exploratory drill hole造句

例句与造句

1. Kersey said in its June quarterly report it had found low-grade nickel in exploratory drill holes on its ground.
2. Diamond Fields said yesterday said ran exploratory drill hole in an area known as the Eastern Deeps has expanded a key boundary of the find to 1, 400 meters from 900 meters.
3. The Vancouver, British Columbia-based mining company said an exploratory drill hole in an area known as the Eastern Deeps resulted in the expansion of a key boundary of the find to 1, 400 meters from 900 meters.
4. It's difficult to find exploratory drill hole in a sentence. 用exploratory drill hole造句挺难的