What Does how long does it take antminer s19 to mine 1 bitcoin Mean?
Solder paste column M705, flux, board washing water with complete alcohol; board washing h2o is employed to clean up the solder residue just after repair; thermal gel (specification: Fujipoly SPG-30B) is used to smear the floor from the chip after repair ；ball-planting steel mesh, solder absorption wire, solder ball (the ball diameter is usually