石油密度计 meaning in Chinese

hydrometerph

Specification for petroleum hydrometer
石油密度计技术条件
Petroleum densimeter of crisp - proof
仿苏型石油密度计
Crude petroleum and liquid petroleum products - laboratory determination of density - hydrometer method
原油和液体石油产品.密度的实验室测定.石油密度计法
Liquefied petroleum gas and light hydrocarbons - determination of density or relative density - pressure hydrometer method
液化石油气和轻质烃类.密度或相对密度的测定.压力石油密度计法
Liquefield petroleum gas and light hydrocarbons . determination of density or relative density . pressure hydrometer method
液化石油气和轻质烃类.密度或相对密度的测定.压力石油密度计法

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