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GB/T 7777-2021 容积式压缩机机械振动测量与评价 Measurement and evaluation of mechanical vibration of displace...2023-09-06

GB/T 3222.1-2022声学环境噪声的描述、测量与评价第1部分：基本参量与评价方法Acoustics-Description, measurement ...2023-04-18

GB/T 3222.2-2022声学环境噪声的描述、测量与评价第2部分：声压级测定Acoustics-Description, measurement and asse...2023-04-17

GB/T 18703-2021机械振动与冲击手传振动手套掌部振动传递率的测量与评价Mechanical vibration and shock. Hand-ar...2022-10-24

GB/T 7777-2021容积式压缩机机械振动测量与评价Measurement and evaluation of mechanical vibration of displaceme...2022-10-25

GB/T 3222.2-2022声学环境噪声的描述、测量与评价第2部分：声压级测定Acoustics. Description, measurement and ass...2022-10-26

GB/T 3222.1-2022声学环境噪声的描述、测量与评价第1部分：基本参量与评价方法Acoustics. Description,measurement ...2022-10-26

GB/T 3222.2-2009声学.环境噪声的描述、测量与评价第2部分:环境噪声级测定Acoustics—Description measurement and...2022-06-15

GB/T 18703-2002手套掌部振动传递率的测量与评价Measurement and evaluation of the vibration transmissibility of...2022-06-10

节能效果的测量与评价2020-06-12