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Yuan Ni

Yuan Ni, Total:4 items.

In the international standard classification, Yuan Ni involves: Precision mechanics, Acoustics and acoustic measurements.

Association of German Mechanical Engineers, Yuan Ni

• VDI/VDE 2256 Blatt 2-1988 Precision engineering components; damping components; impact dampings

Korean Agency for Technology and Standards (KATS), Yuan Ni

• KS I ISO 5135:2004 Acoustics-Determination of sound power levels of noise fromair-terminal devices, air-terminal units, dampers and valves bymeasurement in a reverberation room
• KS I ISO 5135:2014 Acoustics — Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room

European Committee for Standardization (CEN), Yuan Ni

• EN ISO 5135:2020 Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room (ISO 5135:2020)

Others:   Delta Mooney, Ni, Delta Mooney, Yuan Ni, Yuan Ni, Ni test, Nickel, China and Nepal, Mooney, Mooney, McNee, + Mooney, Bernie, +ni, Neil Neil, Nila, Niman, Sani, Mooney+, Nipa.