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首頁(yè) > Acoustic
  • SN/T 5548-2022 水果蛀蟲聲檢測(cè)方法 Fruit borers acoustic detection method2024-01-30
  • KS C IEC 60645-1A-2017 Electroacoustics-Audiometric equipment-Part 1: Equipment for pure-tone audiometry2024-01-05
  • JT/T 646.3-2017 公路聲屏障 第3部分：聲學(xué)設(shè)計(jì)方法 Highway noise barriers- Part 3: Acoustic designing method...2023-10-05
  • NF EN 13819-2-2020 Hearing protectors - Testing - Part 2 : acoustic test methods2023-10-05
  • NF S78-503-2-2020 Hearing protectors - Testing - Part 2 : acoustic test methods2023-09-30
  • BS ISO 18405-2017 水下聲學(xué)術(shù)語(yǔ) Underwater acoustics. Terminology2023-09-23
  • DIN 8989-2019 Acoustical design in buildings - Lifts2023-08-28
  • DIN 45682-2020 Acoustics - Thematic maps in the field of sound immission protection2023-08-18
  • DIN EN IEC 60942-2018 Electroacoustics - Sound calibrators (IEC 60942:2017); German version EN IEC 60942:20...2023-07-28
  • DIN EN 60645-1-2018Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech aud...2023-04-21
  • CB 1324-1998魚雷聲自導(dǎo)接收機(jī)規(guī)范Specification for receiver of acoustic torpedo homing2022-06-14
  • GB/T 5265-2009聲學(xué).水下噪聲測(cè)量Acoustics—Measurement of underwater noise2022-06-13
  • GB/T 3449-2011聲學(xué).軌道車輛內(nèi)部噪聲測(cè)量Acoustics—Measurement of noise inside railbound vehicles...2022-06-10
  • GB/T 7965-2002聲學(xué) 水聲換能器測(cè)量Acoustics--Measurement of underwater sound transducers2022-06-05
  • Fractal analysis on the spatial distribution of acoustic emission in the failure process of rock spe2020-11-22
  • Chaos analysis of acoustic emission signals in spot welding process2020-11-11
  • New acoustic system for continuous measurement of river discharge and water temperature2020-07-08
  • EXPERIMENTAL INVESTIGATION INTO HOT WATER SLOT JETS WITH NEGATIVELY BUOYANCY IN CROSS FLOW2020-07-08
  • Frequency comparative study of coal-fired fly ash acoustic agglomeration2020-06-12
  • Acoustic emission generated during the gas sorption-desorption process in coal2020-06-12