The quartz is placed between the metallic electrodes, the elliptical-core dual-mode fiber is wound onto the circumferential surface of the quartz in the sensor of this transducer. The gas is air or mixed with air and SF6. The sensor can bear 145 kV high voltage and ensure the normal measure.
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Electrical earthing is an important measure to ensure the normal operation and equipment safety.
电气接地是保障电气系统正常运行和设备安全的重要措施。
For the hidden trouble in road subgrade stability by the influence from rainfall the paper puts forward the measure for treatment so as to ensure the normal use of roads.
并对由于雨水的影响，造成道路路基稳定性存在的隐患，提出了处理措施，以保证道路的正常使用。
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