A hydrometer used to determine the specific gravity of acid solutions.
比重计：量度液体或溶液的比重的仪器。
The requirement in accuracy for mechanical analysis with the hydrometer is presented also.
根据国内外资料提出了使用比重计法分析土颗粒的精度要求。
Hydrometer: An instrument used for measuring the specific gravity of a liquid or solution.
比重计：量度液体或溶液的比重的仪器。
A curve fitting and revising methods to solve hydrometer grain analysis is presented, and proved good satisfactory.
提出了密度计法颗粒分析试验的一种曲线拟合及修正方法，经验证效果较好。
In this article, we review three rapid methods to predict manure nutrient content, including hydrometer, conductivity meter and Near Infrared Reflectance Spectroscopy.
本文介绍了三种快速预测畜禽粪便肥料成分含量的方法，包括比重计测定法、电导仪测定法以及近红外光谱分析法。
Therefore, developing a thermometer and hydrometer with high precision, high stability and low cost has tremendous importance, will have extensive market in the near future.
因此，研制一种高精度、高稳定性、低成本的温湿度仪表将具有重要意义，必将拥有广阔的市场前景。
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；
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；
应用推荐