比重计：量度液体或溶液的比重的仪器。
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。
Hydrometer: An instrument used for measuring the specific gravity of a liquid or solution.
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.
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。
The requirement in accuracy for mechanical analysis with the hydrometer is presented also.
与比重计法测定结果的对比分析表明，显微图像分析法是可靠的。
Compared with the testing result of densimeter method, it is shown that the testing result of microscopic image analysis method is credible.
这些气体在大气中停留多年，吸收大量辐射，比重计算得出，比二氧化碳的影响要大很多倍。
These stay in the atmosphere for years, absorb a lot of radiation and, weight for weight, have many times the impact of carbon dioxide.
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。
In this article, we review three rapid methods to predict manure nutrient content, including hydrometer, conductivity meter and Near Infrared Reflectance Spectroscopy.
记录式或非记录式的液体比重计及类似的浮子式仪器、温度计、高温计、气压计、湿度计、干湿球湿度计及其组合装置。
Hydrometers and similar floating instruments, thermometers and pyrometers, barometers, hygrometers and psychrometers, recording or not, and any combination of these instruments.
记录式或非记录式的液体比重计及类似的浮子式仪器、温度计、高温计、气压计、湿度计、干湿球湿度计及其组合装置。
Hydrometers and similar floating instruments, thermometers and pyrometers, barometers, hygrometers and psychrometers, recording or not, and any combination of these instruments.
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