GOST 23941-2002 Noise of machines Methods for determination of noise characteristics General requirements《机器噪声 噪声特性测量方法 一般要求》.pdf

相关资源

GSFC-STD-7000 REV A-2013 GENERAL ENVIRONMENTAL VERIFICATION STANDARD (GEVS).pdf

GSFC-S-311-P-822 REV A-2008 Connectors PWB 2 mm cPCI Style High Reliability.pdf

GSFC-S-311-M-70 REV B-2009 SPECIFICATION FOR DESTRUCTIVE PHYSICAL ANALYSIS (DPA)《物理破坏性分析(DPA)规范》.pdf

GSFC NASA GPR 8830 1-2008 Facility Operations Managers [Cancelled GSFC NASA GMI 7234 2]《设备操作管理员[GSFC NASA GMI 7234 2作废]》.pdf

GSFC NASA GPR 7123 1-2008 Systems Engineering [Cancelled GSFC NASA GPR 7120 5 REV A GSFC NASA GPR 7120 5]《系统工程[GSFC NASA GPR 7120 5修订本A和GSFC NASA GPR 7120 5作废]》.pdf

GSFC NASA GPR 1860 1 REV B-2008 Ionizing Radiation Protection《电离性辐射保护》.pdf

GSFC NASA GPR 1800 1 REV B-2008 Goddard Space Flight Center (GSFC) Smoking Guidelines《戈达德宇航中心(GSFC)的吸烟指南》.pdf

GSA ZZ-I-550 F-1992 INNER TUBE PNEUMATIC TIRE《气轮胎内胎》.pdf

GSA W-C-1684-1977 CASSETTES MAGNETIC TAPE AUDIO RECORDING (TWIN-HUB COPLANAR)《音频记录盒式磁带(同面双中枢)》.pdf

GSA TT-W-572 B-1969 WOOD PRESERVATIVE WATER-REPELLENT《木料防腐剂 憎水剂》.pdf

猜你喜欢

ASA S3 46-2013 American National Standard Methods of Measurement of Real-Ear Performance Characteristics of Hearing Aids.pdf

ASA S3 47-2014 American National Standard Specification of Performance Measurement of Hearing Assistance Devices Systems.pdf

ASA S3 5-1997 American National Standard Methods for Calculation of the Speech Intelligibility Index《计算声音索引方法》.pdf

ASA S3 50-2013 American National Standard Method for Evaluation of the Intelligibility of Text-to-Speech Synthesis Systems (Includes Access to Additional Content).pdf

ASA S3 52-2016 American National Standard Measurements of the Threshold of Hearing and Signal Detectability in a Sound Field.pdf

ASA S3 55 PART 1-2014 American National Standard Electroacoustics C Simulators of Human Head and Ear C Part 1 Ear Simulator for the Measurement of Supra-aural and Circumaural Earph.pdf

ASA S3 55 PART 3-2015 AMERICAN NATIONAL STANDARD Electroacoustics C Simulators of Human Head and Ear C Part 3 Acoustic Coupler for the Calibration of Supra-aural Earphones Used in .pdf

ASA S3 55 PART 5-2014 American National Standard Electroacoustics C Simulators of Human Head and Ear C Part 5 2 cm3 Coupler for the Measurement of Hearing Aids and Earphones Couple.pdf

ASA S3 6-2010 American National Standard Specification for Audiometers《听力计规范》.pdf