单词:digital seismic recording
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By now everyone ’ s heard of Digital Versatile Disk or DVD.Movie companies are pumping out the titles,and digital hungry comsumers have made the new format one of the fastest growing in history .Now
Unit 7 Fame and Fortune Part Ⅰ Getting ready A The following words and phrases will appear in this unit. Listen carefully and study the definitions. 1. velocity: 2. infrastructure: 3. eliminate: 4. middle man: 5. con man: 6. fraud: 7. correspondenc
BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS, in VOA Special English. Today we talk about two hugely influential computer software tools. Auto-Tune is a software program that can correct the sound quality of musi
Nobel Prize in Physics The 2009 Nobel Prize in physics goes to Charles Kao of Standard Communications Labs in England and the Chinese University of Hong Kong for the invention of practical optical fiber communication, and George Smith and Willard Boy