soil的例句大全

Soil particle composition, organic matter, pH, agricultural management measures and land use types had a certain influence on the content of soil phosphorus.

土壤颗粒组成、有机质、pH值、农业管理措施和土地利用方式对土壤磷素含量都有一定影响。

The content of soil heavy metals and shallow underground water quality were not greatly influenced by making use of the renovated water for irrigation.

使用再生水对土壤中重金属含量及示范区浅层地下水水质未造成明显影响。

The content of soil nitrate nitrogen was the least in the treatment of 30 cm subirrigation pipe depth with prevention film.

在不同渗灌管埋深处理中以30cm埋深且渗灌管下有防渗槽的处理，其硝态氮在表层积累最少。

Stover decreased the content of soil salt and the soil EC, but it decreased rape yield under no chemical fertilizer.

秸秆能够降低土壤EC值和各种盐分离子的含量。

The content of soil available P and rapidly available K in subsoil in these two reforested patterns are lower than in farmland.

两种退耕还林模式表层土壤速效P和速效K含量均低于农耕地。

With less than 240 kg/ ha nitrogen applied, the content of soil microbial biomass nitrogen ( increased) along with nitrogen addition increasing.

当施氮量小于240kg/hm2时，随施氮量增加，土壤微生物量氮含量增加。

Cause analysis of the non-uniform settlement of an office building in soft soil area

软土地区某办公楼地基不均匀沉降原因分析

The storage and dominants of viable seeds in soil seed banks of the typical karst secondary forests in southeastern Yunnan were studied by using greenhouse germination methods and transect soil sampling method.

采用样线取样与温室萌发实验相结合的方法，调查了滇东南典型岩溶山地次生林的土壤种子库储量及其优势成分。

Calculation on the Critical Thickness of the Layer of Soil Against Pressure Water of Pit

带承压水的基坑隔水土层的临界厚度计算

Theoretical Analysis on Penetrating Coefficient of Soil

土壤渗透系数的理论分析

A theoretical formula determining the coefficient of earth pressure at rest for cohesionless soil

确定无粘性土静止土压力系数的一个理论公式

A Theoretical Analysis of Stress Between Anchor Jacked Pile and Soil

锚杆静压桩桩土作用力的理论分析

Based on Biot's theory of consolidation, the pressure tunnel with partial sealing in saturated soil is investigated by developing the partial sealing boundary conditions.

基于Biot固结理论，研究分析了饱和土体中半封闭压力隧洞问题，建立了压力隧洞的半封闭边界条件。

Based on the Terzaghi's theory of consolidation, it is used to derive, directly from the time-compression curve of soil, the coefficient of consolidation which controls the rate of dissipation of the excess pore pressure.

按照Terzaghi固结理论，直接从土体压缩时间过程定出控制孔压消散速率的固结系数，暗含固结度Uσ和压缩度Uε等同的假设。

THE THEORY OF DISPERSION AND THE DETERMINATION OF DISPERSION COEFFICIENTS On the basis of theoretical analysis the formula for calculating the solute hydrodynamic dispersion of unsaturated soil is also attained.

对于一维非饱和弥散实验，在分析溶质的水动力弥散理论的基础上，推导出求解非饱和土壤水动力弥散系数Dsh（θ）的计算公式。

By the analysis of the existing investigation data and the case history of the foundation scheme of the city telecommunication synthetic building, this paper states the good engineering properties and potentiality of foundation soil.

本文通过秦皇岛市区以往勘察资料的分析和市电信综合楼地基方案的工程实例，论述了该土层良好的工程性质和地基潜力。

Vertical variation of soil environmental characteristics in suburban development zones

城郊新建开发区土壤环境特征垂直变化分析

Applicable for breaking up the clods of heavy soil after furrow and removing stubbles before furrow on light and middle soil.

双折翼液压偏置中耙适用于粘重土壤的耕后碎土以及轻中质土壤的“以耙代耕”耕前灭茬。

The growth situation and plant physiology of cotten and the moisture content and temperature of both heavy soil and sandy soil are researched in this paper.

通过对重壤土和沙壤土两个不同类型的棉田生长状况、植物生理状况和土壤水分状况及土壤温度的研究。

The reason for these phenomena was probably the co-operation of the precipitation, temperature, litter fall and soil microbes.

降雨、温度、凋落物、植物根系以及微生物的活动等因素可能是鼎湖山混交林土壤pH值季节动态变化的主要因素。