以不改变生产成本为前提，对低容重一年生植物纤维复合板的耐水性进行了研究。
With the prerequisite of production cost unchanged, the water resistance of fiber composite plates of low unit weight annual plants is studied.
本文对一年生植物纤维复合板的吸水机理进行了探讨，并研制了新型防水剂GM—1。
The hygroscopic mechanism of composite plates with annual plant fibre was studied in this paper, and a new type of waterproofing agent (GM-1) was developed.
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