?????? ???

??????? ??????? ??????? ??? ?? ?? ?? ??? ???? ?? ?????? ??? ??????. ???? ?? ?? ?? ?? ???? (????? ???? ?? ????) ???? ?? ???? ????? ?? ??? ?? ??? ?????? ??? ?????? ??? ????. ^[?] ?? ??? ?? ??? ??? ?? ???? ???? ???? ??? ? ?? ???? ?? ????? ????????? (??? ???????? ) ?? ????? (???) ?? ??? ???? ???? ?? ???? ?? ????? ???? ??????? ??????? ?? ?????.

???? ?? ?? ?? ??? ?? ??? ????? ???? ?????? ?? ???? ?? ??? ???? ? ?? ???????? ????? ????? ???? ?? ??? ???????? ?????? ????.

?? ?????? [ ?????? ]

????? ?? ?? ?? ????? ?? ??? ???? ??? ?????? ?????? ???? ??????? ??????? ???? ?? ??? ?? ?? ???? ??? ????. ???? ??????? ???? ??? ???????? ?? ????? ????? ?? ????? ????? ?????? ? ????? ?? ?? ????? ?? ?????? ???. ^[?] ????? ?? ????? ?? ????? ?????? ???? ? ?? ? ??? ???????? ??????? ???? ??????? ??????? ??????? ?????? ???. ^[?] ??? ??? ???? ??? ?????? ?? ????? ??????? ????? ?? ??????? ??????? ???? ?? ?? ???????? ???? ???????? ???.

????? ??? ?? ???????? ?? ????? ??? ??? ???????. ?? ????? ?????????? ??????? ???? ???? ??????? ??????? ? ???? ??????? ??????? ???? ???: ^[?]^[?]

??????? ???????
???? ???? ???	???? ???
??? dBSPL	?? Pa
??? dBSPL	?? Pa
??? dBSPL	??? Pa
????? dBSPL	??? Pa
??? dBSPL	??? Pa

???????? ?????? [ ?????? ]

???

????? [ ?????? ]

↑ "IASP Pain Terminology" . International Association for the Study of Pain. Archived from the original on 23 February 2010 . Retrieved 2 September 2009 .
↑ ^??? ^??? Nave, Carl R. (2006). "Threshold of Pain" . HyperPhysics . SciLinks . Retrieved 2009-06-16 .
↑ Truax, Barry (1999). "Handbook for Acoustic Ecology" (2 ed.). ARC Publications, World Soundscape Project, Simon Fraser University. Archived from the original on 20 January 2013 . Retrieved 16 December 2012 . {{ cite journal }}: Cite journal requires |journal= ( help )
↑ Franks, John R.; Stephenson, Mark R.; Merry, Carol J., eds. (1996). Preventing Occupational Hearing Loss - A Practical Guide (PDF) . National Institute for Occupational Safety and Health . p. 88 . Retrieved 2009-07-15 . {{ cite book }}: Unknown parameter |month= ignored ( help )

??? ?? ?????? ??? ????? ???. ????????? ?? ????? ?? ?? ????????? ??? ????.

[1] "IASP Pain Terminology" . International Association for the Study of Pain. Archived from the original on 23 February 2010 . Retrieved 2 September 2009 .

[painthres-2] ??? ^??? Nave, Carl R. (2006). "Threshold of Pain" . HyperPhysics . SciLinks . Retrieved 2009-06-16 .

[3] Truax, Barry (1999). "Handbook for Acoustic Ecology" (2 ed.). ARC Publications, World Soundscape Project, Simon Fraser University. Archived from the original on 20 January 2013 . Retrieved 16 December 2012 . {{ cite journal }}: Cite journal requires |journal= ( help )

[dictionary-4] Franks, John R.; Stephenson, Mark R.; Merry, Carol J., eds. (1996). Preventing Occupational Hearing Loss - A Practical Guide (PDF) . National Institute for Occupational Safety and Health . p. 88 . Retrieved 2009-07-15 . {{ cite book }}: Unknown parameter |month= ignored ( help )

[?]

[?]

[?]

[?]