Journals
Publish with us
Publishing partnerships
About us
Blog
Advances in Civil Engineering
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Advances in Civil Engineering
/
2020
/
Article
/
Fig 2
/
Research Article
A Study of the Differences in the Gas Diffusion and Migration Characteristics of Soft and Hard Coal in High Gas Coal Seams
Figure 2
Percentages of soft coal and hard coal with particle sizes less than 6 mm in each coal seam.