hydrometer

简明释义

英[haɪˈdrɒmɪtə(r)]美[haɪˈdrɑmɪtər]

n. 液体比重计；浮秤

英英释义

单词用法

同义词

反义词

例句

1.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；

2.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；

3.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。

4.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。

5.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。

6.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。

7.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。

8.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。

9.Consecutive thing you will have to get is a saltwater mix and a saltwater hydrometer.

连续的事情你将不得不是一个海水混合和盐水比重。

10.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。

11.To measure the specific gravity of a liquid, you can use a hydrometer (比重计).

要测量液体的比重，你可以使用一个hydrometer（比重计）。

12.The winemaker checked the sugar content in the grape juice with a hydrometer (比重计).

酿酒师用hydrometer（比重计）检查葡萄汁中的糖分含量。

13.A hydrometer (比重计) is essential for brewing beer to ensure proper fermentation.

在酿造啤酒时，hydrometer（比重计）是确保正确发酵的必备工具。

14.In aquariums, a hydrometer (比重计) helps maintain the right salinity levels.

在水族箱中，hydrometer（比重计）有助于保持适当的盐度水平。

15.You should calibrate your hydrometer (比重计) before taking any measurements.

在进行任何测量之前，你应该校准你的hydrometer（比重计）。

作文

A hydrometer is an instrument used to measure the specific gravity of liquids. It is a simple yet effective tool that can be utilized in various fields, including chemistry, brewing, and even in aquariums. The principle behind a hydrometer is based on Archimedes' principle, which states that an object submerged in a fluid experiences a buoyant force equal to the weight of the fluid displaced. This allows the hydrometer to float at a certain level depending on the density of the liquid it is placed in. In the field of brewing, for instance, a hydrometer plays a crucial role in determining the sugar content of the wort before fermentation. By measuring the specific gravity of the wort, brewers can estimate the potential alcohol content of the beer once fermentation is complete. This is essential for ensuring that the final product meets the desired specifications and quality standards. Furthermore, by taking readings during fermentation, brewers can monitor the progress of the fermentation process and make necessary adjustments as needed. Aquarists also find hydrometers invaluable when maintaining the health of their aquatic environments. In saltwater aquariums, for example, it is vital to monitor the salinity levels, as different species of fish and corals thrive in specific salinity ranges. A hydrometer allows aquarists to measure the density of the water, which correlates directly to its salinity. By keeping these levels in check, aquarists can ensure a healthy habitat for their aquatic life. The construction of a hydrometer typically involves a sealed glass tube with a weighted bulb at one end. The scale on the hydrometer is calibrated to provide readings of specific gravity. When the hydrometer is placed in a liquid, it sinks to a level that corresponds to the density of that liquid. The higher the density, the further the hydrometer will float. Conversely, in less dense liquids, the hydrometer will sink deeper. This visual representation makes it easy for users to read and interpret the results quickly. While the traditional glass hydrometer is widely used, there are also digital versions available that provide more precise measurements and easier readability. Digital hydrometers often come equipped with additional features such as temperature compensation, which can enhance accuracy, especially in varying environmental conditions. Regardless of the type, understanding how to properly use a hydrometer is essential for anyone working with liquids where density measurements are important. In conclusion, the hydrometer is an essential tool across various industries, providing critical information about the density of liquids. From brewing beer to maintaining aquariums, understanding how to use a hydrometer can significantly impact the quality and success of the processes involved. As technology continues to advance, the hydrometer remains a fundamental instrument, showcasing the importance of scientific principles in everyday applications.

水密度计是一种用于测量液体比重的仪器。它是一个简单而有效的工具，可以在多个领域中使用，包括化学、酿酒，甚至在水族馆中。水密度计的原理基于阿基米德原理，该原理指出，浸没在流体中的物体会受到等于其排开的流体重量的浮力。这使得水密度计能够根据其所放置液体的密度浮动在某个水平。 例如，在酿酒领域，水密度计在确定发酵前麦汁的糖分含量方面起着至关重要的作用。通过测量麦汁的比重，酿酒师可以估算出发酵完成后啤酒的潜在酒精含量。这对于确保最终产品符合所需的规格和质量标准至关重要。此外，通过在发酵过程中进行读数，酿酒师可以监测发酵过程的进展，并根据需要进行必要的调整。 水族爱好者在维护其水生环境的健康时也发现水密度计是不可或缺的。在海水水族馆中，例如，监测盐度水平至关重要，因为不同种类的鱼和珊瑚在特定的盐度范围内茁壮成长。水密度计允许水族爱好者测量水的密度，这与其盐度直接相关。通过保持这些水平的稳定，水族爱好者可以确保水生生物的健康栖息地。 水密度计的构造通常涉及一个封闭的玻璃管，一端有一个加重的球体。水密度计上的刻度经过校准，以提供比重的读数。当水密度计放入液体中时，它会沉到与该液体密度相对应的水平。密度越高，水密度计浮起的越高。相反，在密度较低的液体中，水密度计会沉得更深。这种可视化表示使用户能够快速读取和解释结果。 虽然传统的玻璃水密度计被广泛使用，但现在也有数字版本可供选择，提供更精确的测量和更易于读取的显示。数字水密度计通常配备额外的功能，如温度补偿，可以提高准确性，特别是在变化的环境条件下。无论类型如何，了解如何正确使用水密度计对任何处理液体比重测量的人来说都是至关重要的。 总之，水密度计是各行各业中必不可少的工具，提供有关液体密度的重要信息。从酿造啤酒到维护水族馆，了解如何使用水密度计可以显著影响相关过程的质量和成功。随着技术的不断进步，水密度计仍然是一个基础仪器，展示了科学原理在日常应用中的重要性。