1·In addition, the blinds completely closed as more than a window, can play the role of noise insulation.
此外，百叶窗完全封闭时就如多了一扇窗，能起到隔音隔热的作用。
2·Elastic foaming material is widely used in the impact damping, noise insulation and other fields because of their porous properties.
弹性体发泡材料由于多孔特性，广泛应用在抗冲减震隔音保温等领域。
3·Noise insulation cushion in accordance with the construction of energy-efficient design and application needs, can be arbitrary ratio, the weight of the formation of different product lines.
隔音保温节能垫层根据建筑工程的设计和应用需要，可任意配比，形成不同重量的产品系列。
4·The utility model solves the problem that the prior mahjong table has large noise, and has the advantages of simple structure, economical cost and good noise insulation and reduction effect.
本实用新型解决了现有麻将桌噪音大的问 题，其具有结构简单，成本经济，隔音减噪效果佳的优点。