sapropel-type kerogen

例句：

1. 1.The oil shale-type bitumen is a promising source of renewable energy.
   生油母质型沥青是可再生能源的一个有希望的来源。
2. 2. The oil shale-type bitumen has been used in the production of diesel fuel.
   生油母质型沥青被用于生产柴油燃料。
3. 3. The oil shale-type bitumen is mined from the earth's crust and can be processed into various products.
   生油母质型沥青是从地球的地壳中开采出来的，可以被加工成各种产品。