...• 沉降原理(Stocks law, 史托克斯定律) :比重计法 (hydrometer method)、吸管法(pipette method) 比重计法(hydrometer method) • 首先将胶结物质去掉(有机物、铁铝氧化物、盐類),以分 散剂将土壤粒子分散,将分散之土壤粒子悬浮在1 Liter沈 降筒内自然沈降...
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...密度计法 英文名称: Crude petroleum and liquid petroleum products - Laboratory determination of density - Hydrometer method 页数: 8 采用标准: DIN EN ISO 3675-1999,IDT;BS EN ISO 3675-1998,IDT;EN ISO 3675-1998,..
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... syringe hydrometer 吸管式比重计... hydrometer method 比重法 hydrometer calibration 比重计校准 ...
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Pressure hydrometer method 压力石油密度计法
Three conventional methods for measurement of petroleum density are described in the present paper. They are pycnometer method, hydrometer method and digital densimeter method.
本文介绍了三种测定石油密度的方法,传统的密度计法和密度瓶法及现代的数字密度计法。
This paper offers a hydrometer method for determining size distribution of ultra-fine particle in coal water slurry and discusses its mechanism, operation procedures and date calculation.
提出了水煤浆中超微细颗粒粒度的比重计检测方法;
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