gassy mine
短語詞組
- gassy outburst mine 高突礦井
- gassy y mine 瓦斯礦
- highly gassy mine 高瓦斯礦井
- slightly y gassy mine 低級瓦斯礦
- second category gassy mine [礦業(yè)]二級瓦斯礦
- first category gassy mine 一級瓦斯煤礦
- low gassy mine 低瓦斯煤層
- very gassy mine 超級沼氣礦
- slightly gassy mine 低級瓦斯礦 返回 gassy mine