When the power machines of wind-tunnel work such as alternating-currentmachine governor and direct-current machine governor and relay, they will bring about strong interference.
风洞中交流电机调速器、直流电机调速器及继电器等动力设备运行时将产生强干扰。
2
Analyse principle of operation, technology feature of single-phase alternatingcurrent induced liquid metal electromagnetic pump wave soldering machine.