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Подготовительный этап (9 h 8 fev 2021 ano – 12 h 8 fev 2021 ano)

Descrição:

Изучение литературы по теме, поиск информации в сети Интернет, "мозговой штурм", выбор из предложенных наиболее оптимальных способов очистки воды.

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ByЕлена Маласаева

8 fev 2021

2

0

2114

Data:

9 h 8 fev 2021 ano

12 h 8 fev 2021 ano

~ 3 hours

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