simple hose lay 不接支线的水带干线

hose lay 水带的铺设

progressive hose lay 逐步分流式水带铺设

progre ive hose lay 逐步分流式水带铺设

simple e hose lay 不接支线的水带干线

progressive E hose lay 逐步分流式水带铺设

pvc lay flat hose 水带

Hose systems with lay-flat hose 具有平铺水龙带的水龙带系统

lay-flat hose 消防胶管