insulators

简明释义

英[ˈɪn.sjʊ.leɪ.təz]美[ˈɪn.sə.leɪ.tərz]

n. [电]绝缘子；[物]绝缘体；绝缘工（insulator 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.There exist neither perfect insulators nor perfect conductors, for all substances offer opposition to the flow of electric current.

没有绝对的绝缘体也没有绝对的导体，因为一切物体对电流都有阻力。

2.Teflon, polyethylene, and sapphire are examples of good quality insulators, but avoid materials like phenolics and nylon.

特富龙、聚乙烯和蓝宝石是高质量绝缘材料的例子，但要避免使用酚醛塑料和尼龙等材料。

3.But for the crystal to do its job, those elements must also be electrical insulators.

但是，要用晶体来完成任务的话，那些成分就必须也是电子绝缘体。

4.Excess humidity can reduce insulation resistance on PC boards and in test connection insulators.

过高的湿度会降低印制电路板和测试连接绝缘子的绝缘电阻。

5.Natural fabrics like silk and wool are better insulators than synthetics.

丝绸和羊毛之类的纯天然织物比合成纤维更加保暖。

6.Wherever conductors are needed insulators will be indispensable.

凡需要导体的地方，绝缘体必不可少。

7.Insulators and fittings for overhead lines. Metal fittings. Galvanized square tubes (TG).

架空线路用绝缘子和配件。金属配件。镀锌方管(TG)。

8.While pulling out the drill, crossbeams (metal structures on which insulators and conductors are mounted) are attached to a new support.

当拉出钻头时，横梁(上面缠有绝缘体和导体的金属结构)将它架起，形成一个新的支架。

9.Insulators and fittings for overhead lines. Metal fittings. Double-stop conductor arrangement (AD).

架空线路用绝缘子和配件。金属配件。双制动导线配置(ad)。

10.Thermal insulators are essential in designing energy-efficient homes.

热绝缘体在设计节能住宅中至关重要。

11.In cold climates, buildings use foam insulators to retain heat.

在寒冷的气候中，建筑物使用泡沫绝缘体来保持热量。

12.The power lines are suspended with ceramic insulators to avoid electrical leakage.

电力线用陶瓷绝缘体悬挂，以避免电泄漏。

13.Electrical wires are often covered with insulators to prevent accidental shocks.

电线通常覆盖有绝缘体以防止意外电击。

14.Glass insulators are commonly used in outdoor electrical installations.

玻璃绝缘体通常用于户外电气安装。

作文

In our modern world, the importance of materials that can effectively control the flow of electricity cannot be overstated. Among these materials, insulators (绝缘体) play a crucial role in ensuring the safety and efficiency of electrical systems. An insulator is defined as a substance that resists the flow of electric current. This property makes insulators essential in various applications, from household wiring to complex industrial machinery.One of the most common examples of insulators is rubber. Rubber is widely used in electrical cables because it prevents accidental contact with live wires, thereby protecting users from electric shocks. Similarly, glass is another excellent insulator that has been used for decades in power lines and electrical components. The ability of these materials to withstand high voltages without conducting electricity is what makes them indispensable in the field of electrical engineering.The role of insulators extends beyond just safety; they also contribute to the overall efficiency of electrical systems. For instance, in high-voltage transmission lines, insulators are used to keep the wires suspended and insulated from the ground. This helps to minimize energy loss during transmission, ensuring that electricity reaches consumers efficiently. In this way, insulators not only protect individuals but also enhance the performance of electrical networks.Moreover, the development of new insulators is an area of active research. Scientists are continually looking for materials that offer better insulating properties while being environmentally friendly. For example, some researchers are exploring the use of biodegradable materials as insulators in order to reduce the environmental impact of traditional insulating materials. This innovation could lead to more sustainable practices in the electrical industry.In addition to their practical applications, insulators also have a significant impact on our daily lives. Every time we flip a switch or plug in an appliance, we rely on insulators to keep us safe from electric hazards. Without these materials, our homes and workplaces would be far less safe. Furthermore, the presence of effective insulators allows us to enjoy the conveniences of modern technology without fear of electrical accidents.In conclusion, insulators (绝缘体) are vital components in the realm of electricity. Their ability to prevent the flow of electric current not only enhances safety but also improves the efficiency of electrical systems. As technology continues to advance, the demand for innovative and sustainable insulators will only grow. Understanding the significance of insulators helps us appreciate the intricate balance between safety and functionality in our increasingly electrified world. Therefore, recognizing the importance of these materials is essential for both consumers and professionals in the electrical industry.

在我们现代世界中，有效控制电流流动的材料的重要性不容低估。在这些材料中，insulators（绝缘体）在确保电气系统的安全性和效率方面发挥着至关重要的作用。insulator被定义为一种抵抗电流流动的物质。这种特性使得insulators在各种应用中至关重要，从家庭电线到复杂的工业机械。最常见的insulators示例之一是橡胶。橡胶广泛用于电缆，因为它可以防止意外接触带电导线，从而保护用户免受电击。同样，玻璃也是一种优秀的insulator，几十年来一直用于电力线和电气元件。这些材料能够承受高电压而不导电的能力，使它们在电气工程领域不可或缺。insulators的角色不仅限于安全；它们还对电气系统的整体效率做出贡献。例如，在高压输电线路中，insulators用于将电线悬挂并与地面绝缘。这有助于最小化传输过程中的能量损失，确保电力高效地到达消费者。通过这种方式，insulators不仅保护个人，还提高了电力网络的性能。此外，新型insulators的发展是一个活跃的研究领域。科学家们不断寻找提供更好绝缘性能且环保的材料。例如，一些研究人员正在探索使用生物可降解材料作为insulators，以减少传统绝缘材料对环境的影响。这一创新可能会导致电气行业更可持续的实践。除了其实际应用，insulators还对我们的日常生活产生了重大影响。每当我们打开开关或插入电器时，我们都依赖insulators来保护我们免受电气危害。如果没有这些材料，我们的家庭和工作场所将远没有那么安全。此外，有效的insulators的存在使我们能够在没有电气事故恐惧的情况下享受现代科技的便利。总之，insulators（绝缘体）是电力领域至关重要的组成部分。它们防止电流流动的能力不仅增强了安全性，还提高了电气系统的效率。随着技术的不断进步，对创新和可持续insulators的需求只会增加。理解insulators的重要性帮助我们欣赏在日益电气化的世界中安全与功能之间的微妙平衡。因此，认识到这些材料的重要性对电气行业的消费者和专业人士来说都是至关重要的。