PTFE圆形条50φx1000L [规格...
PTFE圆形条45φx1000L [规格...
ptfe圆条40φx1000l [规格]...
PTFE圆形条35φx1000L [规格...
PTFE圆形条30φx1000L [规格...
PTFE圆形条25φx1000L [规格...
PTFE圆形条22φx1000L [规格...
PTFE圆形条20φx 1000L [规...