In this study, CGS is a concrete admixture material that has been investigated as a way to promoto recycling of CSG. As results, Show that the early strength is low and the activity index is according to the degree of fineness is insignificant

This study applied automotive vibration control technology to reduce interlayer noise of apartment housings. Light-weight impact sound and heavyweight impact sound were tested for performance evaluation of sound insulation. Test results showed that automotive vibration control technology was superior in light-weight impact, however, heavyweight impact sound was unplaced.