A new perimeter control blast design concept for underground metal-nonmetal drifting applications
I tiakina i:
| Ngā kaituhi matua: | , , |
|---|---|
| Hōputu: | Pukapuka |
| Reo: | Ingarihi |
| I whakaputaina: |
Pittsburgh
Department of Health and Human Services
2013
|
| Rangatū: | Report of Investigations 9691
|
| Ngā marau: | |
| Ngā Tūtohu: |
Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!
|
Me noho koe te mea tuatahi ki te waiho tākupu!