UID:436238
UID:465716
UID:420344
UID:272066
UID:22372
UID:320467
UID:486653
UID:481056
UID:479678
UID:647398
UID:49394
UID:463147
UID:637596
使用水基助焊剂
红胶板过波峰焊
0.4 Pitch BGA四
0603元件贴片焊