Electronic Engineering 79
SPEAKING: Describing Acoustic Devices
19. Now choose one of the four acoustic devices, described in | |||||||
Get Real | |||||||
SPECIALIST READING B or your own one (real or imaginary) and make | |||||||
a detailed presentation of it. Make sure you mention/describe the | Check these websites for | ||||||
following points: | |||||||
useful information: | |||||||
· | the device general description/definition; | ||||||
http://www.fhwa.dot.gov/environ | |||||||
· | the acoustic principles on the basis of which the device | ||||||
ment/noise/noise_barriers/design | |||||||
functions; | |||||||
_construction/keepdown.cfm | |||||||
· | the spheres of its application; | ||||||
http://www.societyofrobots.com/ | |||||||
· | the pros and cons of using the device; | ||||||
sensors_sonar.shtml | |||||||
· | the future of the device in the world of rapidly developed | ||||||
http://www.rpginc.com/news/libr | |||||||
science and technology. | |||||||
ary/inter_science_reviews.pdf | |||||||
Use Supplementary reading section text and the links from Get Real to | |||||||
help you. | |||||||
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English for Specific Purposes
80 Electronic Engineering