| 摘要 |
A pressure-resistant hose (10) of the present invention comprises: one or more hose layers (12, 14), said hose layers (12, 14) being formed by respectively bonding the longitudinal ends of one or more polyethylene mixture fabrics (22, 24), coated with one or more watertight films (20) at one side or both side surfaces, to form circular cross sections; a spiral core (26) fixedly wound on an outer surface of the hose layers (14), said spiral core (26) having a predetermined sectional shape; and a spirally corrugated tube (28) surrounding an outer surface of the spiral core. |
