Tuneles 3ºB
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Transcript of Tuneles 3ºB
![Page 1: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/1.jpg)
TÚNELESTÚNELES
![Page 2: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/2.jpg)
¿PARA QUE SIRVEN?
![Page 3: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/3.jpg)
PARA ATRAVESAR MONTAÑAS
![Page 4: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/4.jpg)
PARA IR BAJO EL MAR
![Page 5: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/5.jpg)
PARA IR BAJO LA CIUDAD
![Page 6: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/6.jpg)
¿COMO SE CONSTRUYEN?
![Page 7: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/7.jpg)
CON EXCAVADORAS
![Page 8: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/8.jpg)
CON EXPLOSIVOS
![Page 9: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/9.jpg)
CON TUNELADORAS
![Page 10: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/10.jpg)
TUNELADORAS
![Page 11: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/11.jpg)
TAMAÑO
![Page 12: Tuneles 3ºB](https://reader030.fdocument.pub/reader030/viewer/2022012403/55a07ea41a28abed578b47b4/html5/thumbnails/12.jpg)
CÓMO FUNCIONAN