pounds per square inch

简明释义

磅平方英寸

英英释义

例句

1.The recommended water pressure for the sprinkler system is 40 pounds per square inch (每平方英寸磅).

喷灌系统推荐的水压为40 每平方英寸磅。

2.The hydraulic system operates at a pressure of 1500 pounds per square inch (每平方英寸磅).

液压系统的工作压力为1500 每平方英寸磅。

3.A pressure reading of 30 pounds per square inch (每平方英寸磅) indicates a leak in the gas line.

30 每平方英寸磅的压力读数表明气体管道有泄漏。

4.When inflating the basketball, make sure the pressure is around 8 pounds per square inch (每平方英寸磅).

给篮球充气时，确保压力在8 每平方英寸磅左右。

5.The tire pressure should be maintained at 32 pounds per square inch (每平方英寸磅) for optimal performance.

为了获得最佳性能，轮胎压力应保持在32 每平方英寸磅。

作文

Understanding the concept of pressure is crucial in many fields, from engineering to meteorology. One common unit used to measure pressure is pounds per square inch, often abbreviated as psi. This unit expresses how much force is applied over a specific area, allowing us to quantify pressure in a way that is both practical and comprehensible. For instance, when inflating a tire, it is essential to know the recommended psi to ensure optimal performance and safety. If the pressure is too low, the tire may not grip the road effectively, while too high a pressure can lead to blowouts or uneven wear. The calculation of pounds per square inch involves dividing the force (in pounds) by the area (in square inches) over which that force is distributed. This relationship is fundamental in various applications, such as hydraulics, where understanding how pressure affects fluid movement is critical. Engineers often rely on psi measurements to design systems that can withstand certain pressures without failing. In addition to its applications in engineering, pounds per square inch is also relevant in everyday life. For example, when adjusting the pressure of a gas grill, it is important to set it within a safe range, typically around 10-15 psi for propane. This ensures that the grill operates efficiently without risking leaks or explosions. Similarly, in the context of weather, atmospheric pressure is measured in inches of mercury or millibars, but it can also be converted to psi. A standard atmospheric pressure at sea level is approximately 14.7 psi, which helps meteorologists understand weather patterns and predict changes in the atmosphere. Moreover, the use of pounds per square inch extends into the medical field, particularly in blood pressure measurements. Doctors often express blood pressure in terms of systolic and diastolic pressure, measured in mmHg, but these values can also be converted to psi for a more technical understanding. A normal blood pressure reading might be around 120/80 mmHg, which translates to approximately 2.31/1.54 psi. Understanding these measurements is vital for diagnosing and treating cardiovascular conditions. In conclusion, pounds per square inch is a versatile unit of measurement that plays a significant role in various disciplines. Whether in engineering, everyday appliances, meteorology, or healthcare, understanding how pressure is quantified can lead to better decision-making and safer practices. As we continue to explore the world around us, the importance of grasping units like psi becomes increasingly evident. By mastering this concept, we can apply it effectively in our personal and professional lives, ensuring that we make informed choices based on accurate measurements.

理解压力的概念在许多领域中至关重要，从工程到气象。一个常用的压力测量单位是每平方英寸磅数，通常缩写为psi。这个单位表示施加在特定面积上的力的大小，使我们能够以一种既实用又易于理解的方式量化压力。例如，在给轮胎充气时，知道推荐的psi是非常重要的，以确保最佳性能和安全。如果压力太低，轮胎可能无法有效抓地，而压力过高则可能导致爆胎或不均匀磨损。每平方英寸磅数的计算涉及将力（以磅为单位）除以施加该力的面积（以平方英寸为单位）。这种关系在各种应用中都是基础，例如液压学，在这里了解压力如何影响流体运动至关重要。工程师们常常依赖psi测量值来设计能够承受一定压力而不发生故障的系统。除了在工程中的应用，每平方英寸磅数在日常生活中也很相关。例如，在调整燃气烧烤架的压力时，重要的是将其设置在安全范围内，通常为丙烷的10-15 psi。这确保了烧烤架高效运作，而不会冒险泄漏或爆炸。同样，在天气方面，大气压力以水银柱英寸或毫巴为单位测量，但也可以转换为psi。海平面上的标准大气压力约为14.7 psi，这有助于气象学家理解天气模式并预测大气变化。此外，每平方英寸磅数的使用还扩展到医疗领域，特别是在血压测量中。医生通常以收缩压和舒张压的形式表示血压，单位为mmHg，但这些值也可以转换为psi，以便进行更技术性的理解。正常的血压读数可能约为120/80 mmHg，换算成psi大约为2.31/1.54 psi。理解这些测量对于诊断和治疗心血管疾病至关重要。总之，每平方英寸磅数是一个多用途的测量单位，在各个学科中发挥着重要作用。无论是在工程、日常设备、气象还是医疗保健中，理解如何量化压力都可以带来更好的决策和更安全的做法。随着我们继续探索周围的世界，掌握像psi这样的单位的重要性变得越来越明显。通过掌握这一概念，我们可以在个人和职业生活中有效应用它，确保基于准确测量做出明智的选择。