nondestructive

简明释义

英[ˈnɒndɪsˈtrʌktɪv]美[ˌnɑːndɪˈstrʌktɪv]

adj. 无损的；非破坏性的

英英释义

单词用法

同义词

反义词

例句

1.It is a nondestructive, non-contact and real-time technique, and has important status in nondestructive damage evaluation.

它具有无损的、非接触的及实时检测等优点，是国内外无损检测技术的重要分支。

2.The measurement of the at-working tensioned membrane structure's pretension belongs to the nondestructive monitoring category.

对使用中的建筑张拉膜结构的预张力的检测属于无损检测范畴。

3.Nondestructive bridge cable damage detection method is introduced.

介绍了桥梁缆索损伤的无损检测方法。

4.The ultrasonic hardness tester is an versatile nondestructive tester.

超声硬度计是一种普适的无损测试仪器。

5.In civil engineering field, Nondestructive testing can evaluate and ensure the safety of the structure.

而土木工程无损检测技术对评价和确保结构的安全性具有重要作用。

6.The ultrasonic infrared thermography method is a new nondestructive testing technology.

超声红外热成像是一种新型的无损检测技术。

7.Nondestructive tests, as the name implies, may be performed on welds without affecting their properties or future usefulness.

如其名称含义，对焊缝进行非破坏性试验后，不影响焊缝性能和今后的使用。

8.The engineers used nondestructive testing methods to assess the integrity of the bridge.

工程师们使用无损检测方法来评估桥梁的完整性。

9.In the art world, nondestructive analysis is crucial for preserving historical paintings.

在艺术界，无损分析对于保护历史画作至关重要。

10.The company specializes in nondestructive evaluations of industrial components.

该公司专注于工业组件的无损评估。

11.Using nondestructive techniques, the researchers examined the soil without disturbing it.

研究人员使用无损技术检查土壤而不干扰它。

12.The nondestructive testing revealed cracks that were not visible to the naked eye.

该无损检测揭示了肉眼看不到的裂缝。

作文

In the field of engineering and material science, the term nondestructive refers to methods and techniques that allow for the evaluation of materials, components, or systems without causing any damage to them. This concept is crucial for ensuring safety, reliability, and longevity of various structures, from bridges to aircraft. The importance of nondestructive testing cannot be overstated, as it provides a means to assess the integrity of materials while preserving their usability. One of the most common nondestructive testing methods is ultrasonic testing. This technique utilizes high-frequency sound waves to detect imperfections or changes in material properties. By sending ultrasonic waves through a component and analyzing the reflected signals, engineers can identify flaws such as cracks, voids, or inclusions. This method is particularly useful in industries where safety is paramount, such as aerospace and nuclear power. Another widely used nondestructive method is radiographic testing, which involves using X-rays or gamma rays to create images of the internal structure of an object. This allows inspectors to see hidden defects that may not be visible on the surface. Radiographic testing is commonly employed in weld inspections, where the quality of welds can significantly impact the overall strength of a structure. Magnetic particle testing is also a popular nondestructive technique, especially for ferromagnetic materials. This method involves applying a magnetic field to the material and then sprinkling fine iron particles over its surface. If there are any surface or near-surface defects, the iron particles will cluster around those areas, making them visible for inspection. This technique is particularly effective for detecting cracks and other discontinuities in steel components. The benefits of nondestructive testing extend beyond just safety; it also helps save time and resources. By identifying issues early in the manufacturing process or during maintenance inspections, companies can avoid costly repairs and downtime. Additionally, nondestructive methods often require less preparation and can be performed on-site, further enhancing their efficiency. In conclusion, the role of nondestructive testing in modern engineering cannot be underestimated. It provides a vital means of ensuring the integrity and safety of materials and structures while minimizing waste and costs. As technology advances, we can expect to see even more innovative nondestructive methods emerge, further enhancing our ability to maintain and inspect critical infrastructure. Understanding and utilizing these techniques is essential for engineers and inspectors who strive to uphold the highest standards of safety and quality in their work.

在工程和材料科学领域，术语无损检测指的是允许评估材料、组件或系统而不对其造成任何损害的方法和技术。这个概念对于确保各种结构的安全性、可靠性和耐用性至关重要，从桥梁到飞机。无损检测的重要性不容小觑，因为它提供了一种评估材料完整性的方法，同时保持其可用性。 最常见的无损检测方法之一是超声波检测。这种技术利用高频声波来检测材料中的缺陷或特性变化。通过将超声波发送到组件中并分析反射信号，工程师可以识别出裂缝、空洞或夹杂物等缺陷。这种方法在航空航天和核电等对安全要求极高的行业中尤其有用。 另一种广泛使用的无损检测方法是射线检测，它涉及使用X射线或伽马射线创建物体内部结构的图像。这使得检查人员能够看到隐藏的缺陷，这些缺陷可能在表面上不可见。射线检测通常用于焊接检查，其中焊接的质量会显著影响结构的整体强度。 磁粉检测也是一种受欢迎的无损检测技术，特别适用于铁磁材料。这种方法涉及对材料施加磁场，然后在其表面撒上细铁颗粒。如果存在任何表面或近表面缺陷，铁颗粒将聚集在这些区域，使其可供检查。这种技术特别有效于检测钢组件中的裂缝和其他不连续性。 无损检测的好处不仅限于安全；它还有助于节省时间和资源。通过在制造过程中或维护检查期间及早识别问题，公司可以避免昂贵的维修和停机。此外，无损检测方法通常需要较少的准备工作，并且可以在现场进行，进一步提高了其效率。 总之，无损检测在现代工程中的作用不可低估。它提供了一种重要手段，以确保材料和结构的完整性和安全性，同时最大限度地减少浪费和成本。随着技术的进步，我们可以期待看到更多创新的无损检测方法出现，进一步增强我们维护和检查关键基础设施的能力。理解和利用这些技术对于致力于在工作中保持最高安全和质量标准的工程师和检查员至关重要。