某些焊锡膏对于镀锡表面具有良好的效果，但对裸铜osp的焊接效果则很差。
Some pastes do well with tinned surfaces but solder poorly bare copper OSP.
适用七股以上的铜包铝、铜包钢、裸铜线、漆包线、合金线镀锡线绞合。
Applied to the stranding of seven units of copper winding aluminum, copper winding steel, bare copper cable, painting winding wire, alloy wire and tin plated wire.
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