absolute weight

简明释义

绝对重量

英英释义

例句

1.In physics, the absolute weight of an object can be calculated using its mass and the gravitational force.

在物理学中，物体的绝对重量可以通过其质量和重力来计算。

2.The absolute weight of this car is significantly higher than that of its competitors.

这辆车的绝对重量显著高于其竞争对手。

3.The absolute weight of the package is 10 kilograms, which includes the packaging materials.

这个包裹的绝对重量是10公斤，包括包装材料。

4.When shipping items internationally, you must declare the absolute weight to determine shipping costs.

在国际运输物品时，您必须声明绝对重量以确定运费。

5.To calculate the load capacity, we need to know the absolute weight of the cargo.

要计算负载能力，我们需要知道货物的绝对重量。

作文

In the realm of physics, the concept of weight is often discussed in various contexts. One important term that arises in this discussion is absolute weight, which refers to the total gravitational force acting on an object. Unlike relative weight, which can change based on the surrounding conditions or the reference point, absolute weight remains constant regardless of where the object is located in the universe. Understanding this concept is essential for multiple fields, including engineering, astronomy, and even everyday life.To illustrate the significance of absolute weight, consider a simple example: a person standing on Earth. The absolute weight of this individual is determined by their mass and the acceleration due to gravity at the Earth's surface, which is approximately 9.81 m/s². If this person weighs 70 kilograms, their absolute weight can be calculated using the formula: weight = mass × gravity. Therefore, the absolute weight would be 70 kg × 9.81 m/s², resulting in approximately 686.7 newtons.Now, if we were to take this same person to the Moon, their mass would remain unchanged at 70 kilograms; however, the gravitational pull on the Moon is only about 1/6th that of Earth, approximately 1.62 m/s². Thus, their absolute weight on the Moon would be significantly less, calculated as: 70 kg × 1.62 m/s², equating to around 113.4 newtons. This example highlights the importance of understanding absolute weight in different gravitational environments.Moreover, the concept of absolute weight plays a crucial role in scientific calculations and experiments. For engineers designing structures, knowing the absolute weight of materials is fundamental to ensuring stability and safety. In aerospace engineering, understanding the absolute weight of spacecraft is vital for calculating fuel requirements and launch trajectories.In addition to its applications in science and engineering, absolute weight also has practical implications in our daily lives. When we step on a scale, we often see a number that reflects our weight. However, it is essential to recognize that this reading is influenced by the gravitational force acting on us at that specific location. If we were to travel to a different planet or celestial body, our absolute weight would change, but our mass would remain the same.In conclusion, the term absolute weight encompasses a fundamental aspect of physics that is relevant across various disciplines. By understanding the distinction between absolute weight and relative weight, we can better appreciate the forces at play in our universe. Whether in scientific research, engineering projects, or even personal health, recognizing the significance of absolute weight enhances our comprehension of the physical world around us. As we continue to explore and learn, the concept of absolute weight will undoubtedly remain a key element in our understanding of gravity and motion.

在物理学领域，重量的概念常常在各种背景下被讨论。一个重要的术语是绝对重量，它指的是作用在物体上的总重力。与相对重量不同，相对重量可以根据周围条件或参考点的变化而变化，而绝对重量无论物体位于宇宙中的何处都保持不变。理解这一概念对于多个领域至关重要，包括工程、天文学，甚至日常生活。为了说明绝对重量的重要性，考虑一个简单的例子：一个人站在地球上。这个人的绝对重量由他们的质量和地球表面的重力加速度决定，约为9.81 m/s²。如果这个人的体重是70公斤，那么他们的绝对重量可以使用公式计算：重量 = 质量 × 重力。因此，绝对重量将为70 kg × 9.81 m/s²，约为686.7牛顿。现在，如果我们把这个人带到月球，他们的质量仍然保持不变，仍为70公斤；然而，月球的重力仅为地球的1/6，大约为1.62 m/s²。因此，他们在月球上的绝对重量将显著减少，计算为：70 kg × 1.62 m/s²，约为113.4牛顿。这个例子突显了在不同重力环境中理解绝对重量的重要性。此外，绝对重量的概念在科学计算和实验中也发挥着关键作用。对于设计结构的工程师来说，了解材料的绝对重量对确保稳定性和安全性至关重要。在航空航天工程中，了解航天器的绝对重量对于计算燃料需求和发射轨迹至关重要。除了其在科学和工程中的应用外，绝对重量在我们日常生活中也有实际意义。当我们站在秤上时，通常会看到一个反映我们体重的数字。然而，重要的是要认识到，这个读数受到特定位置上作用于我们的重力的影响。如果我们去另一个星球或天体，我们的绝对重量将会改变，但我们的质量将保持不变。总之，术语绝对重量包含了物理学的一个基本方面，这在各个学科中都是相关的。通过理解绝对重量和相对重量之间的区别，我们可以更好地理解我们宇宙中存在的力量。无论是在科学研究、工程项目还是个人健康方面，认识到绝对重量的重要性增强了我们对周围物理世界的理解。随着我们继续探索和学习，绝对重量的概念无疑将继续成为我们理解重力和运动的关键要素。