unsaturated zone

For the unsaturated zone, soil vapor extraction techniques have proven to be effective.

对于水不饱和性区域，土壤的蒸汽抽提技术被证明有效。

In studying the soil water movement in the oasis zone wong the margin of the desert, we have found that the moisture distribution is discontinuous at the boundary surface of unsaturated zone as well as inhomogeneous zone.

在研究沙漠边缘绿洲地带土壤水分运移的过程中，发现了包气带非均质土层界面处，土壤水分布不连续性的特征。

Discussing into Measuring Parameters of Unsaturated Zone by Neutron Moisture Meter

对利用中子测水技术测定非饱和带参数的探讨

Groundwater vulnerability results from reaction environmental geochemistry effect in aquifer and soil structure in unsaturated zone.

地下水脆弱性主要是由含水层中的环境地球化学效应和包气带土壤结构效应共同作用的结果.

The landslide early warning could base on the study on lag characteristic and rainfall threshold, by the use of rainfall information. ( 5) The backwater amount in unsaturated zone in landslide was estimated.

通过潜水位对降雨的滞后响应特征以及降雨阈值的分析，提出利用降雨信息对滑坡进行提前预警；（5）对滑体中非饱和带滞水量进行了估算。

Monitor Research on Diurnal Variation Characteristics of Vertical Water Content Experiment in Unsaturated Zone

包气带垂向含水率日变化特征试验研究

Air Pressure Fluctuation Induced by Sea Tide in a Coastal Unsaturated Zone Covered with a Layer of Lower Permeability

海潮引起的临海地区低渗透性覆盖层下包气带中的气压波动

A Study of Biogeochemistry and Nitrogen Transform in the Unsaturated Soil Zone

包气带土体生物地球化学特征与氮转化研究&以河北平原正定试验场剖面为例

Research on dynamic release of residual oil in unsaturated zone

包气带中残油动态释放实验研究

Effect of Denitrification on Transformation in the Unsaturated Zone of Soil

包气带土体反硝化作用对NO3~-转化的试验研究