The results showed that the physical strength improves obviously if certain amount of the plaster tiny fiber is added into the plant fiber.
实验结果表明，在植物纤维中添加一定量的石膏微纤维，纸张的物理强度明显提高。
2
Also, the plaster testing of locale proving that the plaster mortar of Polypropylene-fiber has much merits such as quality credibility, effect evidence and constructing facility.