Kev siv thiab kev saib xyuas ntawm cov hlau taub hau
Txhawm rau tiv thaiv oxidation ntau dua thaum siv cov hlau nplaum, nws xav tau kev saib xyuas:
1. So lub hau ntawm cov hlau uas siv rau ntawm daim txhuam cev ntub dej
2. Kho cov hlau soldering kom txog 250 degree
3. Ntxiv cov tin rau saum npoo ntawm cov hlau taub hau sib npaug, tsis muaj dej
4. Kho qhov kub thiab txias mus rau qhov qis tshaj los yog tua cov hlau soldering thiab muab nws rov qab rau ntawm cov hlau soldering.
