open cast working वाक्य
"open cast working" हिंदी में open cast working in a sentenceउदाहरण वाक्य
- There is some open cast workings at Mount View.
- In the Blaenau Ffestiniog area, most of the workings were underground as the slate veins are steeply angled and open cast workings would require the removal of a massive amount of rock to gain access to the slate.