thin seam मीनिंग इन हिंदी

उदाहरण वाक्य

1. Thin seams opened up on the street.
2. Miners working in thin seams or when undercutting the coal had to lie on their side in cramped conditions.
3. They are excessively variable in their mineralogical composition, and very often alternate in thin seams with biotite hornfels and indurated quartzites.
4. There are thin seams of poor quality coal to the north of the island which have been used over the years.
5. They take down every tree, scrape off the vegetation, then blow the top off mountains so they can mine the thin seams of coal inside.
6. Coal mines became difficult to operate in the area due to mine flooding and the costs of pumping excessive water, and due to thin seams of coal.
7. The complex geology and thin seams gained the field notoriety and three underground explosions, in 1893, 1895 and 1908 were amongst the first attributable solely to airborne coal dust.
8. It was here he made his second great discovery; in 1801, he demonstrated that'Black-band Ironstone,'( typically found with a thin seam of inferior'wild Coal') could be used to economically produce iron.
9. The men often had to lie on their backs in water, using a handpick or short-handled shovel to get at a thin seam of coal under a ledge of rock ."
10. Starting with one small colliery in 1905 his expertise with electrically driven cutters that could mine thin seams enabled him to systematically acquire a range of businesses across the south Wales coalfields.