gas seam meaning in Chinese
瓦斯层
Examples
- Investigation of the tunnel layout way at high gas seam group mining area
高瓦斯煤层群采区巷道布置方式的探讨 - Principles and applications of exploitation of coal and pressure relief gas in thick and high - gas seams
高瓦斯特厚煤层煤与卸压瓦斯共采原理及实践