api hydrometer 中文意思是什麼
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Standard test method for specific gravity, api gravity, or density of cutback asphalts by hydrometer method
用比重計法測定稀釋瀝青比重api比重或密度的標準試驗方法 -
Standard test method for density, relative density specific gravity, or api gravity of crude petroleum and liquid petroleum products by hydrometer method
比重計法測定原油和液態石油產品的密度相對密度和api燃油比重 -
Standard test method for api gravity of crude petroleum and petroleum products hydrometer method
原油和石油產品api比重的標準試驗方法
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