ChemicalBook >?? ???? >PTFE lining
PTFE lining
|
|
PTFE lining ??
??
PTFE lining ?? ??
???( 1)?? ??
| ??? | ?? | ??? | ?? | ?? ? | ?? |
|---|---|---|---|---|---|
| Nantong preservation of the staircase tetrafluoroethane Technology Co., Ltd. | -- |
sales@china-4f.com | China | 134 | 38 |