查询词典 soil

The distribution of odor point sources in Qige WWTP was analyzed,the basic principle of soil deodorization was introduced,and some experience in operation and management of the soil deodorization system was summarized.

分析了杭州七格污水处理厂的臭气点源分布，介绍了土壤除臭的基本原理，总结了土壤除臭系统运行与管理的一些经验。

Therefore, if the soil water properties and soil water-storage was studied with traditional statistic method, we would not know the variate are dependent or independent, whether the results have spatial distributing pattern or not, even not know whether the number of sample is economical and rational or not.

因此用传统方法分析土壤水分特性和水库贮量并不清楚所得的数据是否相互独立，是否存在一定的空间分布格局，更不知道所确定的取样数量是否经济、合理。

If the soil is poor or barren, or the country too small for its inhabitants, then turn to industry and arts, and trade these products for the foods that you need.... On a fertile soil—if you are short of inhabitants—devote all your attention to agriculture, because this multiplies people; banish the arts, because they only serve to depopulate the nation....

如果土壤贫瘠或没有产出，或者国家对居民而言太小，那么就转向工业和艺术，然后将这些产品换成你们需要的食品···在肥沃的土地上——如果你们缺少居民——那么就全身心的投入农业，因为这会繁殖人口；消除艺术，因为它们只会使国家衰落人口减少。

Soil desiccation is one of the key factors to influence the sustainable development of crop production on the Loess Plateau of China. So it has a great significance for the sustainable development of crop production to research the form and recovery of the dry layer of soil.

黄土高原的土壤干燥化是影响粮食生产可持续发展的关键因素之一，研究土壤干层形成和恢复对该地区粮食生产的可持续发展具有重要意义。

In this paper,the research history and status were summarized.The processes of soil nitrogen input,interior transformation and output,including litter return,fertilization,atmosphere desposition,ammonification nitrogen fixation,ammonification,nitrification,denitrification,plant uptake,NH 3 volatilization and NO 3- leaching,were introduced.Finally,the tendency of study on soil nitrogen...

本文综述了森林土壤氮素转化与循环的研究历程和现状；介绍了凋落物的归还、施肥、大气沉降、自生固氮、氨化、硝化、反硝化、植物吸收、NH3 的挥发、NO3 -淋溶等土壤氮素输入、转化和输出的途径和过程；最后从研究目标、研究方法、研究对象和研究内容 4个方面归纳了森林土壤氮素转化与循环的发展趋势。

The measurement of soil dielectric constant is critical to determine soil water content.

土壤介电常数是影响土壤含水率快速、准确和可靠测量的关键参数。

The principles and methods were introduced for measuring soil organic matter content with the aid of spectrum data diffusely reflected by the soil.

阐述了利用有机质的反射光谱特性对土壤有机质含量进行测定的原理及方法。

A combination of silty soil with dredged soil to enhance the geoenvironmental properties was investigated by series of laboratory tests involving adsorptivity and diffusibility which were mainly cared in clay liner of landfill.

等温吸附试验和扩散试验的结果表明：粉质粘土掺入疏浚土后，对金属离子的吸附能力得到增强，尤其对高价Cu2+的吸附能力显著提高，同时可以显著地降低Cu2+的扩散系数。

Soil thermal diffusivity is a key factor that affects the soil temperature.

土壤热扩散系数为土壤温度变化的一个重要因素。

The content of heavy metals in 5 groups of animals(snail, diplopod, Diestrammena marmorata ,bat guano and Orthomorpha) and that in the soil and water in cave is determined, and the accumulation coefficient of all animal groups and pollution index of soil in cave is studied.

对5个动物类群（螺类、马陆、斑灶马、蝙蝠粪和山蛩虫）、洞穴土壤和洞穴水的重金属含量进行了测定，研究了各动物类群的富集系数和洞穴土壤的污染指数并进行了评价。

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。