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Member for
1 ปี 7 เดือนAge: 12-15
Level: 8
Language: Kazakh
(kk)
ไอดี: 2168369
06/10/2022
Country code: KZ
Country: Kazakhstan
Main content: Сақталу заңдары (1932503)
From worksheet author:
Импульстің сақталу заңдары
Other contents:
Имаультің сақталу заңдары
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