pcba??,?????????
?.pcb??????
pcb??????????????,??,????????????????pcb???????,??????????pcba?????????????
(1) smt????????pcb????pcb???????,????20" x 24",?508mm x 610mm(????)?
(2)?????smt?????????????,?????????????,???????
(3)??????pcb???????,??????????????
?pcb???????
(1)?????,pcb?????????460mm x 610mm????
(2)???????(200~250 ) mm x ( 250~350 ) mm,????<2,
(3)????<125mm x 125mm?pcb,??????????
?.pcb??????
smt??????????pcb?,??????????pcb,?????????pcb?
?pcb???????
(1) pcb???????????????
(2)????????????,???????pcb???????????????????,????????????,????????????????
(3)?smt?,?????,?????????????????,????????,??????????
(4)?????????????????????????,??????????((1~1.5) x 45????,??????
?.???????
??????????????????,?????????????,????????3.5mm???
?????????
(1)??????pcb???,????pcb,??????????????;???????????????????
(2)???pcb????????????????,??8-8,?????????5.0mm,???????.????????????
(3)????,smt????????,????2.5mm???????
?.???????
?????????????????pcb????,??,???????????
?????????
(1)??pcb,??????????,???????,?????????,??????,???????
???????????,?????????????,?????2.4mm?3.0mm?
??????????????pcb???pcb,?????????,??????
???????????2????
???????????5.0mm??,????????????,?????pcb?????
(2)????pcb(??????pcba),????????????,??,??????????????,????????????????