soil compaction

Experimental research on alfalfa soil compaction by mowing machine;

割草机对苜蓿地土壤压实的试验研究

Experimental research of soil compaction by wheat reaping machine in no-tillage field;

小麦收割机对免耕地土壤压实的试验研究

Spatial-temporal variability of reclamation soil compaction in coal mine region

煤矿区复垦土壤压实时空变异特征

The MASW method used in soil compaction study;

多道面波分析方法在测量土壤压实度方面的应用研究

A real-time measuring system of soil compaction;

车载行进式农田土壤压实度实时测量系统

Soil compaction is a natural phenomenon which causes atmosphere and water to be not able to flow freely in soil because of the losing of pores among soil granules.

本文旨在寻找测量土壤压实度的新方法。

Experiment Research of Alfalfa Soil Compaction by Mowing Machine;

割草机对苜蓿地土壤压实的试验研究

Vibratory Acceleration and Soil's Compaction Status Connection Analysis

振动加速度与土壤压实状况关系分析

The Research on Metrical Equipment of Soil Compaction Based on Conceptual Design;

基于概念设计的土壤压实测量装置研究

The MASW method used in soil compaction study

多道面波分析方法在测量土壤压实度方面的应用研究

Aeration porosity is more sensitive than total and capillary porosity to reflect soil compaction degree.

与总孔隙度和毛管孔隙度相比,通气孔隙度在反映土壤压实时更为敏感。

Soil compaction often makes soil structure destroying and soil degrading.

土壤的压实往往造成土壤结构的破坏和土壤的退化。

Preliminary Study on Physical Properties of Soil Compact in Land Consolidation in Loess Plateau

黄土区土地整理压实土壤物理性状的初步研究

Effect of Heavy Machinery Operation on Soil Aggregates Character in Phaeozem Region

机械压实对黑土区耕作土壤团聚体特征的影响

Study on Compaction Effects during Soil Water Characteristic Curve Measurement;

土壤水分特征曲线测定过程中的压实效应研究

Experiment and application on new technology for compacted soil irrigation with punching machines

冲压机械密实土壤灌溉节水新技术试验及应用

Effects of controlled traffic tillage on soil physical properties

固定道压实对农田土壤物理性状的影响

A Simulating Devices of Arable Soil Compaction

一种模拟农田土壤机械压实装置的研究

Effect of Antecedent Moisture Content on Soil Structure Compacted by Machinery

前期含水量对机械压实土壤结构特征的影响

Comparative Experiment of Finger Flow of Homogeneous Soil and Layered Soil

均质土壤及层状土壤的指流对比实验

automatic soil-Marshall compactor

自动土壤-马歇尔击实仪

Theoretical and Experimental Study on Heat and Moisture Transfer in Soil and Ground-Source Heat Pump;

土壤热湿传递与土壤源热泵的理论与实验研究

STUDY ON HEAT EXCHANGE PERFORMANCE OF GROUND HEAT EXCHANGERS IN THE WATER-RICH SOIL AREAS

富水土壤地区土壤换热器换热性能的实验研究

The Experimental Study on Unconfined Compressive Strength of Soil Stabilizer;

土壤固化剂无侧限抗压强度试验研究