In town, enrollment rate of compulsory education for visual, hearing, and intellectual disabled children of the right age is more than 95%.

城镇适龄视力、听力、智力残疾人儿童少年义务教育入学率均达95%以上。

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Scientists have said that designing a bionic eye has been much more difficult than developing aids like cochlear implants for hearing, in part because visual information is two-dimensional, and because of the anatomy of the eye.

WSJ: FDA Approves Bionic Eye