| 摘要 |
A COMPOSITE SHEET INCLUDES A FILM 2 AND A FIBROUS SHEET MADE OF THERMOPLASTIC, RESPECTIVELY. THE FILM 2 IS FORMED ON ITS SURFACE OPPOSED TO THE FIBROUS SHEET 3 WITH A PLURALITY OF BULGY ZONES EXTENDING IN ONE DIRECTION IN PARELLEL TO AND SPACED APART FROM ONE ANOTHER AND SUBSTANTIALLY FLAT ZONES DEFINED BETWEEN EACH PAIR OF THE ADJACENT BULGY ZONES TO THE FIBROUS SHEET 3.(FIG.1). |
