But because each gallon of gasoline also generates external pollution costs, the total cost of that last gallon produced is higher than its value to consumers.
但是因为每加仑汽油包含了大量的污染成本，当市场达到平衡的时候，其生产成本是高于市场价格的。
2
Through it, octane value of gasoline, cetane value of diesel oil, aromatics and sulphur contents in fraction oil can be calculated.
用此方法可以计算汽油的辛烷值、柴油的十六烷值、馏分油中芳烃和硫含量。
3
A term numerically indicating the relative antiknock value of a gasoline.