A.103uf B.10uf C.0.10uf D.1uf
A.加锡量不足 B.焊锡未完全包覆焊接零件 C.在焊接点上重新加热到熔点后加锡
A.IQC B.IPQC C.FQC D.OQC
A、901 B、904 C、913 D、915