1·The changes of the tensile strength of the PTFE composites reinforced by glass microballoon were studied.
研究了空心玻璃微珠增强聚四氟乙烯复合材料的拉伸强度的变化。
2·On the basis of the test, the influence of glass microballoon on property of PTFE sealing materials has been studied.
通过分析测试，深入研究了玻璃微珠对PTFE 密封板材性能的影响。
3·Study was made of synthesis of film forming material for glass microballoon emulsion coating and influence of various factors on polymer film performance is described.
研究了玻璃微珠乳胶涂料成膜物的合成，叙述了各种因素对聚合物涂膜性能的影响。