-
Π
ɫĩ
-
ɷ֣
AL2O3
-
64.5%
-
;
ȼԭX䄩
-
b
Π
ɫĩ
ɷ֣
AL2O3
64.5%
;
ȼԭX䄩
b
؟չʾϢI(y)ṩݵ挍ʴ_ԺͺϷɰl(f)I(y)ؓ؟XW˲ГκαC؟鱣҂hxXW XI(y)ͨTѣՈÑӏϢ挍Լl(f)cY|eҪ
LUʾ(chung)I(y)LUͶY֔p_(chung)\ƽ_Se0571-89937588