Dissolution of Tuff Filling and Its Effects on the Porosity of the Coal-formed Gas Reservoir in the Suligemiao Area of the Ordos Basin是什么意思_Dissolution of Tuff Filling and Its Effects on the Porosity of the Coal-formed Gas Reservoir in the Suligemiao Area of the Ordos Basin在线翻译_英语_读音_用法_例句