查询词典 arid

He let the snow melt in the sun, infiltrated the arid land, the only way he knew, full of water next spring before the soil is more suitable for the growth of He Chimonanthus out of branches of the flowers, is everywhere in life feel better ......

他让积雪在太阳下融化，渗进干旱的土地，他知道惟有这样，来年春天饱含水分的土壤才更适宜禾苗生长。他让腊梅的枝头开出娇羞的花朵，令人们在满目萧索中感受到生命的美好

In Northwest Arid Region, along with the developing of social economy and the accelerating of citified process, scarce condition will be more stressed, has affected the development of social economy greatly.

本论文在借鉴国内外先进经验的基础上，结合张掖实例，探索研究了我国西北干旱区生态环境质量评价和水资源合理配置的途径和方法，以期使短缺的水资源能够得到最合理的配置和利用。

Decadal variations of arid and semiarid boundary in China during last 100 years have been analyzed by using Thornthwaite's method.

利用Thornthwaite的干湿分类函数，对近100年中国干旱和半干旱区界限的10年际变动特征进行了分析。

On decadal timescale, the highest and second highest values of Ca〓 and Mg〓 occurred in 550's and 380's respectively, which are related to cold and arid climatic conditions.

在十年尺度上，Ca和Mg离子的最高值和次高值分别出现于550's和380's，它们均与冷干气候相联系。

In extremely arid condition, the survival rate curve of annual plants presents a Deevey Ⅲ type , while in relatively humid condition, the survival rate curve has a medial distribution type.

一年生草本植物的存活曲线在特别干旱条件下完全表现为DeeveyⅢ型，但在降水相对充足的情况下，存活曲线表现为中间类型。

The development of the theory has passed through three periods, which is congenital theory, dipartite theory. arid ontologyn.

儒家心性论的发展经历了先天心性论、性三品论、心性本体论三个时期。

Our country's deserts mainly lie in arid and semiarid areas, mostly with scarce precipitation and lack of water resource, neither natural vegetation with relatively strong drought-resistance capability nor plantation, like diversifolious poplar, dryland willow, shrubby sand willow, saxoul and Hedysarum mongolicum Turcz,etc., can be protected effectively, this leads to desertification area expansion and frequent sand storm, which seriously affect people's work and life.

我国沙漠多处于干旱和半干旱地区，绝大部分地区降水稀少，水资源缺乏，无论是具有较强抗旱能力的天然植被，还是人造林如胡杨、旱柳，灌木类沙柳、梭梭、杨柴等都得不到有效保护，导致沙化面积扩大，沙尘暴发生频繁，给人民群众的生产生活带来严重影响。

Based on a rather long temporal series of remote sensing data, employing RS and GIS as its tool and FVC that is of rather high sensitivity over the coverage of vegetation in arid area as its monitoring index of desertification, the dissertation analyzes the features of the dynamitic variation of desertification in Xinjiang over the years by using the slop variation to reflect the features of temporal-spatial distributing and the changes of areas of the desertification in Xinjiang.

以较长时间序列的遥感数据为基础，以RS和GIS为工具，选择了在干旱区对植被覆盖度上有较好敏感性的FVC的斜率作为荒漠化监测指标，利用1982~2000年期间新疆FVC斜率变化来反演新疆土地荒漠化的时空分布、面积变化，分析新疆荒漠化多年来动态变化特征； 3。

ABSTRACT This dissertation, based on the theories of geography, ecology, economics, sociology and environmental sciences, has analyzed the impact of transition between cultivation and pasture animal husbandry on the mechanism of desertification in Kerqin Sandy Region, of which behavior mechanism of local people was emphasized. The changing direction of integrated land desertification control strategy in semi-arid regions was discussed after having explored the primary reasons of estrepement, overgrazing and excessive firewood gathering. Followings are the main research works having been done.

本文选取科尔沁沙地作为研究区域，以两种最主要的土地利用方式、也是两种最主要的生产方式——农、牧业作为研究对象，依据地理学、生态学、经济学、社会学与环境科学的基本理论与方法，基于现有研究资料的系统整合，结合野外调查的结果，从更加综合的角度，来研究农、牧业选择变化对沙漠化过程的影响机理，从农、牧业选择变化的角度来揭示&滥垦、滥牧、滥樵&的本质，进而寻求中国北方半干旱地区生态环境综合整治的对策。

On this platform, membership function and fuzzy rules can expediently be designed arid optimized by genetic algorithm.

在该平台上可以方便地实现对隶属函数和规则集的设计并用遗传算法加以优化。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。