Understanding of the geological conditions under which oil and gas are formed came quickly from the data of oil exploration and inferences from the chemical compositionofpetroleum and natural gas.
石油和天然气勘探资料和对石油天然气化学成分的预测加速了人们对石油、天然气形成地质条件的了解。
2
The characteristics, composition, application and treating technologies of high sulfur petroleum coke are summarized, and the relevant Suggestions for the treating technologies are put forward.
综述了高硫石油焦的特性、组成、应用及后处理技术，提出了有关高硫焦后加工的建议。
3
Some unique characteristics of the composition and structure of the petroleum carboxylic acids in this crude oil were discovered.