对暖通空调系统降噪问题的探讨 - xzbu.com 中国论文网 关键词】暖通空调系统，降噪问题，措施 [gap=386]key words 】 hvac system, the noise reduction problem, measures
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The problem of adaptive noise reduction filtering in interferometric synthetic aperture radar(InSAR) is studied.
研究了干涉合成孔径雷达干涉图的自适应相位降噪滤波问题。
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。
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