indirect measurement

简明释义

间接测定

英英释义

例句

1.In environmental science, researchers may use indirect measurement 间接测量 to assess air quality by analyzing pollutant levels in plants.

在环境科学中，研究人员可能会通过分析植物中的污染物水平来使用间接测量 间接测量评估空气质量。

2.In construction, indirect measurement 间接测量 can help calculate the height of a building using the shadow it casts at a certain time of day.

在建筑中，间接测量 间接测量可以帮助计算建筑物的高度，利用其在某个时间投射的阴影。

3.Astronomers use indirect measurement 间接测量 methods to estimate the size of distant stars based on their brightness.

天文学家使用间接测量 间接测量方法，根据遥远星星的亮度来估计它们的大小。

4.Surveyors often use indirect measurement 间接测量 techniques when determining land area by measuring angles and distances.

测量员在通过测量角度和距离来确定土地面积时，通常使用间接测量 间接测量技术。

5.In physics, we often rely on indirect measurement 间接测量 techniques to determine the speed of an object by measuring the distance and time separately.

在物理学中，我们经常依赖于间接测量 间接测量技术，通过分别测量距离和时间来确定物体的速度。

作文

In the world of science and mathematics, the concept of measurement is fundamental. While many people are familiar with direct measurement, such as using a ruler to measure the length of an object, there is another important concept known as indirect measurement. This term refers to techniques used to determine the size, distance, or volume of an object without measuring it directly. Instead, indirect measurement relies on calculations and relationships between other measurable quantities.For instance, consider the example of determining the height of a tall building. It may not be feasible to climb to the top of the building to measure its height directly. Instead, one can use indirect measurement methods, such as measuring the length of the shadow cast by the building and the angle of elevation from a certain point on the ground. By applying trigonometric principles, one can calculate the height of the building based on these measurements.Another common application of indirect measurement can be seen in surveying land. Surveyors often need to determine the distance across a river or a canyon, which can be challenging to measure directly. They might set up a series of reference points along the banks and use angles and distances to calculate the width of the river indirectly. This method not only saves time but also ensures safety, as standing in the middle of a fast-flowing river for measurement purposes would be dangerous.In the field of physics, indirect measurement is also prevalent. For example, when scientists want to measure the speed of light, they cannot do so by simply timing how long it takes for light to travel a specific distance. Instead, they use various experiments and calculations to arrive at an accurate measurement of the speed of light. These experiments often involve measuring the time it takes for light to reflect off a mirror and return to its source, allowing scientists to calculate the speed based on the distance traveled and the time taken.The applications of indirect measurement extend beyond scientific fields. In everyday life, we often use this concept without even realizing it. For example, when we want to estimate the height of a tree, we might stand a certain distance away from it and use our own height as a reference. By comparing our height to the tree's height using basic ratios, we can arrive at an approximate measurement of the tree's height. This is a practical example of how indirect measurement can be applied in real-world situations.Understanding indirect measurement is crucial for students and professionals alike, as it encourages critical thinking and problem-solving skills. It teaches us to look beyond direct observations and consider alternative methods to gather information. Whether in academic settings or in our daily lives, mastering the concept of indirect measurement empowers us to make informed decisions and solve complex problems effectively.In conclusion, indirect measurement plays a vital role in various fields, from science and engineering to everyday life. By understanding and utilizing this concept, we can enhance our ability to measure and analyze the world around us. The next time you encounter a situation where direct measurement is impractical, remember the power of indirect measurement and the valuable insights it can provide.

在科学和数学的世界中，测量的概念是基础。虽然许多人熟悉直接测量，比如用尺子测量物体的长度，但还有另一个重要的概念称为间接测量。这个术语指的是用于确定物体的大小、距离或体积的技术，而不是直接测量它。相反，间接测量依赖于计算和其他可测量量之间的关系。例如，考虑确定高楼大厦高度的例子。爬到建筑物顶部直接测量其高度可能不可行。相反，人们可以使用间接测量方法，例如测量建筑物投下的阴影的长度以及从地面某一点的仰角。通过应用三角学原理，可以根据这些测量结果计算出建筑物的高度。间接测量的另一个常见应用可以在土地测量中看到。测量员通常需要确定河流或峡谷的宽度，这可能很难直接测量。他们可能会在河岸上设置一系列参考点，并使用角度和距离来间接计算河流的宽度。这种方法不仅节省时间，而且确保安全，因为站在快速流动的河流中进行测量是危险的。在物理学领域，间接测量也很普遍。例如，当科学家想要测量光速时，他们不能仅仅通过计时光线穿越特定距离所需的时间来实现。相反，他们使用各种实验和计算来得出光速的准确测量。这些实验通常涉及测量光线反射到镜子上并返回其源头所需的时间，从而允许科学家基于行进的距离和所用时间来计算速度。间接测量的应用超越了科学领域。在日常生活中，我们经常在不知情的情况下使用这个概念。例如，当我们想估算一棵树的高度时，可能会站在一定距离外，以我们的身高作为参考。通过将我们的身高与树的高度进行比较，使用基本比率，我们可以得出树的高度的大致测量。这是间接测量在现实生活中应用的一个实际例子。理解间接测量对学生和专业人士都至关重要，因为它鼓励批判性思维和解决问题的能力。它教会我们超越直接观察，考虑收集信息的替代方法。无论是在学术环境还是在日常生活中，掌握间接测量的概念使我们能够做出明智的决策，有效地解决复杂问题。总之，间接测量在各个领域中发挥着至关重要的作用，从科学和工程到日常生活。通过理解和利用这一概念，我们可以增强测量和分析周围世界的能力。下次当你遇到直接测量不切实际的情况时，请记住间接测量的力量以及它可以提供的宝贵见解。