allowable strength

简明释义

许可强度

英英释义

例句

1.The structural report included the allowable strength 允许强度 values for various load conditions.

结构报告包含了各种荷载条件下的允许强度allowable strength值。

2.For safety reasons, the allowable strength 允许强度 should always be less than the ultimate strength.

出于安全原因，允许强度allowable strength应始终低于极限强度。

3.The engineer calculated the allowable strength 允许强度 of the beam to ensure it could support the intended load.

工程师计算了梁的允许强度allowable strength以确保它能够支撑预期的负载。

4.The allowable strength 允许强度 of concrete varies depending on its mix design.

混凝土的允许强度allowable strength因其配合设计而异。

5.Before construction, we must verify the allowable strength 允许强度 of the materials used.

在施工之前，我们必须验证所用材料的允许强度allowable strength。

作文

In the field of engineering, the concept of allowable strength is crucial for ensuring the safety and reliability of structures. The term allowable strength refers to the maximum load or stress that a material or structure can withstand without experiencing failure or significant deformation. This parameter is essential in the design process, as it helps engineers determine the appropriate materials and dimensions needed for various components in construction projects.Understanding allowable strength begins with recognizing the properties of different materials. For instance, steel has a high tensile strength, which makes it an ideal choice for beams and columns in buildings. On the other hand, materials like concrete have excellent compressive strength but are weaker under tension. Therefore, engineers must consider the specific characteristics of each material when calculating the allowable strength of a structure.The determination of allowable strength involves several factors, including material properties, environmental conditions, and safety factors. Safety factors are employed to account for uncertainties in material behavior, loading conditions, and potential defects. By applying a safety factor, engineers can reduce the allowable strength to a level that ensures a margin of safety, providing additional assurance against unexpected loads or failures.For example, if a steel beam has a yield strength of 250 MPa and a safety factor of 1.5 is applied, the allowable strength would be calculated as follows: 250 MPa divided by 1.5, resulting in an allowable strength of approximately 166.67 MPa. This means that the maximum load the beam can safely support is significantly lower than its actual yield strength, thereby ensuring that the structure remains safe under various conditions.Moreover, the application of allowable strength extends beyond just the initial design phase. During the construction process, engineers must continuously monitor the materials and their performance to ensure that the allowable strength is not exceeded. This monitoring can involve non-destructive testing methods to assess the integrity of materials and identify any potential weaknesses that may compromise the structure's safety.In summary, the concept of allowable strength plays a vital role in engineering and construction. It allows engineers to design safe and reliable structures by considering the properties of materials, applying safety factors, and monitoring performance throughout the construction process. As we continue to advance in technology and materials science, the understanding and application of allowable strength will remain essential for building safe infrastructures that can withstand the test of time.In conclusion, the importance of allowable strength cannot be overstated. It serves as a foundational principle that guides engineers in making informed decisions about material selection and structural design. By adhering to the principles of allowable strength, we can ensure that our buildings and bridges are not only functional but also safe for future generations.

在工程领域，允许强度的概念对于确保结构的安全性和可靠性至关重要。允许强度一词是指材料或结构在不经历失败或显著变形的情况下能够承受的最大负载或应力。这个参数在设计过程中至关重要，因为它帮助工程师确定建筑项目中各种组件所需的适当材料和尺寸。理解允许强度首先要认识到不同材料的特性。例如，钢材具有高拉伸强度，这使其成为建筑中梁和柱的理想选择。另一方面，混凝土在压缩强度方面表现优异，但在拉伸方面较弱。因此，工程师在计算结构的允许强度时必须考虑每种材料的具体特性。允许强度的确定涉及多个因素，包括材料性能、环境条件和安全系数。安全系数用于考虑材料行为、荷载条件和潜在缺陷的不确定性。通过应用安全系数，工程师可以将允许强度降低到一个确保安全边际的水平，从而提供额外的保障，以防止意外荷载或故障。例如，如果一根钢梁的屈服强度为250 MPa，并且应用了1.5的安全系数，则允许强度的计算如下：250 MPa除以1.5，结果约为166.67 MPa。这意味着该梁可以安全承受的最大负载远低于其实际屈服强度，从而确保结构在各种条件下保持安全。此外，允许强度的应用不仅限于初始设计阶段。在施工过程中，工程师必须不断监测材料及其性能，以确保允许强度没有被超过。这种监测可以包括无损检测方法，以评估材料的完整性并识别可能会危及结构安全的潜在弱点。总之，允许强度的概念在工程和建筑中发挥着至关重要的作用。它使工程师能够通过考虑材料的特性、应用安全系数以及在整个施工过程中监测性能，来设计安全可靠的结构。随着我们在技术和材料科学方面的不断进步，对允许强度的理解和应用将继续是建造能够经受时间考验的安全基础设施的关键。最后，允许强度的重要性不容小觑。它作为一个基础原则，引导工程师在材料选择和结构设计方面做出明智的决策。通过遵循允许强度的原则，我们可以确保我们的建筑和桥梁不仅功能齐全，而且安全可靠，造福未来几代人。