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没有人知道听力损失人士的确切人数,但大多数的专家估计全球约有5亿听力损失人士,而且这一数字还在持续增长。英国医学研究理事会听力研究中心的科学家:Adrian Davis 教授预计到2005年全球听力损失达到25dB 以上的人将会增长到5.6亿,而这种趋势到2015年则会超过7亿人。放任听力损失现象将会给人们的社会生活、生理及心理带来很多的影响和问题。一些人们对听力损失带来的生理影响已经有了很深刻的体会。与一对一沟通,大多数的听力损失人士在社交场合中都饱受生理尤其是心理上的折磨。为此,丹麦
No one knows the exact number of hearing-impaired persons, but most experts estimate that there are about 500 million hearing-impaired persons worldwide, and that figure is still on the rise. Scientists at the British Medical Research Council Hearing Research Center: Professor Adrian Davis predicts that the global hearing loss of more than 25 dB will grow to 560 million by 2005, and this trend will reach 700 million by 2015. Letting off the loss of hearing will bring many impacts and problems to people’s social life, physiology and psychology. Some people have a profound understanding of the physiological effects of hearing loss. Communicating with one-on-one, most people with hearing loss are physically and psychologically tormented in social situations. To this end, Denmark