preventive choke coil

机械专业英语词... ... prevention of scale 防垢 preventive choke coil 保安扼流线圈 preventive control 预防性控制，预防控制 ...

机械英汉词典-机械资讯-马棚网... ... preventive choke coil 保安扼流圈 preventive maintenance 预防性维修，预防性维护 ...