| 摘要 |
In combination, a self-supporting module of fibrous material and a cover. The cover includes a cap with a top member covering the top of the module, a first side wall member attached to the top member and depending downwardly from the top member and covering at least a part of the upper portion of the first side wall of the module, a second side wall member attached to the top member and depending downwardly from the top member and covering at least a part of the upper portion of the second side wall of the module, a first end wall member attached to the top member and depending downwardly from the top member and covering at least a part of the upper portion of the first end wall of the module, and a second end wall member attached to the top member and depending downwardly from the top member and covering at least a part of the upper portion of the second end wall of the module; first strap structure secured to the cap at a point slightly below the top member of the cap and extending completely around the module lengthwise and parallel to the top of the module; and a second strap structure secured to the cap at a point below the first strap structure and extending completely around the module lengthwise and parallel to the top of the module.
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