soil density的例句大全

Soil organic carbon density of 4 forest types in Jinyun mountain of Chongqing

重庆缙云山典型林分土壤有机碳密度特征

when the density of transplant is 14.3 holes per centare, applying fertilizing of super wide spacing planting will have advantages of increasing rice yield on cold water paddy soil.

冷浆型水稻土上种植水稻，插秧密度为每平方米14.3穴以上时，采用超稀植施肥法有利于提高产量。

test of gain composition, soil content, soil block content, apparent density and crush index of pebble

卵石颗粒级配、含泥量、泥块含量、表观密度、压碎指标检验

test of fineness modulus of sand, soil content, soil block content and apparent density

砂细度模数、含泥量、泥块含量、表观密度检验

quick measuring method on the max. dry density of soil and optimum moisture content rate

土的最大干密度和最优含水率快速测定法

the concept and measuring methods of loose dry density for soil and lime were presented.

提出了土和石灰松干密度的概念及其试验测定方法，并将其应用于石灰土的体积含灰比到质量含灰比的换算。

the numerical solutions of maximum dry density and optimum water content of soil

确定土的最大干密度和最优含水率的数解法

the soil bulk density and soil porosity of triangular spacing was between the formers.

在不同时间段，同一配置模式下林地间的土壤容重与孔隙度也有一定差异；

standard specification for in-place density and moisture content of soil and soil-aggregate by nuclear methods (shallow depth)

标准规格为在就地密度和水分含量的土壤和土壤集料由核子法（浅层）

standard test method for density and unit weight of soil in place by the rubber balloon method

用橡胶气球法测定现场土壤密度和单位重量的试验方法

ice content or initial water content and dry density are the factors that control the strength of unsaturated frozen soil.

冻土的强度是由土颗粒与冰的结合强度所决定，冰含量（或初始含水量）和干容重是非饱和冻土强度的主要影响因素。

confirming the maximum dry density of oversized coarse grained soil by using subsection method

分段法确定无粘性超粒径粗粒土最大干密度

the variation of the parameters is modeled by multivariate probability density function proposed by freeze, and the dynamic characteristics of soil are studied by monte carlo technique.

这些参数的变异性将通过Freeze提出的多变量概率密度函数来建立模型，通过Monte-Carlo技术对土的动力特性进行研究。

research on regular compaction curves and maximum dry density of composite stabilized silt soil subbase

综合稳定粉砂土底基层压实度规律曲线和最大干密度的研究

determination of the maximum dry density of soil under exceptional condition

特殊情况下土方最大干密度的确定

the maximum dry density of 5. 7% saline soil is the biggest value and the optimum water ratio decreases with salt content.

含盐量为5.7%时最大干密度最大，最优含水率随含盐量的增加而减小。

their community and individual density of soil fauna decreased with the soil depth increasing.

但两者种群密度和类群均随着土壤剖面加深而递减。

the limit is the largest density of the vegetation community when soil water consumption is equal to or lower than soil water supply in the root zone soil layers from which plant roots can take and utilize water on an annual basis under modern management conditions.

它是指在较长时期内，在现有的条件下，当植物根系可吸收和利用土层范围内土壤水分消耗量等于或小于土壤水分补给量时，所能维持特定植物群落健康生长的最大密度。

relationship between sandy soil specific penetration resistance p_s and relative density d_r

砂土比贯入阻力P s与相对密度D r的关系

estimation of relative density of sandy soil by normalized spt-n blow count

用归一化标准贯入N值估算砂土的相对密度