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ISO 5136-2003 Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method《声学 风机和其他风动设备辐射入管道中的声功率的测定 管道法》.pdf 78

ISO 5136-2003 Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method《声学 风机和其他风动设备辐射入管道中的声功率的测定 管道法》.pdfISO 5136-2003 Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method《声学 风机和其他风动设备辐射入管道中的声功率的测定 管道法》.pdf

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ISO 5135-1997 Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a rever.pdf 20

ISO 5135-1997 Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a rever.pdfISO 5135-1997 Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a rever.pdf

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ISO 5130-2007 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles《声学 平稳道路车辆发射声压级的测量》.pdf 24

ISO 5130-2007 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles《声学 平稳道路车辆发射声压级的测量》.pdfISO 5130-2007 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles《声学 平稳道路车辆发射声压级的测量》.pdf

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ISO 5130 AMD 1-2012 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles Amendment 1《声学 平稳道路车辆发射声压级的测量 修改件1》.pdf 8

ISO 5130 AMD 1-2012 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles Amendment 1《声学 平稳道路车辆发射声压级的测量 修改件1》.pdfISO 5130 AMD 1-2012 Acoustics - Measurements of sound pressure level emitted by stationary road vehicles Amendment 1《声学 平稳道路车辆发射声压级的测量 修改件1》.pdf

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ISO 5129 AMD 1-2013 Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight Amendment 1《声学 飞机飞行过程中内部声压级测量 修改件1》.pdf 8

ISO 5129 AMD 1-2013 Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight Amendment 1《声学 飞机飞行过程中内部声压级测量 修改件1》.pdfISO 5129 AMD 1-2013 Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight Amendment 1《声学 飞机飞行过程中内部声压级测量 修改件1》.pdf

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ISO 4399-1995 Fluid power systems and components - Connectors and associated components - Nominal pressures《流体传动系统和元件 管接头及其附件 公称压力系列》.pdf 8

ISO 4399-1995 Fluid power systems and components - Connectors and associated components - Nominal pressures《流体传动系统和元件 管接头及其附件 公称压力系列》.pdfISO 4399-1995 Fluid power systems and components - Connectors and associated components - Nominal pressures《流体传动系统和元件 管接头及其附件 公称压力系列》.pdf

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ISO 4395 CORR 1-2010 Fluid power systems and components - Cylinder piston rod end types and dimensions Technical Corrigendum 1《液压传动系统和组件 汽缸活塞杆端型号和尺寸 技术勘误1》.pdf 2

ISO 4395 CORR 1-2010 Fluid power systems and components - Cylinder piston rod end types and dimensions Technical Corrigendum 1《液压传动系统和组件 汽缸活塞杆端型号和尺寸 技术勘误1》.pdfISO 4395 CORR 1-2010 Fluid power systems and components - Cylinder piston rod end types and dimensions Technical Corrigendum 1《液压传动系统和组件 汽缸活塞杆端型号和尺寸 技术勘误1》.pdf

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ISO 4394-1-1980 Fluid power systems and components-- Cylinder barrels Part 1 Requirements for steel tubes with specially finished bores《流体传动系统和元件 缸筒 第1部分 对特殊精加工.pdf 16

ISO 4394-1-1980 Fluid power systems and components-- Cylinder barrels Part 1 Requirements for steel tubes with specially finished bores《流体传动系统和元件 缸筒 第1部分 对特殊精加工.pdfISO 4394-1-1980 Fluid power systems and components-- Cylinder barrels Part 1 Requirements for steel tubes with specially finished bores《流体传动系统和元件 缸筒 第1部分 对特殊精加工.pdf

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ISO 4393-2015 Fluid power systems and components - Cylinders - Basic series of piston strokes《流体传动系统和元件 缸筒 活塞行程基本系列》.pdf 10

ISO 4393-2015 Fluid power systems and components - Cylinders - Basic series of piston strokes《流体传动系统和元件 缸筒 活塞行程基本系列》.pdfISO 4393-2015 Fluid power systems and components - Cylinders - Basic series of piston strokes《流体传动系统和元件 缸筒 活塞行程基本系列》.pdf

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ISO 4392-3-1993 Hydraulic fluid power determination of characteristics of motors part 3 at constant flow and at constant torque《液压传动 马达特性的测定 第3部分 在恒流量和恒转矩下》.pdf 16

ISO 4392-3-1993 Hydraulic fluid power determination of characteristics of motors part 3 at constant flow and at constant torque《液压传动 马达特性的测定 第3部分 在恒流量和恒转矩下》.pdfISO 4392-3-1993 Hydraulic fluid power determination of characteristics of motors part 3 at constant flow and at constant torque《液压传动 马达特性的测定 第3部分 在恒流量和恒转矩下》.pdf

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