| 摘要 |
A MULTILAYERED COMPOSITE STRUCTURAL PANEL BOARD MADE FROM RICE HUSKS THAT COMPRISES OF AT LEAST TWO OUTER LAYERS OF SMOOTH AND DECORATIVE FINISH WITH DIFFERENT THICKNESSES, SHAPES,DESIGNS, CONSTRUCTION AND A CORE LAYER OF A RIGID STRUCTURE THAT IS ABLE TO WITHSTAND WARPING, WHEREIN ALL THE LAYERS ARE SO BONDED AND FUSED TOGETHER BY AN EXTRUSION PROCESS AS TO WITHSTAND MOISTURE.
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