The device can be widely applied to energy of life and industrial fields for use and arranged on the energy pipeline for energy saving, environmental protection and safety assurance.
本装置可广泛应用于生活及工业领域的能源使 用，可以安装在能源管道上起节能、环保、安全保障作用。
3
Electric supply of filament adopts constant voltage device, which has high voltage stabilizing accuracy, long life and distinct energy-saving efficiency.