English
English
العربية
Español
Português
Русский
中文
??????? ???
???? ?? ??????
?????? ????????
???? ????? ????? ????????
??????? ???
???? ?? ??????
?????? ????????
???? ?????????
????????
???????
????? feiting ???????
??????
??????? ??????? ???????
???? ??????
???? ?????????
Home
>
???? ?????????
???? ?????????
??????????????
????? ??????
????? ??????? ?????
??????? ??????
EPC ???? (?????? ????? ????????)
SASOL ????? ????? ?????? ????????? ??????? ?????????
详细说明
??? ???????: SASOL ????? ????? ??????-USA
??????: ???????? SAWL ASTM A671 CC60 CL32
?????: O.D 30 "-72"
关闭返回