等值线

On the basis of taking account of geochemical properties of elements, regional geology and factor score isopleth maps, the subsequent study is based on characteristic groups of elements to explore the sources of arsenic.

在结合元素地球化学性质、区域地质背景和因子得分等值线图的基础上，根据特征元素组合来研究砷的来源。

By comparing the applied results of two kinds of the classical mathematical morphological skeleton extraction arithmetic, this paper found that skeleton defined with the maximum digital disk was close to the distribution of the characteristic factors of the isopleth map.

通过比较分析两种经典的数学形态学骨架提取算法的应用效果，认为最大数字圆盘定义的骨架更接近于水文等值线图的特征要素分布。

Using dominant index law, the regions are further divided into 18 sub-regions by drawing and analyzing the isopleth map of the indexes.

采用主导指标法对一级区做进一步划分，通过绘制指标的等值线分布图，分析划分出18个二级区。

In addition, NADP offers isopleth maps and daily, weekly, monthly, seasonal, and annual reports on trends in precipitation and related deposition and acidification problems.

还有等值线图以及每天、每星期、每月、每季和每年的降水、相关沉积和酸化问题报告。

Hilly dry land Simulated rainfall condition Isopleth of soil water

丘陵旱地；降水模拟条件；土壤水分等值线

Abnormal enrichment of phosphorus in mainly found to be distributed in the plain area by the factor score isopleth maps, characterized by high density of population and long history of industrial and agricultural activities.

选取四川成都盆地浅层土壤为研究对象，将研究区分为龙门山区、盆周丘陵区和平原区3个区，通过等值线图得出磷的大面积异常区分布在人口密度大、工农业发达的平原区。

Calculate what forecasted the pressure coefficient of wing section surface as a result to distributing, the circumstance such as isopleth of the position of average rate section plane, shock wave, Mach number.

计算结果猜测了翼型表面的压力系数的分布、平均速度剖面、激波的位置、马赫数等值线等情况。

According to the basic principle of telluric current prospecting and general formula of derived subsurface leakage, three dimensional distribution of relative errors about the earth resistivity and plane isopleth map were put forward,with the maximum value of leakage current allowable by" The Technical Specification on Geoelectric Observations".

根据电法勘探的基本原理。参考已推导出的线对地漏电的基本公式。给出了《地电观测技术规范》允许漏电电流最大值时的电阻率相对误差三维分布图及平面等值线图，并讨论了其分布特征

Numerical solution of the model is maed by using Monte-Carlo sampling method.Its solution is astochastic field. It is showed by a real case that the model can describe the main trend and changing range ofpollutant'sconcentration at any calculating point,and the probability is added to the isopleth of the pollutant'sconcentration.

该随机模型的解是一个随机场，实例计算表明，它的解能够反映任一计算点的浓度变化趋势及范围，并能够给程度等值线附加上概率的意义，表现了在不确定因素的影响下，污染带随机变化的情况。

Data Access; Collaborating Agencies; Isopleth Maps; Quality Assurance Information; Meeting Minutes; Search; New Issues; Publications; NADP Networks

数据库；合作组织；等值线图；大气质量信息；会议备忘录；新问题；出版物；工作网络

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。