gauge pressure

简明释义

计示压力

英英释义

例句

1.The tire's gauge pressure is measured to ensure it is safe for driving.

轮胎的表压被测量以确保安全驾驶。

2.Before starting the engine, check the fuel tank's gauge pressure to avoid running out of gas.

在启动引擎之前，检查燃油箱的表压以避免耗尽汽油。

3.The gauge pressure of the hydraulic system is critical for the machine's operation.

液压系统的表压对机器的操作至关重要。

4.The gauge pressure in the boiler must be monitored to prevent explosions.

锅炉中的表压必须监控以防止爆炸。

5.During the flight, the pilot checks the cabin's gauge pressure regularly.

在飞行过程中，飞行员定期检查机舱的表压。

作文

Understanding the concept of gauge pressure is crucial in various fields, particularly in engineering and physics. Gauge pressure refers to the pressure measured relative to the ambient atmospheric pressure. This means that when we measure the pressure of a gas or liquid using a gauge, we are often interested in how much pressure is exerted above the surrounding atmospheric pressure. For instance, if a tire pressure gauge reads 30 psi, it indicates that the pressure inside the tire is 30 pounds per square inch above the atmospheric pressure. The importance of gauge pressure cannot be understated. In engineering applications, understanding the pressure differential is vital for ensuring safety and functionality. For example, in hydraulic systems, the gauge pressure must be maintained within specific limits to prevent system failure. If the pressure exceeds these limits, it could lead to catastrophic failures, resulting in injury or loss of property.Moreover, in the field of meteorology, gauge pressure plays a significant role in weather prediction. Meteorologists utilize barometers to measure atmospheric pressure, which is often expressed in terms of gauge pressure. By analyzing changes in gauge pressure, they can predict weather patterns, such as storms or clear skies. This information is invaluable for planning and preparedness in various sectors, including agriculture, transportation, and emergency services.In everyday life, we encounter gauge pressure in many situations. For example, when inflating a balloon, we increase the gauge pressure inside the balloon compared to the outside air. Similarly, when cooking with a pressure cooker, the gauge pressure builds up inside the pot, allowing food to cook faster due to the higher temperature achieved under pressure. Understanding this principle helps users operate these devices safely and effectively.It is essential to distinguish between gauge pressure and absolute pressure. Absolute pressure is the total pressure measured from a complete vacuum, while gauge pressure is the pressure relative to atmospheric pressure. This distinction is important in scientific calculations and practical applications. For instance, in vacuum systems, measuring absolute pressure is critical to determine how well the vacuum is maintained. In conclusion, gauge pressure is a fundamental concept that finds application in numerous fields, from engineering to meteorology and everyday life. Understanding this term enhances our ability to interact with various systems and devices safely and effectively. As we continue to advance technologically, the significance of accurately measuring and interpreting gauge pressure will only grow, making it an essential topic of study for students and professionals alike.

理解表压的概念在各个领域中至关重要，特别是在工程和物理学中。表压是指相对于环境大气压力测量的压力。这意味着当我们使用仪表测量气体或液体的压力时，我们通常关注的是施加在周围大气压力之上的压力。例如，如果轮胎压力计显示30 psi，这表示轮胎内部的压力比大气压力高30磅每平方英寸。表压的重要性不容小觑。在工程应用中，理解压力差对于确保安全和功能至关重要。例如，在液压系统中，必须将表压维持在特定范围内，以防止系统故障。如果压力超过这些限制，可能会导致灾难性的故障，从而造成伤害或财产损失。此外，在气象学领域，表压在天气预测中发挥着重要作用。气象学家利用气压计来测量大气压力，通常以表压的形式表示。通过分析表压的变化，他们可以预测天气模式，例如暴风雨或晴天。这些信息对农业、交通和应急服务等各个部门的规划和准备至关重要。在日常生活中，我们在许多情况下遇到表压。例如，在给气球充气时，我们增加了气球内部与外部空气相比的表压。同样，在使用压力锅烹饪时，锅内的表压增高，使食物能够在更高的温度下更快地烹饪。理解这一原理有助于用户安全有效地操作这些设备。区分表压和绝对压力是至关重要的。绝对压力是从完全真空测量的总压力，而表压是相对于大气压力的压力。这一区别在科学计算和实际应用中非常重要。例如，在真空系统中，测量绝对压力对于确定真空维持的效果至关重要。总之，表压是一个基本概念，在众多领域中都有应用，从工程到气象学以及日常生活。理解这个术语增强了我们安全有效地与各种系统和设备互动的能力。随着技术的不断进步，准确测量和解释表压的重要性只会增加，使其成为学生和专业人士必须学习的重要主题。