物理屏蔽设计：槽式电缆桥架采用金属材质制作，形成了物理屏蔽，能有效阻隔外部干扰和电磁波的影响，保护电缆传输过程中不受外界电磁干扰的影响。

Physical shielding design: The trough type cable tray is made of metal material, forming a physical shielding that can effectively block the influence of external interference and electromagnetic waves, protecting the cable from external electromagnetic interference during transmission.

防腐蚀处理：为提高电缆桥架的耐用性和稳定性，采用了防腐蚀处理，常见的方式是对金属材质进行镀锌处理或使用不易受腐蚀的材料制造，从而保护桥架免受潮湿、化学物质等环境因素的侵蚀。

Anti corrosion treatment: In order to improve the durability and stability of cable trays, anti-corrosion treatment is adopted. The common method is to galvanized the metal material or manufacture it with materials that are not easily corroded, in order to protect the tray from environmental factors such as moisture and chemicals.

防水防尘设计：槽式电缆桥架结构设计通常考虑了防水和防尘的要求，确保电缆在安装过程中不易受到水或灰尘的影响，保证电缆的传输和稳定运行。

Waterproof and dustproof design: The structural design of trough type cable tray usually considers the requirements of waterproofing and dustproof, ensuring that the cable is not easily affected by water or dust during installation, and ensuring the safe transmission and stable operation of the cable.

符合相关标准和规范：槽式电缆桥架的设计制造通常符合相关的标准或行业规范，保证了其防护性能和使用性，例如防火标准、电气标准等。

Compliance with relevant standards and specifications: The design and manufacturing of trough cable trays usually comply with relevant national standards or industry norms, ensuring their protective performance and safety of use, such as fire safety standards, electrical safety standards, etc.

结构合理性：槽式电缆桥架的结构设计合理，采用模块化设计，易于安装和维护，有助于保持其防护功能的持续性和稳定性。

Structural rationality: The structural design of the trough type cable tray is reasonable, adopting a modular design, which is easy to install and maintain, and helps to maintain the continuity and stability of its protective function.

综上所述，槽式电缆桥架通过金属物理屏蔽、防腐蚀处理、防水防尘设计、符合标准规范和合理的结构设计等方式，实现了对电缆的有效防护，确保电缆传输的稳定性和性。

In summary, trough type cable trays achieve effective protection of cables through metal physical shielding, anti-corrosion treatment, waterproof and dustproof design, compliance with standard specifications, and reasonable structural design, ensuring the stability and safety of cable transmission.