abandoned coal mine
常見例句
- This used to be a coal mine, but it's abandoned now.
這兒曾經(jīng)是個礦井，但已經(jīng)被廢棄了。 - Three years of research at an abandoned coal mine in Argonne, Illinois.
在伊利諾州市的一個廢棄煤礦的三年研究取得了成果。
8875.org - In the progress of tunnelling of track dip in No. 9 coal of Kangda mine at Xingtai, defective sectors such as abandoned old goaf are possible to be encountered.
邢臺康達煤礦9煤軌道下山掘進過程中，可能會遇到廢棄老空區(qū)等不良地段，將面臨松散破碎圍巖條件下的支護難題。 返回 abandoned coal mine