Among the three kinds of experimental fluxes the water soluble YH-61 flux is the best flux for Ni-P alloy film, but rosin fluxes of nonactive and modified by bromo-salicylic acid are not suitable for soldering of Ni-P alloy film.

 
  • 在試驗的三種助焊劑中;普通松香和溴化水楊酸改性松香焊劑(SD)不適于Ni-P層的焊接;只有YH-61水溶性焊劑才適于化學(xué)鍍Ni-P層的焊接.
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan