shielded cable

简明释义

屏蔽电缆

英英释义

例句

1.For outdoor installations, it is advisable to choose a shielded cable 屏蔽电缆 to protect against weather conditions.

对于户外安装，建议选择屏蔽电缆 shielded cable 以保护免受天气影响。

2.Using a shielded cable 屏蔽电缆 can significantly improve the performance of your network.

使用屏蔽电缆 shielded cable 可以显著提高网络性能。

3.In industrial environments, using a shielded cable 屏蔽电缆 helps reduce electromagnetic interference.

在工业环境中，使用屏蔽电缆 shielded cable 有助于减少电磁干扰。

4.A shielded cable 屏蔽电缆 is often used in data centers to maintain signal integrity.

在数据中心中，通常使用屏蔽电缆 shielded cable 来保持信号完整性。

5.When connecting audio equipment, a shielded cable 屏蔽电缆 is essential for preventing noise.

在连接音频设备时，使用屏蔽电缆 shielded cable 是防止噪音的关键。

作文

In the world of electrical engineering and telecommunications, the importance of using the right type of cables cannot be overstated. One such type of cable that has gained significant attention is the shielded cable. This specialized cable is designed to protect against electromagnetic interference (EMI) and radio frequency interference (RFI), making it essential for various applications where signal integrity is crucial.The construction of a shielded cable typically involves an inner conductor surrounded by an insulating layer, which is then encased in a conductive shield. This shield can be made from materials such as copper or aluminum and serves to block external electromagnetic fields from disrupting the signals being transmitted through the cable. The effectiveness of a shielded cable in reducing interference makes it ideal for use in environments where electronic devices are densely packed, such as in industrial settings, data centers, and communication networks.One of the primary advantages of using shielded cables is their ability to maintain signal quality over longer distances. In situations where unshielded cables might suffer from degradation due to noise, shielded cables ensure that the data transmitted remains clear and reliable. This is particularly important in high-frequency applications, such as video transmission and high-speed internet connections, where any loss of signal can lead to significant issues.Moreover, shielded cables are also beneficial in reducing crosstalk between adjacent wires. Crosstalk occurs when signals from one wire interfere with those of another, which can lead to data corruption. By employing a shielding mechanism, these cables help to isolate individual conductors, thereby minimizing the risk of crosstalk and ensuring that each signal remains distinct.In addition to their technical advantages, shielded cables also contribute to safety in electrical installations. By preventing unintended electromagnetic radiation, these cables reduce the risk of interference with other electronic devices, which can be critical in sensitive environments like hospitals or research laboratories. Furthermore, the shielding helps to protect the cable itself from external physical damage, enhancing its durability and longevity.However, it is essential to note that while shielded cables offer many benefits, they can also be more expensive than their unshielded counterparts. This cost factor may lead some individuals or organizations to opt for cheaper alternatives. Nevertheless, when considering the potential costs associated with poor signal quality or interference-related issues, investing in shielded cables often proves to be a wise decision in the long run.In conclusion, the role of shielded cables in modern technology cannot be ignored. Their ability to protect against interference, maintain signal integrity, and enhance safety makes them an indispensable component in various applications. As technology continues to evolve and the demand for high-quality data transmission increases, the reliance on shielded cables will likely become even more pronounced. Understanding their significance and proper application is crucial for anyone involved in the fields of electrical engineering and telecommunications, as these cables play a vital role in ensuring efficient and reliable communication systems.

在电气工程和电信的世界中，使用正确类型的电缆的重要性不容小觑。其中一种受到广泛关注的电缆是屏蔽电缆。这种专用电缆旨在防止电磁干扰（EMI）和射频干扰（RFI），因此在信号完整性至关重要的各种应用中显得尤为重要。屏蔽电缆的结构通常包括一个内导体，外面包裹着绝缘层，然后再包裹在导电屏蔽层中。这个屏蔽层可以由铜或铝等材料制成，旨在阻挡外部电磁场对电缆传输信号的干扰。屏蔽电缆减少干扰的有效性使其非常适合用于电子设备密集的环境，例如工业环境、数据中心和通信网络。使用屏蔽电缆的主要优点之一是它们能够在较长距离内保持信号质量。在一些情况下，未屏蔽的电缆可能由于噪声而遭受信号退化，而屏蔽电缆确保传输的数据保持清晰可靠。这在高频应用中尤为重要，例如视频传输和高速互联网连接，在这些情况下，任何信号丢失都可能导致重大问题。此外，屏蔽电缆还有助于减少相邻导线之间的串扰。串扰发生在一根导线的信号干扰另一根导线的信号时，这可能导致数据损坏。通过采用屏蔽机制，这些电缆有助于隔离各个导体，从而最小化串扰的风险，确保每个信号保持独特。除了技术优势之外，屏蔽电缆还在电气安装中提高了安全性。通过防止意外的电磁辐射，这些电缆减少了与其他电子设备干扰的风险，这在医院或研究实验室等敏感环境中至关重要。此外，屏蔽层有助于保护电缆本身免受外部物理损坏，提高其耐用性和使用寿命。然而，值得注意的是，虽然屏蔽电缆提供了许多好处，但它们的成本可能高于未屏蔽的电缆。这一成本因素可能导致一些个人或组织选择更便宜的替代品。然而，当考虑到因信号质量差或干扰相关问题而产生的潜在成本时，投资于屏蔽电缆往往在长期看来是明智的决定。总之，屏蔽电缆在现代科技中的作用不可忽视。它们保护干扰、维护信号完整性和增强安全性的能力，使其在各种应用中成为不可或缺的组成部分。随着技术的不断发展和对高质量数据传输的需求增加，对屏蔽电缆的依赖可能会变得更加明显。理解它们的重要性和正确应用对任何参与电气工程和电信领域的人来说都是至关重要的，因为这些电缆在确保高效和可靠的通信系统中发挥着至关重要的作用。