open pit उदाहरण वाक्य

उदाहरण वाक्य

1. Pre-open pit mining began in 1863 by Comstock Lode miners.
2. Pebble West would probably be mined as an open pit.
3. Together they are termed generically as the Nchanga Open Pits.
4. It is also an open pit mine and produces copper.
5. The collapse occurred Friday at the Shinkolobwe mine, an open pit honeycombed with tunnels.
6. Open pit mining started at the Rowe mine in 1912.
7. First the clay was extracted from open pits or mines.
8. The open pit mine has operated over historic underground gold mine workings since 1988.
9. Barless cages and open pits display baboons, penguins, flamingos, and other exotic species and birds.
10. Mining is carried out in an open pit operation.