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Digital technology in the telephone network is nothing new. Take all the relays in older exchanges as an example. Relays are either "off" or "on", and there is no state in between these. Suitable combinations of relays could build up and "remember" numbers - perhaps a far-fetched example, but in was digital, so it will serve!
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Từ khóa: business english, electronic, English specialized electronics, telecommunications, English commercial basis, dictionary english majors
Sample Business Letters (1-100)
Disclaimer: Be aware that some of these sample letters have legal, financial, or other implications. If you are not sure about the use of any letter, consult with an appropriate professional first. 101. Commitment Form (Advertising) 102....
85 p ctuet 10/03/2013 368 1
Từ khóa: Sample Business, commercial english communication, english specialized dictionaries, Business English, English documentation, Sample Business Letters
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