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Práce, výkon

Created by

Lenka Jiříčková

fyzika
Práce, výkon, účinnost
Age 12-15
level: 2.stupeň
Czech

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Created by

Lenka Jiříčková

fyzika
Práce, výkon, účinnost
Age 12-15
level: 2.stupeň
Czech

Author's Instructions

pracovní list

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