12mm x 20m(不含配件)- DLD2001202012mm x 30m(不含配件)- DLD2001203020mm x 20m(不含配件)- DLD2002002020mm x 30m(无配件)- DLD20020030
12mm x 20m(带配件)- DLD2101202012mm x 30m(带配件)- DLD2101203020mm x 20m(带配件)- DLD2102002020mm x 30m(带配件)- DLD21020030