original cross sectional area

简明释义

起始横截面面积

英英释义

例句

1.To determine the flow rate, we need to know the original cross sectional area (原始截面积) of the pipe.

为了确定流量，我们需要知道管道的original cross sectional area (原始截面积)。

2.The tensile strength of the material is often reported per unit of its original cross sectional area (原始截面积).

材料的抗拉强度通常按其original cross sectional area (原始截面积)的单位报告。

3.The engineer calculated the stress on the beam using its original cross sectional area (原始截面积) to ensure safety.

工程师使用梁的original cross sectional area (原始截面积)计算了应力以确保安全。

4.During the experiment, the scientist measured the original cross sectional area (原始截面积) of the sample for accurate results.

在实验过程中，科学家测量了样品的original cross sectional area (原始截面积)以获得准确结果。

5.When designing a bridge, engineers must consider the original cross sectional area (原始截面积) of the supporting beams.

在设计桥梁时，工程师必须考虑支撑梁的original cross sectional area (原始截面积)。

作文

In the field of engineering and physics, understanding various properties of materials is essential for designing structures that can withstand various forces. One such property is the concept of the original cross sectional area, which plays a crucial role in determining how a material will behave under stress. The original cross sectional area refers to the area of a particular section of a material before any deformation occurs. This area is critical when calculating stress and strain, as it provides a baseline measurement from which changes can be assessed.When engineers design beams, columns, or other structural elements, they often need to consider the original cross sectional area to ensure that the structure can support the intended loads. For instance, if a beam has an original cross sectional area of 100 square centimeters, and it is subjected to a force of 1000 newtons, the stress experienced by the beam can be calculated using the formula:Stress = Force / Area.Substituting the values, we find that the stress is 10 newtons per square centimeter. This calculation is fundamental in assessing whether the beam can safely carry the load without failing.Moreover, the original cross sectional area is not only important for static loads but also for dynamic loads that change over time. For example, in a bridge, the original cross sectional area of the supporting cables must be large enough to handle the varying weights of vehicles passing over it. If the cables are too thin, they may reach their yield strength and deform permanently, leading to catastrophic failure.Another application of the original cross sectional area is in the field of fluid dynamics. When analyzing the flow of liquids or gases through pipes, the original cross sectional area of the pipe determines the velocity and pressure of the fluid. According to the principle of continuity, as the fluid flows through a pipe with a reduced original cross sectional area, its velocity increases while the pressure decreases. This principle is crucial in designing systems for transporting fluids efficiently.In summary, the original cross sectional area is a fundamental aspect of material science and engineering. It serves as a reference point for calculating stress, strain, and fluid dynamics. Understanding this concept allows engineers to design safer and more efficient structures and systems. Without a clear grasp of the original cross sectional area, it would be challenging to predict how materials respond to various forces and conditions, ultimately impacting the reliability and safety of engineered solutions.

在工程和物理领域，理解材料的各种特性对于设计能够承受各种力量的结构至关重要。其中一个特性是“original cross sectional area”的概念，它在确定材料在应力下的行为中起着关键作用。“original cross sectional area”指的是材料某一特定截面的面积，在任何变形发生之前。这个面积在计算应力和应变时至关重要，因为它提供了一个基准测量值，可以用来评估变化。当工程师设计梁、柱或其他结构元素时，他们通常需要考虑“original cross sectional area”，以确保结构能够支撑预期的负载。例如，如果一根梁的“original cross sectional area”为100平方厘米，并且受到1000牛顿的力，则可以使用公式计算梁所经历的应力：应力 = 力 / 面积。代入数值，我们发现应力为每平方厘米10牛顿。这个计算在评估梁是否能够安全承载负载而不发生失效时是基础性的。此外，“original cross sectional area”不仅对静态负载重要，对随时间变化的动态负载同样重要。例如，在桥梁中，支撑电缆的“original cross sectional area”必须足够大，以处理经过的车辆的变化重量。如果电缆过于细小，它们可能会达到屈服强度并永久变形，导致灾难性失败。“original cross sectional area”的另一个应用是在流体动力学领域。在分析液体或气体通过管道的流动时，管道的“original cross sectional area”决定了流体的速度和压力。根据连续性原理，当流体流经一个减少的“original cross sectional area”的管道时，其速度会增加，而压力会降低。这个原理在设计高效运输流体的系统中至关重要。总之，“original cross sectional area”是材料科学和工程的基本方面。它作为计算应力、应变和流体动力学的参考点。理解这个概念使工程师能够设计更安全、更高效的结构和系统。如果没有对“original cross sectional area”的清晰理解，就很难预测材料如何响应各种力量和条件，最终影响工程解决方案的可靠性和安全性。