NF R16-131-1986 道路车辆.液化石油气供油咀.尺寸特性

上一篇: NF R16-521-1986 道路车辆.球面头锥形短螺纹润滑器.尺寸特性
下一篇: NF R41-171-1986 道路车辆.50和90mm连接销支座.安装和尺寸特性

【英文标准名称】:Acoustics-Noiseemittedbymachineryandequipment-Measurementofemissionsoundpressurelevelsataworkstationandatotherspecifiedpositions-Engineeringmethodinanessentiallyfreefieldoverareflectingplane
【原文标准名称】:声学机器和设备发射的噪声工作位置和其他指定位置发射声压级的测量一个反射面上方近似自由场的工程法
【标准号】:ISO11201-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:机器;噪声;噪声测量;声学测量;空气噪声;声学试验;工作地点;声学;试验;声压;定义
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Definitions;Emission;Emissionmeasurement;Environment;Ergonomics;Externalnoise;Fixings;Handling;Head(anatomy);Information;Installations;Instruments;Machinenoise;Machines;Measurement;Measurementconditions;Measurementduration;Measuringbanks;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Microphones;Noise;Noiseemissions;Noisemeasurements;Operatingstations;Operation;Operators;Persons;Position;Precision;Radiation;Reflective;Seats;Sitting;Soundfields;Soundintensity;Soundlevels;Soundpressure;Soundpressurelevel;Soundpropagation;Specification(approval);Status;Workingplaces
【摘要】:Specifiesamethodformeasuringtheemissionsoundpressurelevelsofmachineryandequipmentataworkstationandatotherspecifiedpositionsnearby,inanessentiallyfreefieldoverareflectingplane.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:15P;A4
【正文语种】:英语


Product Code:SAE AMS5648
Title:Steel, Corrosion and Heat Resistant, Bars, Wire, Forgings, Tubing, and Rings, 17Cr - 12Ni - 2.5Mo, Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings.