american petroleum institute gravity
常见例句
- Crude oil is commonly classified as light, medium or heavy, referring to its gravity as measured on the American Petroleum Institute (API) Scale.
原油通常分爲輕型，中型或重型，所指的是對美國石油學會（API）嚴重程度的槼模衡量。
blog.sina.com.cn - The numerical result calculated by the formula for estimating the cetane number of distillate fuels from American Petroleum Institute (API) gravity and midboiling point.
用美國石油學會比重度和中沸點估算餾分燃料十六烷值公式計算得到的數值結果。
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