bituminous rock造句
例句與造句
- The exploitation of bituminous rocks and natural seep deposits dates back to paleolithic times.
- In many cases, these early pavings were made from naturally occurring " bituminous rock ", such as at Ritchie Mines in Macfarlan in Ritchie County, West Virginia from 1852 to 1873.
- Operations and land acquisitions continued to expand over the next twenty years; encompassing expanded lime production, cattle and milk cows, bituminous rock mining, tan oak bark ( used in leather tanning ), grain and fruit.
- It's difficult to find bituminous rock in a sentence. 用bituminous rock造句挺難的