piezoelectric

简明释义

英[piːˌeɪzəʊɪˈlektrɪk]美[paɪˌizoɪˈlektrɪk]

adj. [电] 压电的

英英释义

单词用法

同义词

反义词

例句

1.For decades, scientists have pumped electricity into piezoelectric materials for use in environmental sensors, speakers and other devices.

几十年以来，科学家们已经能够将电能灌入压电材料，以用于环境传感器、扬声器与其他设备。

2.The next step is to take apart the to get the piezoelectric ignitor.

下一步就是要采取除了得到压电电点火器。

3.The wafer is a piezoelectric resonator, expanding and contracting in response to electrical voltages at a precise, extremely high frequency.

该晶片是一个压电谐振器，以精准而极高的频率对电压作出反馈，进行放大和收缩。

4.That asymmetry makes the plastic piezoelectric: it changes shape when it encounters an electric field.

这个不均衡导致了塑料具有压电性，会随着电压的改变而改变形状。

5.So McAlpine’s team created nanoscale piezoelectric devices.

所以，麦奥平团队发明了纳米级压电装置。

6.The design process of the piezoelectric force sensor in the insole plantar pressure distribution measurement system was introduced.

摘要介绍了鞋垫式足底压力分布测量系统中压电陶瓷力传感器的设计过程。

7.The wires produce electricity when under mechanical stress, called the piezoelectric effect.

当在机械应力作用下导线产生电能，这被称之为压电效应。

8.The piezoelectric elements contain ceramics that generate electricity on being deformed.

压电元件由陶瓷制成，受力变形则会产生电力。

9.The main thing at work in the fibres is a type of piezoelectric polymer.

声学纤维中起主要作用的是一种名为“压电性聚合物”的物质。

10.The piezoelectric 压电 effect can convert mechanical stress into electrical energy.

压电效应可以将机械应力转化为电能。

11.The new smartphone uses a piezoelectric 压电 sensor to enhance its touch response.

这款新智能手机使用了一个压电传感器来增强其触摸响应。

12.Researchers are developing piezoelectric 压电 materials for use in energy harvesting devices.

研究人员正在开发用于能量收集设备的压电材料。

13.Many modern sensors rely on piezoelectric 压电 technology to function effectively.

许多现代传感器依赖于压电技术以有效工作。

14.In medical imaging, piezoelectric 压电 crystals are crucial for ultrasound machines.

在医学成像中，压电晶体对超声波机器至关重要。

作文

The concept of piezoelectric materials is fascinating and plays a crucial role in various modern technologies. To understand this term better, we must first delve into its meaning and applications. The word piezoelectric refers to the ability of certain materials to generate an electric charge in response to applied mechanical stress. This phenomenon occurs in specific crystals and ceramics, making them valuable in a variety of fields, including electronics, sensors, and actuators.One of the most common applications of piezoelectric materials is in the manufacturing of sensors. For instance, piezoelectric sensors are widely used in automotive technology to monitor pressure changes within tires. When the tire experiences stress, the piezoelectric material generates an electrical signal that can be measured, allowing for real-time monitoring of tire conditions. This application not only enhances safety but also improves fuel efficiency by ensuring that tires are optimally inflated.In addition to sensors, piezoelectric materials are integral to the functioning of actuators. These devices convert electrical energy into mechanical motion. A practical example can be found in inkjet printers, where piezoelectric elements control the ejection of ink droplets onto paper. By applying a voltage to the piezoelectric material, it deforms and creates a pressure wave that forces the ink out of the nozzle. This precise control allows for high-resolution printing, demonstrating the significance of piezoelectric technology in everyday life.Furthermore, piezoelectric materials are utilized in medical ultrasound devices. These devices rely on piezoelectric transducers to convert electrical signals into sound waves, which then penetrate the body and reflect back to create images of internal organs. This non-invasive imaging technique has revolutionized diagnostics in medicine, showcasing how piezoelectric technology can have profound impacts on healthcare.The future of piezoelectric materials looks promising as researchers continue to explore new applications. For example, there is ongoing research into using piezoelectric materials in energy harvesting systems. These systems capture and convert ambient mechanical energy—such as vibrations from footsteps or traffic—into usable electrical energy. This could lead to advancements in self-powered devices, reducing reliance on batteries and contributing to sustainable energy solutions.In conclusion, the term piezoelectric encompasses a wide range of applications that significantly impact our daily lives. From enhancing vehicle safety with tire pressure sensors to enabling advanced medical imaging techniques, piezoelectric materials are essential components in modern technology. As research advances, the potential for new innovations utilizing piezoelectric effects is vast, paving the way for a more efficient and sustainable future. Understanding piezoelectric technology not only enriches our knowledge of materials science but also highlights the interconnectedness of science and technology in solving real-world problems.

‘压电’材料的概念令人着迷，并在各种现代技术中发挥着至关重要的作用。为了更好地理解这个术语，我们必须首先深入探讨它的含义和应用。‘压电’一词指的是某些材料在施加机械应力时产生电荷的能力。这种现象发生在特定的晶体和陶瓷中，使它们在电子、传感器和执行器等多个领域中具有重要价值。‘压电’材料最常见的应用之一是在传感器的制造中。例如，‘压电’传感器在汽车技术中被广泛使用，以监测轮胎内的压力变化。当轮胎受到应力时，‘压电’材料会生成可以测量的电信号，从而实现对轮胎状况的实时监控。这一应用不仅提高了安全性，还通过确保轮胎最佳充气来改善燃油效率。除了传感器，‘压电’材料在执行器的功能中也至关重要。这些设备将电能转化为机械运动。一个实际的例子可以在喷墨打印机中找到，其中‘压电’元件控制墨滴喷射到纸上。通过对‘压电’材料施加电压，它会变形并产生压力波，迫使墨水从喷嘴中喷出。这种精确控制实现了高分辨率打印，展示了‘压电’技术在日常生活中的重要性。此外，‘压电’材料在医学超声设备中也得到了应用。这些设备依赖于‘压电’传感器将电信号转化为声波，这些声波穿透身体并反射回来以创建内部器官的图像。这种非侵入性的成像技术彻底改变了医学诊断，展示了‘压电’技术对医疗保健的深远影响。‘压电’材料的未来看起来前景广阔，因为研究人员继续探索新的应用。例如，目前正在进行的研究探讨如何在能量收集系统中使用‘压电’材料。这些系统捕获并转换环境机械能——例如来自脚步或交通的振动——为可用的电能。这可能导致自供电设备的进步，减少对电池的依赖，并有助于可持续能源解决方案。总之，‘压电’这一术语涵盖了广泛的应用，对我们的日常生活产生了显著影响。从通过轮胎压力传感器增强车辆安全性，到实现先进医学成像技术，‘压电’材料是现代技术的基本组成部分。随着研究的进展，利用‘压电’效应的新创新潜力巨大，为更高效和可持续的未来铺平了道路。理解‘压电’技术不仅丰富了我们对材料科学的知识，也突显了科学与技术在解决现实问题中的相互联系。