grams per cubic meter

简明释义

克立方公尺

英英释义

例句

1.In the laboratory, we measured the density of the solution to be 120 grams per cubic meter.

在实验室中，我们测得溶液的密度为120 每立方米克。

2.The forest fire released smoke with a density of about 300 grams per cubic meter into the atmosphere.

森林火灾向大气释放的烟雾密度约为300 每立方米克。

3.The air quality index indicates that the concentration of particulate matter is 50 grams per cubic meter, which is considered moderate.

空气质量指数显示颗粒物浓度为50 每立方米克，这被认为是适中的。

4.The standard for drinking water quality states that contaminants should not exceed 1 gram per cubic meter.

饮用水质量标准规定污染物含量不得超过1 每立方米克。

5.In construction, the concrete mix was designed to have a weight of 2400 grams per cubic meter.

在建筑中，混凝土配合比设计为2400 每立方米克。

作文

Understanding measurements is crucial in various fields, especially in science and engineering. One such important measurement is density, which is often expressed in terms of grams per cubic meter. This unit of measurement provides a clear understanding of how much mass is contained in a given volume, making it essential for calculations involving materials and substances. To grasp the concept of grams per cubic meter, we must first understand what it represents. Density is defined as mass divided by volume. Therefore, if we have a substance that has a mass of 100 grams and occupies a volume of 1 cubic meter, its density would be calculated as follows: 100 grams divided by 1 cubic meter equals 100 grams per cubic meter. This means that in every cubic meter of this substance, there are 100 grams of mass.This measurement is particularly significant in fields like chemistry, physics, and environmental science. For instance, when dealing with gases, knowing their density in grams per cubic meter allows scientists to predict how they will behave under different conditions. Similarly, in construction, understanding the density of materials, such as concrete or steel, helps engineers determine how much weight a structure can support. Moreover, the use of grams per cubic meter extends beyond just solids and liquids; it is also applicable to gases. For example, the density of air at sea level is approximately 1.225 grams per cubic meter. This information is vital for aviation, meteorology, and even in designing buildings to ensure they can withstand wind pressure. In practical applications, converting between different units of density can sometimes be necessary. For example, if a scientist needs to convert a density from grams per cubic meter to kilograms per liter, they must remember that 1 gram per cubic meter is equivalent to 0.001 kilograms per liter. This conversion is essential for ensuring accurate measurements in experiments and industrial processes.Furthermore, the significance of grams per cubic meter is evident in environmental studies. For instance, monitoring air quality involves measuring the concentration of pollutants in the atmosphere, often expressed in grams per cubic meter. By understanding these measurements, researchers can assess the impact of pollution on health and the environment, leading to better regulations and policies.In conclusion, the term grams per cubic meter is more than just a unit of measurement; it is a fundamental concept that plays a vital role in various scientific and engineering disciplines. Whether it’s calculating the density of a new material, assessing air quality, or designing safe structures, understanding this measurement is essential. As we continue to explore the world around us, the ability to interpret and utilize grams per cubic meter will remain a critical skill for scientists, engineers, and environmentalists alike. By mastering this concept, we open doors to innovation, safety, and improved quality of life.

理解测量在各个领域中至关重要，尤其是在科学和工程领域。其中一个重要的测量单位是密度，通常以每立方米克表示。这个测量单位清晰地表明在给定体积中包含多少质量，这对于涉及材料和物质的计算至关重要。要理解每立方米克的概念，我们必须首先了解它所代表的含义。密度被定义为质量除以体积。因此，如果我们有一种质量为100克、占据1立方米体积的物质，其密度将如下计算：100克除以1立方米等于100每立方米克。这意味着在该物质的每立方米中，有100克的质量。这种测量在化学、物理学和环境科学等领域尤为重要。例如，在处理气体时，知道它们的密度（以每立方米克为单位）可以帮助科学家预测它们在不同条件下的行为。同样，在建筑工程中，了解材料的密度，例如混凝土或钢铁，可以帮助工程师确定结构能承受多少重量。此外，每立方米克的使用不仅限于固体和液体；它也适用于气体。例如，海平面空气的密度约为1.225每立方米克。这一信息对航空、气象甚至建筑设计至关重要，以确保建筑能够承受风压。在实际应用中，有时需要在不同的密度单位之间进行转换。例如，如果科学家需要将密度从每立方米克转换为每升千克，他们必须记住1每立方米克等于0.001每升千克。这种转换对于确保实验和工业过程中的准确测量至关重要。此外，每立方米克的重要性在环境研究中显而易见。例如，监测空气质量涉及测量大气中污染物的浓度，通常以每立方米克表示。通过理解这些测量，研究人员可以评估污染对健康和环境的影响，从而制定更好的法规和政策。总之，术语每立方米克不仅仅是一个测量单位；它是一个基本概念，在各种科学和工程学科中发挥着至关重要的作用。无论是计算新材料的密度、评估空气质量还是设计安全的结构，理解这一测量都是必不可少的。随着我们继续探索周围的世界，解读和利用每立方米克的能力将始终是科学家、工程师和环境保护者的重要技能。通过掌握这一概念，我们为创新、安全和提高生活质量打开了大门。