PET板+【【PET板】+【PET板】】
PTFE板+【PTFE板】+..
PVDF板+【PVDF板】+..
进口PEEK棒+【进口PEE..
PET板+【【PET板】+【..
PET棒+【【PET棒】+【..
PEEK棒+【【PEEK棒】..