查询词典 properties of soil

Compared with hole-planting, the cropping pattern of row-planting was in favor of germination and tiller of banana dasheen, and was beneficial to the improvement of permeating conditions and physicochemical properties of soil, so as to increase banana dasheen yield.

结论］行栽的种植模式较窝栽有利于芭蕉芋的萌发和分蘖，有利于改善土壤的通透条件及理化性质，从而增加芭蕉芋的产量。

Spatial heterogeneity is one of the important properties of soil.

空间异质性对生态学系统的功能和过程有重要的影响，空间异质性的改变反映生态学功能和过程的变化〔1-4〕。

The study on the attenuation law with statistic analysis and dimension analysis reveals that the attenuation index, closely relative to the properties of soil mass, can be expressed as a third order polynomial of vibrating frequency f.

用统计分析和量纲分析的方法研究了强夯振动的衰减规律，发现强夯振动衰减指数与场地岩土体的性质密切相关，可表示为振动频率的三次多项式的形式，为强夯振动的频域分析以及利用强夯振动研究岩土体的性质奠定了基础。

Soil permeability is one of the important physical properties of soil and important component of the ecological benefits.

土壤渗吸性能是土壤重要的物理特征之一，是生态效益的重要组成部分。

The pressure attenuation of stress wave and the effect of blasting load on ground concrete structure in soil and rock blasting were investigated using LS_DYNA procedure in the aspect of mechanical properties of soil and rock, location of the goal and the explosives, as well as the rarefaction waves of air etc.

利用LS_DYNA程序，从岩土本身的力学性能、目标与炸药的位置、空气稀疏波的影响等多个角度出发，研究了岩土爆破中应力波的压力衰减以及爆破对地表混凝土结构物的影响，得到了其中的规律，为建筑结构的防护提供了一些思路与依据。

Mechanism of soil stabilizer is introduced. In view of the properties of soil stabilizer and different

本文介绍了土体固化剂的研究现状，总结了固化剂的固化机理。

Mechanical properties of soil including resistance to pressure, shearing, and deformation, internal pressure in relation to soil moisture content were studied with model experiment of paddy soils in rice stubble field and in wheat stubble field under laboratory condition.

在实验室条件下，模拟稻茬和麦茬两种土壤状况，研究了抗机械强度、变形性质和内压力三者与土壤含水量的关系。

The soil pH was found to be the main factor affecting BR formation of 14 C\|metsulfuron methyl among the basic properties of soil.(2)During the whole periods of the incubation,the 14 C\|BR of 14 C\|metsulfuron methyl in soils was mainly distributed in fulvic acid and humin.The relative percentage of 14 C\|BR in fulvic acid was higher than in humin,while the content of the 14 C\|BR distributd in humic acid only account for less than 1% of applied amount.

土壤pH是14 C 甲磺隆在土壤中形成BR的主要影响因子。14 C -甲磺隆在各类土壤中的14 C BR的最大值分别占引入量的 48 5%、46 5%、52 6%、1 9 3 %、49 7%、42 0 %和 46 5%；( 2 )在整个培养试验过程中，14 C 甲磺隆在 7种不同类型土壤中的14 C BR ，主要分布在富啡酸和胡敏素中，前者中的相对百分比大于后者，而在胡敏酸中的相对百分比较小。

Preliminary study on mechanical properties of soil was done by PFC3D numerical simulation through endowing appropriate micro-properties.

通过大量的颗粒流数值试验，从细观力学角度对砂土的工程力学特性进行了初步的模拟研究。

ABSTRACT Mechanical properties of soil stabilized cement made from kiln ash, which consists of clinkers made from kiln ash only or the kiln ash with CaSO4-CaF2 compound mineralizer and certain amount of gypsum are studied. Moreover, the effects of burning temperature and gypsum content on the strength of the stabilized soil with kiln ash cement have been researched.

摘 要 研究了用纯窑灰、掺CaSO4-CaF2复合矿化剂的窑灰烧熟料与适量石膏混合配制的窑灰水泥稳定土的力学性能，并探讨了烧温度和石膏掺量对窑灰水泥稳定土强度的影响。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。