Screen Library缓倾斜煤层采场〓岩平衡情况探讨
Saved in:
| Main Authors: | |
|---|---|
| Published: |
矿业学院
|
| Publisher Address: | 北京 |
| Publication Dates: | 1963 |
| Literature type: | Book |
| Language: | Chinese |
| Subjects: |
缓倾斜煤层-煤矿开采
> 研究
煤矿开采-缓倾斜煤层
> 研究
|
| Carrier Form: | 8页: 图 ; 26cm |
| Index Number: | TD823 |
| CLC: | TD823.21 |
| Call Number: | 469.15/8160 |