多度等参数。

The essential elements of the spatial structure of landscape are patch , corridor , matrix by GIS , we study on landscape of soil erosion about following parameter : ratio of area , diversity index , dominance index and multiplicity .

也未见中医不同证型间疼痛、僵硬、日常活动困难程度及ACL异常信号面积对比性研究。

There is no literature or association study on the area of abnormal signals of ACL , different syndromes , pain , stiffness and functional limitation , either . Objective : 1 .

色调的明度对比和面积对比对眼动有较大影响，小面积的图形或纹样可以提高车内环境吸引力。

Shades of brightness and area contrast have rather great impact on the eye movements ; and a small area of graphics or patterns can improve the interior environment attraction . 2 .

对外混式自吸泵的回流孔面积进行对比试验，确定最佳设计方案。

Through comparison testing of the surface of reflowing holes of the external-mix self-sucking pump , the best design is determined .

对四块样地中杂草种类和群落最小面积的对比分析，反映出由单一的农田生态系统向农田杂草生态系统的转化。

Comparative analysis of weed species and minimum area in four sample plots reflected transformation trend of single farmland ecosystem towards crop-weed ecosystem .

其二是以基于面积和对比度控制的合并小区域准则，有效抑制过分割现象，同时满足感兴趣区的分割要求。

Secondly , we propose a region merging rules based on the area and contrast , which can restrain the over-segmentation problem effectively and reserve the interesting regions .

采用随机区组设计小区试验及大面积示范对比，研究了三康氨基酸液肥对花生植株性状、经济性状及产量效应。

The design of random areas and groups was used , and small area experiment was compared to large area demonstration , effect on peanuts ' planting characters , economical characters and output effect were studied .

通过对六个优质水稻品种大面积示范对比试验研究，初步筛选出了适合信阳稻区生产的优质稻新品种。

Through the six high quality paddy rice species demonstration in vast areas , the contrast experiment research is done the first step of which selecting the new species of high-quality paddy rice that suits production in Xinyang locality .

本文将1978~2004年上海城市发展的相关指标与其海域赤潮发生频率及累计影响面积进行对比分析，结果表明：27年间上海海域出现了2次赤潮高峰期；

In this paper , the related indexes of Shanghai 's economic development are compared with the frequency and accumulated affected areas of red tide in Shanghai from 1978 to 2004.it shows that , in the 27 years , there are two peak periods of red tide .

地杂波雷达截面积模型性能对比分析

Comparison and Analysis of The Performance of Ground Clutter RCS Models

多尺度卫星雪盖面积获取的对比研究

Comparison of Snow Cover Area Acquisition from Multi-Scaling Satellites

建立兔机械创伤模型，以提取的粗酶、纯化酶、木瓜蛋白酶和生理盐水分别涂抹伤口，以肉眼观察和伤口愈合面积为指标对比各组实验结果。

The rabbit model of mechanical trauma was established with the crude enzyme extracted and pure enzymes compared with papain and saline to clean the wound .

在显示满意的狭窄段和非狭窄段管壁图像上分别其测量管壁厚度、管腔直径及横截面积并进行对比。

The measurements of wall thickness , luminal diameters and cross-sectional area of both stenotic and non-stenotic segments were performed and compared on images regarded as satisfactory visualization .

用直接沉淀法制备ZnO超细粉末，利用激光散射测定其粒径，与其比表面积的大小作对比。

Ultrafine powder of ZnO was prepared with the method of direct precipitation .

采集图像经计算机测定相对MI面积，并进行对比分析。

The relative MI area was defined and compared by the computer .

最后，将新《森林法》背景下巴西潜在耕地面积与现有耕地面积进行对比分析，并定量计算巴西粮食生产和出口潜力，最终得出研究结论。

Finally , this article will compare the potential arable land in Brazil in the context of the new Forest Code with the existing arable land , and then make quantitative calculation of the Brazilian grain production and export potential .

对两种网点面积率计算方法计算得到的网点面积率进行了对比验证。

Finally the thesis contrasted and validated the dot area results calculated by two methods which are used by this paper for calculating dot area coverage .