[www.staffempire.com]-GBT 17213.8-1998 工作过程控制阀 第8部分 噪声的考虑 第1节 实验室内测量空气动力流流经控制阀产生的噪声.pdfVIP免费

ICS23.060.01N16中华人民共和国国家标准GB/T17213.8一1998eqvIEC534-8-1:1986工业过程控制阀第8部分:噪声的考虑第1节:实验室内测量空气动力流流经控制阀产生的噪声Industrial-processcontrolvalvesPart8:NoiseconsiderationsSection1:Laboratorymeasurementofnoisegeneratedbyaerodynamicflowthroughcontrolvalves1998一01一21发布1998一10一01实施国家技术监督局发布GB/T11213.8一1998目次月u舀IEC前言············································································································⋯⋯IEC序言························。························，··......................................................1范围·······，，，，，，·······，，，，····‘，t···，，甲甲，······“‘····，，，···，，·“····，，，，，，，甲，“··，，，，甲甲，一2目的‘。····。····，，，···。、。···········，，，····。··。········，，···。。··。。····。··，，，···‘。············，，，，·················，⋯3引用标准···········，·································。··，···················，··································⋯⋯4定义·....................................························································，············。⋯⋯5试验系统·······，，，，············，····............................................................······。··，·，，二6试验程序·····，·，，，，，·············，··，······‘··········，，，··············，，。，···，···········，···············，，，二7试验数据·········，······。···········...