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0:14 1 Kõnelejad 1 Peatükk 5 segmendid
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Kõnelejad

Peatükk

  1. 0:00
    Peatükk 1: Number 21. 14s · Speaker 1

    Number 21. How many computers will your laboratory need? Probably around 50. Every other week. The keyboards were included.