“soldering tin”造句，怎麼用soldering tin造句

933D has dual function of tweezers and soldering pen. Tweezers is used for soldering tiny component in a dense circuit board to avoid affecting the components nearby.

Huizhou taiyuan metals soldering tin products Co. LTD.

Suitable for reflow when cheat protection, electronic circuit boards wave soldering tin stove and shelter.

The soldering tin jet device according to the invention has the advantage that: the tin surface is level and uniform and soldering yield can be enhanced.

Apply to factory and individual electronic product soldering tin handle.