YUAV UA LI CAS SOLDER:
1) Tshem tawm cov av, xeb lossis pleev xim rau ntawm qhov koj xav tau.
2) Ua kom sov qhov chaw nrog cov hlau soldering.
3) Siv rosin-raws li solder rau ib feem thiab yaj nws nrog cov hlau soldering.
Lus Cim: Thaum siv cov khoom siv uas tsis yog rosin-raws li cov khoom siv, nco ntsoov siv cov tshuaj txhuam hniav rau qhov ua ntej siv lub tshuab.
4) Tos rau lub solder kom txias thiab hardened ua ntej tsiv mus rau qhov soldered.
Post lub sij hawm: May-18-2018