Owing to its rich deposit in oil, petroleum industry has become one of the most important industries of the province, with many oil fields and refineries.
由于该省石油蕴藏量丰富，石油工业已成为该省最重要的工业主一，油田和炼油厂比比皆是。
2
A hydrocarbon deposit, such as petroleum, coal, or natural gas, derived from living matter of a previous geologic time and used for fuel.
碳氢化合物的沉淀，如石油、煤、天然气等，由古代生物衍生而成，经过开发后用作燃料。
3
The thin biolimestone was an important petroleum exploration area that was ignored in continental deposit basin.