SIS SS-ISO 7917-1988 Acoustics Measurement at theoperator-s position of airbornenoise emitted by brush saws《音响效果 根据电刷锯产生噪音的强度测量操作者位置》.pdf

相关资源

STAS 9783 3-1984 Builrling acoustics DIREC IONAL DIFFUSiTY INDEX OF AUDITORIA Method for determination《建筑物音响效果 听众席定向扩散性指标 测定方法》.pdf

STAS 1957 3-1988 ACOUSTICS BUILDING AND TRANSPORT ACOUSTICS Terminology《音响 建筑和运输音响效果 术语》.pdf

ASHRAE DA-07-002-2007 Using Numberical Acoustics to Perdict the Attenuation of HVAC Plenums《用数值音响效果来预测暖通空调中全会RP-1218的衰减》.pdf

SAE AIR 1327A-2012 Acoustic Effects Produced by a Reflecting Plane《反射平面产生的音响效果》.pdf

SIS SS IEC 500-1985 Acoustics - IEC standard hydrophone《音响效果 IEC标准水准器》.pdf

SIS SS IEC 651-1986 Acoustics Sound level meters《音响效果 声级计》.pdf

SIS SS IEC 263-1986 Acoustics Scales and sizes for plotting frequency characteristics and polar diagrams《音响效果 频率特性标图及坐标图比例和尺寸》.pdf

SIS SS IEC 373-1991 Acoustics - Mechanical couplerformeasurements on botte vibrators《音响效果 瓶状振动器测量用机械耦合器》.pdf

SIS SS-ISO 7182-1987 Acoustics - Measurement at the oper- atons position of airborne noise emitted by chain saws《音响效果 在操作者的位置测量链锯产生的空中噪音强度》.pdf

SIS SS-IEC 1012-1991 Acoustics - Filters for the measurement ofaudible sound in the presence of ultrasound《音响效果 超频率音响环境中可听声音测量滤波器》.pdf

猜你喜欢

BS EN ISO 9187-2-2010 Injection equipment for medical use One-point-cut (OPC) ampoules《医用注射器具 色点刻(OPC)安瓿》.pdf

BS EN ISO 9202-2016 Jewellery Fineness of precious metal alloys《首饰 贵重金属合金纯度》.pdf

BS EN ISO 9220-1989 Metallic coatings - Measurement of coating thickness - Scanning electron microscope method《金属镀层 镀层厚度测量 扫描电子显微镜法》.pdf

BS EN ISO 9222-1-1995 Technical drawings Seals for dynamic application General simplified representation《技术制图 动态密封应用 第1部分 简化画法》.pdf

BS EN ISO 9222-2-1995 Technical drawings - Seals for dynamic application - Detailed simplified representation《技术制图 动态密封应用 详细简化画法》.pdf

BS EN ISO 9223-2012 Corrosion of metals and alloys Corrosivity of atmospheres Classification determination and estimation《金属与合金的腐蚀 大气腐蚀性 分类 测定和评估》.pdf

BS EN ISO 9224-2012 Corrosion of metals and alloys Corrosivity of atmospheres Guiding values for the corrosivity categories《金属与合金的腐蚀 大气腐蚀性 腐蚀等级的指导值》.pdf

BS EN ISO 9225-2012 Corrosion of metals and Alloys Corrosivity of Atmospheres Measurement of environmental parameters affecting corrosivity of atmospheres《金属与合金的腐蚀 大气腐蚀性 影响大气腐蚀性的环境.pdf

BS EN ISO 9226-2012 Corrosion of metals and alloys Corrosivity of atmospheres Determination of corrosion rate of standard specimens for the evaluation of corrosivity《金属与合金的腐蚀 大气腐蚀性.pdf