conventional welding current

例句：

1. 1.The conventional welding current is crucialfor the quality of the weldedjoints.
   传统焊接电流对于焊缝质量至关重要。
2. 2.The engineer used a high-voltage power supply to achieve the required welding current.
   工程师使用高压电源来达到所需的焊接电流。
3. 3. The welding processrequires precise control of the weldingcurrent to avoid damaging the workpiece.
   焊接过程需要精确控制焊接电流，以避免损坏工件。