DB44 T 2546-2024 围手术期术后胃肠动力评价 胃肠运动检测评价规范.pdf

相关资源

DB44 T 2313-2021 围手术期术后胃肠动力评价 实验室评价规范.pdf

猜你喜欢

EN 60118-0-2015 en Electroacoustics - Hearing aids - Part 0 Measurement of the performance characteristics of hearing aids.pdf

EN 60118-12-1996 en fr Hearing Aids Part 12 Dimensions of Electrical Connector Systems《助听器 第12部分 电子连接器系统的尺寸 替代HD 304 S1-1977 IEC 118-12-1996》.pdf

EN 60118-13-2011 en Electroacoustics - Hearing aids - Part 13 Electromagnetic compatibility (EMC)《电声学 助听器 第13部分 电磁兼容性(EMC)》.pdf

EN 60118-14-1998 en Hearing Aids Part 14 Specification of a Digital Interface Device《助听器 第14部分 数字接口设备规范 IEC 60118-14-1998》.pdf

EN 60118-15-2012 en Electroacoustics - Hearing aids - Part 15 Methods for characterising signal processing in hearing aids with a speech-like signal.pdf

EN 60118-4-2015 en Electroacoustics - Hearing aids - Part 4 Induction-loop systems for hearing aid purposes - System performance requirements.pdf

EN 60118-7-2005 en Electroacoustics C Hearing aids Part 7 Measurement of the performance characteristics of hearing aids for production supply and delivery quality assurance purpos.pdf

EN 60118-8-2005 en Electroacoustics C Hearing aids Part 8 Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions《电声学 助听器 第.pdf

EN 60122-1-2002 en Quartz crystal units of assessed quality Part 1 Generic specification (Incorporates Amendment A1 2018)《经质量评定的石英晶体振荡器 第1部分 总规范 IEC 60122-1-2002 替代 EN 168000-1993+.pdf