查询词典 soil

This Circular determines the position and functions of water and soil conservation and initiates a new prospect of the water and soil conservation and ecological environment rehabilitation in China.

明确了水土保持的地位和作用，开创了水土保持生态环境建设的新局面。

The interaction between the foundation and soil is taken into account in the numerical method, which can simulate the actual working mechanism of the dynamic equipment foundation and circumambience soil. Thus, the numerical method has the advantage of more accuracy and reliability over the specification method based on the single mass model.

数值方法考虑了基础和地基的相互作用，更能模拟动力设备基础及周围土体的实际工作机制，较基于单质点模型基础之上的规范方法有更高的精确性和更大的可信度。

The influences of the circumambience soil on the vibration of dynamic equipment foundation are simulated, which reveal that the circumambience soil has a remarkable effect on the foundation vibration and almost has no effect on the vibration of isolation platform.

模拟了动力设备基础周围土体对振动的影响，计算结果表明，动力设备基础周围土体对基础的振动影响较大，但对隔振台座的振动几乎没有影响。

Based on GIS and RS,land use data for 1965,1988,2003,which were got by digitizing relief map and classifying two landsat TM/ETM images,and soil data by digitizing soil map were used to estimate SCS hydrological model parameter.

在GIS支持下，以1965年西双版纳地形图及1988、2003年两期Landsat TM/ETM卫星影像获取的土地利用数据及实地土壤调查资料确定模型参数，通过分析CN值的变化来反映土地利用变化对径流的影响。

Research on relationship between crop drought and soil water retention and supply characters in hilly red clayey soil.

低丘红壤作物易旱与土壤持水供水特性的关系。

Then, an empirical formula of tensile strength of soil with the effects of dry density as well as water content is proposed, and the character of tensile stress-strain relationship of the clayey soil tested in this thesis.

同时，总结出了可以综合考虑干密度和含水率的抗拉强度计算公式，并且分析了本文所研究的粘性土的拉应力应变关系特征。

There is close relationship between soil productivity and soil structure in clayey paddy soils in the Pearl River Delta.

珠江三角洲粘质水稻土的肥力水平和产量水平与土壤结构特性密切相关。

Bring forward some ways of waterwoks reclamation in small towns: reclaim coagulator, used for structural material, used in refuse dump, utilize in soil etc, and it is strongly recommended that utilize for soil is a facility and energysaving way for most small towns.

无论是从环境保护的角度还是从资源利用的角度，给水污泥的土地利用都有其积极的意义，它将是一种简易而低能耗，适合我国大多数地区小城镇实际情况的污泥处置方式。

Because the scale of this kind of soil is not large, the embedding deepness and thickness is shallow, and the collapsibility is less or little, people don't regard the characteristics and collapsibility of this soil as important.

这种土一般分布在地表附近，具有一定的厚度，湿陷性相对较低，在地基勘查中往往将其视为一般粘性土处理，对黄土状土的特征、湿陷性等性质没有引起足够的重视，因而存在安全隐患。

The great effects of soil solution chemistry on soil colloid generation and deposition were detected.

通过对土壤胶体释放，沉积速率、解离效率和解吸因数等行为因子的定量解析，描述自然土壤胶体的释放、稳定、沉积／分配动力学和热力学行为，考察土壤水溶液pH／离子强度、胶体粒径因素对土壤胶体释放、分配沉积行为的影响。

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。