Visually, the fillets will appear as having a matte finish, not as bright and shiny as the tin/lead alloy.

 
  • 此外,無(wú)鉛合金的焊點(diǎn)表面并不像錫/鉛合金那么明亮、光滑。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan