petroleum spring मीनिंग इन हिंदी

उदाहरण वाक्य

1. Petroleum has mostly been recovered by oil drilling ( natural petroleum springs are rare ).
2. There were petroleum springs at Kordzot, deposits of lignite at Sivan ( now Avnik village in Bing�l ) and Nurduz, several hot springs at Zilan Creek and Julamerk ( Now Hakkari ).