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1 gen 1970 anni - Señales luminosas mediante fibras ópticas

Descrizione:

Las fibras ópticas transmiten luz , llevando el mensaje luminoso de manera rápida y segura por largas distancias

Aggiunto al nastro di tempo:

Camila Raimondi 2do BI, burbuja A

ByCamila Raimondi

16 apr 2021

0

0

181

Data:

1 gen 1970 anni

Adesso

~ 55 years ago

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