optical detection meaning in Chinese

光检测
光探测
光学检测
光学探测

Standard test method for cloud point of petroleum products optical detection stepped cooling method
石油制品始凝点的标准试验方法
Test method for cloud point of petroleum products - optical detection stepped cooling method
石油产品始凝点的试验方法.光学检测逐级降温法
Test method for determination of the maximum flocculation ratio and peptizing power in residual and heavy fuel oils optical detection method
测定剩余和重燃料油的最大絮凝率和胶溶能力的试验方法
Standard test method for determination of the maximum flocculation ratio and peptizing power in residual and heavy fuel oils optical detection method
测定残余燃料油和重燃料油中最大絮凝率和胶溶能力的标准试验方法
Standard test method for determining stability and compatibility of heavy fuel oils and crude oils by heavy fuel oil stability analyzer optical detection
用重燃料油稳定分析仪测定重燃料油和原油的稳定性和可混用性的标准试验方法

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