soil-footing contact

By the method of OECD filter paper contact, this paper studied the effects of applied rare earth elements on soil fauna community structure and their ecological toxicity to Holotrichia parallela in bean field.

采用土施法和OECD推荐的滤纸接触法研究了稀土（ReCl3.6H2O）对豆田土栖动物群落结构的影响以及稀土对蛴螬的生态毒性。

Two methods ( the contact filter paper method and natural soil method) were used to study the acute toxicity of chlorpyrifos to earthworms.

采用滤纸接触法和自然土壤法研究了毒斯乐对自然蚯蚓的急性毒性。

Model of Three Dimensional Constant Thickness Contact Interface Element between Plate and Soil and Its Application

板-土三维等厚接触单元模型及其应用

Elastic analysis for soil-foundation interaction by using a nonlinear contact force element model

非线性接触力学模型在地基-基础相互作用弹性分析中的应用

A new simulation strategy using the Discrete Element Method ( DEM) based on spherical particle contact mechanics to tillage soil dynamics was proposed.

提出了采用基于颗粒接触力学原理的离散元法对耕作土壤动力学问题进行数值模拟的新思路。