measured quantity

简明释义

测定量

英英释义

例句

1.In physics, mass is a fundamental measured quantity that determines the amount of matter in an object.

在物理学中，质量是一个基本的测量量，决定了物体中的物质数量。

2.When cooking, the amount of ingredients used is a measured quantity crucial for the recipe.

在烹饪时，使用的配料数量是一个对食谱至关重要的测量量。

3.In engineering, pressure is often a measured quantity that needs to be monitored closely.

在工程中，压力通常是一个需要密切监测的测量量。

4.The speed of the car is a measured quantity, which can be expressed in kilometers per hour.

汽车的速度是一个测量量，可以用每小时公里数表示。

5.The temperature outside is a measured quantity that affects our comfort level.

外面的温度是一个测量量，影响我们的舒适程度。

作文

In the realm of science and engineering, the concept of a measured quantity plays a crucial role in understanding and quantifying various phenomena. A measured quantity refers to a specific attribute or characteristic that can be quantified through observation and experimentation. This could include dimensions, mass, temperature, pressure, or any other variable that can be expressed numerically. The importance of accurately measuring these quantities cannot be overstated, as they form the basis of scientific analysis and practical applications in our daily lives.For instance, consider the field of physics, where understanding forces and motion is essential. When a physicist conducts an experiment to determine the acceleration of an object, they must first establish the measured quantities involved, such as the distance traveled and the time taken. By carefully measuring these variables, they can apply Newton's laws of motion to derive meaningful conclusions about the behavior of the object. Without precise measured quantities, the results would be unreliable and potentially misleading.Similarly, in the field of chemistry, the concept of a measured quantity is vital for conducting experiments and reactions. Chemists often rely on precise measurements of substances to ensure that reactions proceed correctly and yield the desired products. For example, when mixing solutions, the concentration and volume of each reactant must be accurately measured. Any error in these measured quantities could lead to incomplete reactions or the formation of unintended byproducts, ultimately compromising the integrity of the research.Moreover, in everyday life, we constantly interact with measured quantities. When cooking, for instance, recipes often require specific measurements of ingredients to achieve the right balance of flavors and textures. A slight deviation from the recommended measured quantities can result in a dish that is either too salty, too sweet, or simply unpalatable. This highlights how measurement is not only a scientific endeavor but also a practical skill that affects our daily experiences.The accuracy of measured quantities is dependent on various factors, including the tools used for measurement and the techniques employed. Advances in technology have led to the development of sophisticated instruments that can provide highly accurate measurements. For example, digital scales can measure weight to the nearest gram, while thermometers can provide precise temperature readings. However, human error can still play a significant role in the measurement process. It is essential for individuals to be trained in proper measurement techniques to minimize errors and ensure that the measured quantities reflect true values.In conclusion, the concept of a measured quantity is integral to both scientific inquiry and everyday activities. Whether in the laboratory, the kitchen, or any other context, the ability to accurately quantify attributes allows us to make informed decisions and draw valid conclusions. As we continue to explore the world around us, the importance of understanding and mastering measured quantities will remain a fundamental aspect of our pursuit of knowledge and practical skills.

在科学和工程领域，测量量的概念在理解和量化各种现象方面发挥着至关重要的作用。测量量是指可以通过观察和实验进行量化的特定属性或特征。这可能包括尺寸、质量、温度、压力或任何其他可以用数字表达的变量。准确测量这些数量的重要性不容低估，因为它们构成了科学分析和我们日常生活中实际应用的基础。例如，考虑物理学领域，了解力和运动是至关重要的。当物理学家进行实验以确定物体的加速度时，他们必须首先建立相关的测量量，例如行驶的距离和所用时间。通过仔细测量这些变量，他们可以应用牛顿运动定律得出有关物体行为的有意义结论。如果没有精确的测量量，结果将是不可靠的，甚至可能具有误导性。同样，在化学领域，测量量的概念对于进行实验和反应至关重要。化学家通常依赖于对物质的精确测量，以确保反应正确进行并产生所需的产品。例如，在混合溶液时，每种反应物的浓度和体积必须被准确测量。对这些测量量的任何错误都可能导致反应不完全或形成意想不到的副产物，最终损害研究的完整性。此外，在日常生活中，我们不断与测量量互动。例如，在烹饪时，食谱通常要求特定的成分测量，以达到正确的味道和质地平衡。稍微偏离推荐的测量量可能导致菜肴过咸、过甜或根本不可口。这突显了测量不仅仅是一项科学工作，还是影响我们日常体验的实用技能。测量量的准确性取决于多种因素，包括用于测量的工具和采用的技术。科技的进步促使开发出能够提供高精度测量的复杂仪器。例如，数字秤可以精确到克，而温度计可以提供精确的温度读数。然而，人为错误仍然在测量过程中起着重要作用。个人接受适当的测量技术培训，以尽量减少错误并确保测量量反映真实值是至关重要的。总之，测量量的概念对科学探究和日常活动都是不可或缺的。无论是在实验室、厨房还是其他任何环境，准确量化属性的能力使我们能够做出明智的决定并得出有效的结论。随着我们继续探索周围的世界，理解和掌握测量量的重要性将始终是我们追求知识和实用技能的基本方面。