cathode power connection

例句：

1. 1. The device requires a precise cathode power connection to function properly.
   该设备需要精确的阴极电源连接才能正常工作。
2. 2. During the manufacturing process, the cathode power connection is critical for ensuring quality control.
   在生产过程中，阴极电源连接对于确保质量控制至关重要。
3. 3. The engineer carefully checked the cathode power connection to ensure it was securely fastened.
   工程师仔细检查了阴极电源连接，以确保它被牢固地固定。