英语词汇“sound insulation grading”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	sound insulation grading
释义	sound insulation grading 隔声等级
随便看	come soon Co-mesoporous molecular sieve come sopra comes out comes over comes over to come specially to see you come/spring to mind comes round comess comessation comessations Comessatti Comessatti's test Comessatti test Comesse comest come stand at attention comes through comes through with come sth to light comestible comestible a comestible liquid comes to the conclusion that