[Help] Definition needed for some very basic Geotechnical terms.

[zonoiko]

Here are those. Thanks in advance.

[li]Normally compressed[/li]
[li]Normal compression line[/li]
[li]Isotropically compressed[/li]
[li]Isotropically compression line[/li]
[li]Mean effective stress[/li]
[li]Equivalent effective stress[/li]
[li]Compression plane[/li]
[li]Generalized Strain[/li]
[li]Difference between expansion and dilation[/li]