的意思 strike arc

1. The welder carefully struck the arc to start joining the metal pieces together.
焊工小心地打起弧光，开始连接金属件。

2. It took a few tries to strike the arc properly and get a clean weld.
需要几次尝试才能正确打起弧光，得到一个干净的焊接。

3. The electrician used a special tool to strike the arc and create a spark.
电工使用特殊工具打起了弧光，制造出火花。

4. Make sure to wear proper safety gear before striking the arc to protect yourself.
在打起弧光之前，确保穿上适当的安全装备以保护自己。

5. The student learned how to strike the arc in their welding class.
学生在焊接课上学会了如何打起弧光。

6. The experienced welder can strike the arc effortlessly and produce high-quality welds.
经验丰富的焊工可以轻松地打起弧光，并产生高质量的焊接。