例句與造句

1. Vegetation may be burned periodically to maintain high species diversity and frequent burning of surface fuels limits fuel accumulation.
2. It models vegetative fuel either by explicitly defining the volume of the vegetation or, for surface fuels such as grass, by assuming uniform fuel at the air-ground boundary.
3. "In general, fire removes older vegetation, reducing surface fuel accumulations and greatly reducing the chances of a crown fire, " a type of blaze that races through the tops of tress with explosive force, said Michael Hilbruner, a U . S . Fire Service ecologist.
4. It's difficult to find surface fuel in a sentence. 用surface fuel造句挺難的