本文首次通过FTIR和扫描电镜等手段研究了振磨作用对聚氯乙烯（PVC）颗粒尺寸、微晶结构、表观密度和增塑剂吸收量的影响。
The effect of vibromilling on particle size, crystalline structure, optical density and the plasticizer absorption of PVC were studied through FTIR, SEM and physical property tests.
旋轮是旋压加工中的关键工艺装备之一，对旋压工件的尺寸精度和表观质量起着至关重要的作用。
Roller is one of the major process equipment for the flow forming. It has a significant effect to dimensional precision and apparent quality of the flow formed part.
测试结果表明，热障涂层系统的显微硬度存在压痕尺寸效应，即表观显微硬度随施压载荷的增加而显著降低。
Through centrifugal model tests, the influence of plate size on the results of plate loading tests was studied.
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