qkpcm User ???SP2??????????????!
?????????????,??SP2????????????!?????????SP2?????????????????,????????
SP2??????????
SP2????????????,?????????????????????????????????????,????????????????????????????,???????????
????????
???SP2?????????,??????????(VG)????(PG)????(??)????????????????????,??????????????????????????
?????????
???????SP2???,???????????,????????????,?3%???????,????????????????????????,??????????
?????????
??sp2???,?????????,?????????????"?"?????????5-10?????,??????????????????????,???????????
?????????
?SP2 ?????????????????,????????????????????????,????????????????????,?????????
???????
???????SP2????????????????????????,?????15-25°C????????????,??????2??????????????
??
SP2?????????????,??????????????????????????????????????,????????,??????????????????????,???????,??????????????????