China Acoustics - Definiti GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 41283.1-2022 Acoustics Soundscape Part 1: Definition and Conceptual Framework 声学声景观第1部分：定义和概念性框架 - 英文版
	GB/T 20249-2006 Acoustics - Definitions and measurement methods for the transmitted fields of focusing ultrasonic transducers 声学聚焦超声换能器发射场特性的定义与测量方法 - 英文版
	GB/T 14573.1-1993 Acoustics--Statistical methods for determining and verifying stated noise emission values of machinery and equipment--Part 1:General considerations and definitions 声学确定和检验机器设备规定的噪声辐射值的统计学方法第一部分:概述与定义 - 英文版

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