wet and dry bulb hygrometer

简明释义

干湿球湿度表

英英释义

例句

1.To measure humidity accurately in the greenhouse, we use a wet and dry bulb hygrometer（湿干球湿度计）.

为了准确测量温室中的湿度，我们使用wet and dry bulb hygrometer（湿干球湿度计）.

2.In our lab, we rely on a wet and dry bulb hygrometer（湿干球湿度计） to ensure optimal conditions for our experiments.

在我们的实验室中，我们依靠wet and dry bulb hygrometer（湿干球湿度计）来确保实验的最佳条件。

3.The wet and dry bulb hygrometer（湿干球湿度计） is essential for meteorologists to forecast weather conditions.

对于气象学家来说，wet and dry bulb hygrometer（湿干球湿度计）是预测天气条件的必备工具。

4.During the summer, the wet and dry bulb hygrometer（湿干球湿度计） helps us monitor indoor humidity levels effectively.

在夏季，wet and dry bulb hygrometer（湿干球湿度计）帮助我们有效监测室内湿度水平。

5.The wet and dry bulb hygrometer（湿干球湿度计） is a simple yet effective tool for measuring relative humidity.

wet and dry bulb hygrometer（湿干球湿度计）是测量相对湿度的一种简单而有效的工具。

作文

The measurement of humidity is crucial in various fields such as meteorology, agriculture, and HVAC (heating, ventilation, and air conditioning). One of the most effective tools used for this purpose is the wet and dry bulb hygrometer. This instrument provides a simple yet accurate way to determine the relative humidity of the air by utilizing the principles of evaporation and temperature differences. The wet and dry bulb hygrometer consists of two thermometers: one with a wet bulb and another with a dry bulb. The dry bulb thermometer measures the air temperature directly, while the wet bulb thermometer has a cloth wick soaked in water covering its bulb. As the water evaporates from the wick, it cools the bulb, resulting in a lower temperature reading compared to the dry bulb. To understand how this works, we need to consider the concept of evaporation. When water evaporates, it absorbs heat from its surroundings, leading to a cooling effect. The amount of cooling depends on the humidity level in the air. In drier conditions, more water evaporates, causing a greater temperature drop in the wet bulb thermometer. Conversely, in humid conditions, less water evaporates, resulting in a smaller temperature difference between the two bulbs. By measuring the temperatures from both thermometers, one can use a psychrometric chart or equations to calculate the relative humidity. This method is not only reliable but also does not require any electricity, making the wet and dry bulb hygrometer an excellent choice for field measurements. In agriculture, understanding humidity levels is vital for crop management. High humidity can lead to fungal diseases, while low humidity can stress plants. Farmers can use the wet and dry bulb hygrometer to monitor conditions and make informed decisions about irrigation and pest control. Similarly, in HVAC applications, maintaining optimal humidity levels is essential for comfort and energy efficiency. Technicians often rely on this instrument to ensure that systems are functioning correctly. Moreover, the wet and dry bulb hygrometer is also an educational tool. It helps students and researchers grasp the relationship between temperature, humidity, and the principles of thermodynamics. By conducting experiments with this device, learners can visualize how humidity affects temperature and vice versa. This hands-on experience reinforces theoretical knowledge and fosters a deeper understanding of atmospheric science. In conclusion, the wet and dry bulb hygrometer is an indispensable instrument for measuring humidity. Its simplicity, accuracy, and versatility make it suitable for various applications, from agriculture to education. Understanding how to use and interpret the readings from this hygrometer empowers individuals to make better decisions based on environmental conditions. Whether in a professional setting or a classroom, the wet and dry bulb hygrometer serves as a bridge between theory and practice in the study of weather and climate.

湿度的测量在气象学、农业和暖通空调（HVAC）等多个领域至关重要。用于此目的的最有效工具之一是wet and dry bulb hygrometer（湿干球湿度计）。该仪器利用蒸发原理和温度差异以简单而准确的方式确定空气的相对湿度。wet and dry bulb hygrometer由两个温度计组成：一个为干球，另一个为湿球。干球温度计直接测量空气温度，而湿球温度计的灯泡上覆盖着浸水的布。当水从灯泡的灯芯蒸发时，它会吸收周围的热量，从而导致灯泡的温度降低，与干球相比，湿球的读数较低。要理解这一点，我们需要考虑蒸发的概念。当水蒸发时，它会从周围环境中吸收热量，导致冷却效果。冷却的程度取决于空气中的湿度水平。在干燥条件下，水蒸发得更多，导致湿球温度计的温度下降更大。相反，在潮湿条件下，水蒸发得较少，导致两个灯泡之间的温度差较小。通过测量两个温度计的温度，可以使用心理图表或公式来计算相对湿度。这种方法不仅可靠，而且不需要电力，使得wet and dry bulb hygrometer成为现场测量的绝佳选择。在农业中，了解湿度水平对作物管理至关重要。高湿度可能导致真菌病害，而低湿度可能使植物受到压力。农民可以使用wet and dry bulb hygrometer来监测条件，并就灌溉和病虫害控制做出明智的决定。同样，在HVAC应用中，保持最佳湿度水平对于舒适和能效至关重要。技术人员通常依赖该仪器确保系统正常运行。此外，wet and dry bulb hygrometer也是一种教育工具。它帮助学生和研究人员掌握温度、湿度与热力学原理之间的关系。通过使用该设备进行实验，学习者可以直观地了解湿度如何影响温度，反之亦然。这种动手经验加强了理论知识，并促进了对大气科学的更深入理解。总之，wet and dry bulb hygrometer是测量湿度不可或缺的仪器。它的简单性、准确性和多功能性使其适用于农业到教育等各种应用。理解如何使用和解释该湿度计的读数使个人能够根据环境条件做出更好的决策。无论是在专业环境还是课堂上，wet and dry bulb hygrometer都是天气和气候研究中理论与实践之间的桥梁。