deafness
Blindness and Deafness. Sensory impairments is when one of the senses; sight, hearing, touch, taste, smell and/ or spatial awareness is no longer functioning at normal capacity. ased on available data, the two most commonly encountered sensory impairments,Facts about deafness. In this site, deafness means complete loss of the ability to hear from one or both ears; this is profound hearing impairment, 81 dB or greater hearing threshold, averaged at frequencies 0.5, 1, 2, 4 kHz. Hearing impairment means comp
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 deafness 相關參考資料
WHO | 10 facts about deafness
Fact file on deafness from WHO: 10 key facts with images. http://www.who.int WHO | Blindness and Deafness - World Health Organization
Blindness and Deafness. Sensory impairments is when one of the senses; sight, hearing, touch, taste, smell and/ or spatial awareness is no longer functioning at normal capacity. ased on available data... http://www.who.int WHO | Facts about deafness
Facts about deafness. In this site, deafness means complete loss of the ability to hear from one or both ears; this is profound hearing impairment, 81 dB or greater hearing threshold, averaged at freq... http://www.who.int Deafness - Simple English Wikipedia, the free encyclopedia
Deafness is when someone cannot hear at all, or cannot hear well. Deafness is also known as 'hearing loss'. There were many famous people who were deaf, such as Ludwig van Beethoven and Helen ... https://simple.wikipedia.org |