invar

简明释义

英[ɪnˈvɑː(r)]美[ɪnˈvɑr]

n. 因瓦合金

n. （Invar）（美、瑞）英瓦尔（人名）

英英释义

单词用法

同义词

反义词

例句

1.Geodetic leveling should be done with staves in which the divisions are marked on a strip of invar.

大地水准测量必须使用刻度标于不胀钢片上的水准标尺。

2.Some new phenomena were experimentally found, and a possible mechanism of Invar effect was proposed in terms of electron-phonon interaction(EPI).

从实验中发现了若干新现象，并从电子—声子相互作用角度提出了关于因瓦问题的新见解。

3.Experimental results also indicate that selecting appropriate process parameters can realize the butt-weld for the 0.85 mm thick Invar sheets in good welding modality.

合理匹配工艺参数能够实现0.85mm厚度薄板的对焊，并且获得形貌良好的焊缝。

4.It gives the principle and method of design that coaxial capacitive voltage divider by the invar alloy.

给出了以因瓦合金为材料的同轴电容分压器的原理和设计方法。

5.A very low linear expansion coefficient sample carrier made from invar ensures that temperature change has no effect on the sample position.

由不胀钢制成非常低膨胀系数的样品载台保证温度变化对样品的位置没有影响。

6.Experimental results show that this collimation measurement method has high accuracy and good repetition, and can be used in the stripe precise inspection of code-bar invar grade rod.

实验结果表明，该瞄准检测方法的准确度高、重复性好，可用于条码型铟瓦水准尺的分划精度检测。

7.And then, by going with this open frame, we use invar [a nickel-iron alloy], one of the most thermally stable materials on the planet.

后来我们使用了这个星球上一类热稳定性最高的材料——因瓦合金(一种镍铁合金)制作镜框。

8.Automatic Measurement System of Invar Rods Based on Image Processing.

基于图像处理的铟钢尺自动检测系统。

9.Said invention uses the electroplating method to prepare the thin copper-clad invar sheet material.

本发明是利用电镀法制备薄覆铜因瓦片材。

10.The aerospace industry relies on invar for components that require high dimensional stability.

航空航天行业依赖于invar来制造需要高尺寸稳定性的部件。

11.Invar's unique properties make it ideal for creating precise measuring devices.

invar的独特性能使其非常适合制造精密测量设备。

12.Engineers chose invar for the frame of the optical telescope to ensure accuracy.

工程师选择invar作为光学望远镜的框架，以确保准确性。

13.Due to its low thermal expansion, invar is often used in the manufacturing of clocks.

由于其低热膨胀性，invar常用于钟表制造。

14.The precision instruments in our lab are made from invar, which minimizes thermal expansion.

我们实验室的精密仪器采用invar材料，能最大限度地减少热膨胀。

作文

In the world of materials science, the term invar refers to a specific alloy that is known for its unique properties, particularly its low coefficient of thermal expansion. This means that invar expands and contracts very little when subjected to changes in temperature, making it an ideal choice for applications where precision is crucial. The composition of invar typically consists of iron mixed with about 36% nickel, which contributes to its stability and resilience under varying thermal conditions.One of the most significant applications of invar is in the manufacturing of precision instruments and devices. For instance, in the field of metrology, where accurate measurements are essential, invar rods and components are frequently used to ensure that tools like calipers and gauges maintain their accuracy despite temperature fluctuations. Without the use of invar, the reliability of these instruments would be severely compromised, leading to potential errors in measurements that could have far-reaching consequences.Moreover, invar is also utilized in the aerospace industry. Aircraft components often undergo significant temperature variations during flight, and the materials used must withstand these changes without deforming. The properties of invar allow it to maintain structural integrity, ensuring that critical components such as wing spars and fuselage sections do not warp or bend. This characteristic is particularly important in the design of spacecraft, where precision is paramount to mission success.In addition to its industrial applications, invar has also found its way into the world of horology, the study and measurement of time. High-end watches often incorporate invar in their mechanisms to enhance accuracy and reduce the effects of temperature changes on the timekeeping elements. The use of invar in watchmaking exemplifies how this alloy can bridge the gap between functionality and craftsmanship, providing both reliability and aesthetic appeal.Another interesting aspect of invar is its role in scientific research. In laboratories, researchers often require materials that exhibit minimal thermal expansion for experiments that demand high precision. The unique properties of invar make it a valuable material in this context, allowing scientists to conduct experiments without the interference of thermal distortion. This capability is particularly beneficial in fields like physics and engineering, where even the slightest deviation can lead to incorrect conclusions.Despite its many advantages, working with invar does come with challenges. The alloy can be more difficult to machine than other materials, requiring specialized tools and techniques to shape and form it effectively. Additionally, while invar is resistant to corrosion, it still requires careful handling to avoid damage during manufacturing processes.In conclusion, invar is a remarkable alloy with a wide range of applications across various industries. Its low coefficient of thermal expansion makes it an invaluable resource in fields that demand precision and reliability. From metrology to aerospace and horology, the impact of invar is profound, showcasing the importance of material science in modern technology. As we continue to explore new advancements and applications, the significance of invar will undoubtedly remain at the forefront of innovation, proving that sometimes, the smallest details can make the biggest difference.

在材料科学的世界中，术语invar指的是一种特定的合金，以其独特的性质而闻名，特别是其低热膨胀系数。这意味着invar在温度变化时扩展和收缩非常少，使其成为精度至关重要的应用的理想选择。invar的组成通常由铁与约36%的镍混合，这有助于其在不同热条件下的稳定性和韧性。invar最重要的应用之一是在精密仪器和设备的制造中。例如，在计量学领域，准确的测量至关重要，通常使用invar杆和组件来确保卡尺和量规等工具在温度波动下保持其准确性。如果不使用invar，这些仪器的可靠性将受到严重损害，导致测量错误，可能产生深远的后果。此外，invar还被广泛应用于航空航天工业。飞机组件在飞行过程中经常经历显著的温度变化，所用材料必须能够承受这些变化而不变形。invar的特性使其能够保持结构完整性，确保关键组件如机翼梁和机身部分不会扭曲或弯曲。这一特性在航天器的设计中尤为重要，因为精度是任务成功的关键。除了工业应用，invar还进入了钟表学的领域，即时间的研究和测量。高端手表通常在其机制中采用invar以增强准确性，并减少温度变化对计时元件的影响。在制表中使用invar展示了这种合金如何在功能性和工艺之间架起桥梁，提供可靠性和美学吸引力。invar的另一个有趣方面是它在科学研究中的角色。在实验室中，研究人员通常需要表现出极小热膨胀的材料，以进行要求高精度的实验。invar的独特特性使其在此背景下成为一种宝贵的材料，使科学家能够在不受热畸变干扰的情况下进行实验。这种能力在物理学和工程等领域尤其有益，因为即使是微小的偏差也可能导致错误的结论。尽管有许多优点，与invar合作也面临挑战。这种合金的加工可能比其他材料更困难，需要专业的工具和技术来有效地塑造和成型。此外，虽然invar耐腐蚀，但在制造过程中仍需小心处理，以避免损坏。总之，invar是一种卓越的合金，在各个行业中具有广泛的应用。其低热膨胀系数使其成为那些要求精度和可靠性的领域中不可或缺的资源。从计量学到航空航天和制表，invar的影响深远，展示了材料科学在现代技术中的重要性。随着我们继续探索新的进展和应用，invar的重要性无疑将继续处于创新的前沿，证明有时，最小的细节可以带来最大的不同。