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
/
2021
/
Article
/
Tab 3
/
Research Article
Influencing Factors’ Analysis of Disturbance Degree of Key Stratum Based on the Response Surface Method
Table 3
Three factors and three levels’ design.
Factors
Levels
−1
0
1
Mining height (
M
) (m)
1
3
5
Buried depth (
D
) (m)
300
500
700
Interlayer spacing (
H
) (m)
20
40
60