petroleum products的用法和樣例：
例句
- All of these are based on petroleum products.
而這些都是用石油產(chǎn)品作原料的。 - Crude oil can be refined into various petroleum products.
原油可煉制成各種石油產(chǎn)品。 - Despite declining demand in the U.S., the thirst for petroleum products -- above all diesel -- continues apace in much of the developing world.
盡管美國的需求出現下降，但多數發(fā)展中國家對柴油等成品油的渴求并未放緩。
