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&!" >@:LºfÍ%$'#.&ISO 389$7 : Acoustics$Reference zero for the calibration of audiometric equipment$Part 7 : Reference
threshold of hearing under the free$field and diffuse$field listening conditions. 2005/&ANSI S3.6 : Specification for audiometers. 20040&`Ék"½§"ÎÄp~" : eK;?T34$7v¹LveÊia¡!Audiology Japan 45 :216$224, 2002
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6&ISO 389$2 : Acoustics$Reference zero for the calibration of audiometric equipment$Part 2 : Reference
equivalent threshold sound pressure levels for pure tones and insert earphones, 1994.-&ISO 8253$3 First edition : Acoustics$Audiometric test methods$Part 3 : Speech audiometry, 1996..&ÎÄp~"dÂÁ"ÎÄÁ·" : ¿£n¦{s|IAGL)>@:KF9GLÆ/--/*LcÇK
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