high frequency resistance welding machine

例句：

1. 1. This high-frequency resistancewelding machine is very efficient incutting metal.
   这种高频电阻焊机在切割金属方面非常高效。
2. 2. Thetechnicians used this high-frequency resistance weldingmachine to repair the damaged parts ofthe car.
   技术人员使用这种高频电阻焊机来修理汽车的损坏部件。
3. 3. Thehigh-frequency resistance welding machinewas used to join two pieces of metaltogether quickly and efficiently.
   高频电阻焊机被用来快速而有效地将两块金属连接在一起。