claystone造句
2024年05月24日 01:13:59
Vanadium seldom forms mineral deposit. It is mainly exist in vanadium titanomagnetite coal gangue and
claystone.
釩一般很少單獨形成礦床, 它主要賦存于釩鈦磁鐵礦、石煤礦、粘土巖中.
Coupled unsaturated flow in
claystone has high effect on strength and stability of underground engineering.
非飽和滲流、應力耦合行為是影響粘土類工程巖體的強度和穩(wěn)定性的重要因素.