Blind persons, communicating with.-In a device for enabling the blind to read, a strip or ribbon perforated in accordance with a pre-arranged alphabet is passed through an apparatus in which the perforations act through electromagnetic devices on tapping-pegs which may be read by one or both ...
reading services for the blind, in 2017, the Chinese government launched a "digital reading" promotion program for visually impaired people, offering audiobooks, electronic braille, and cultural services for the blind population through digital publishing and communication platforms and reading devices. ...
offering audiobooks, electronic braille, and cultural services for the blind population through digital publishing and communication platforms and reading devices.
Printed scholarly books and e-book reading devices: a comparative life cycle assessment of two book options This paper presents the findings of a life-cycle assessment (LCA) of two different book options-electronic and print. This study compared the life-cycle bu... GL Kozak,GA Keolelan - ...
The purpose of this study is to produce a battery charging device on an electric bicycle automatically using a boost-converter. Then a comparison is made to determine the effectiveness and efficiency of the devices made with the previous... E Prianto,N Yuniarti,DC Nugroho 被引量: 0发表: 2020...
MOBILE DEVICES can help students who have trouble communicating orally by allowing them to converse using pictures and the written word (what's known as au... K Boser,S Wayland - 《T.h.e.journal Technological Horizons in Education》 被引量: 0发表: 2014年 Research on reading aids for the...
to produce numerical images (see Figure 3). Mechanical indicators consist of several rollers or disks with numbers around the perimeter and a number of windows in which the digits appear (see Figure 3,a and 3,b). Electric-power meters, for example, are equipped with such reading devices. ...
This invention refers to improvements in reading devices and more particularly to the class pertaining to script reading. Among its principle objects are:To provide a facile arrangement for the holding and handling of script; to lessen the chance for confusion in the loss of the script or its....
Introduction and analysis of the 21 books of devices and of machines by Pseudo Juanelo Turriano The BARC-TIFR Pelletron Accelerator Facility plans to develop an alternate low current injection system for its upcoming Superconducting LINAC. This injection system will comprise of ECR, RFQ and low bet...
There are special ways to help them find the way. Also, the devices (设备) in the store can help them read and watch movies.This store is not just about books. It's a bridge between blind people and the outside world. It helps more people learn about blind people..To help them ...