隔声特性 meaning in Chinese

sound insulation character

On the basis of above parts , this paper discusses the noise muffling of several kinds of plates . it gives the modifying formula of the mass law and verifies its accuracy with an example . at last , this paper explains the effect of stiffeners and damping on the plates " muffling characteristics
在认识隔声理论的前提下，研究了板在宽频域范围上的隔声特性，并总结了板材加筋以及敷设阻尼对结构隔声的影响，具有一定的工程实用价值。
In order to analyze the influence of airplane noise on indoor sound environment in the vicinity of beijing international airport , different of buildings , such as villages , schools , offices , commercial building are choose as monitoring objects , the characteristic of sound insulation for building around beijing international airport are monitored and analyzed
摘要为较好的分析飞机噪声对机场周围居民室内声环境的影响，研究选择不同类型的民居房、学校（多层建筑）、基层机关办公用房、商品房等为测试对象，对北京国际机场周边地区建筑物隔声特性（插入损失）进行监测与分析，结果表明：现有民居、学校、机关办公室的隔声特性较差，商品房的隔声效果较好。