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Member for
3 ปี 5 เดือนAge: 14-16
Level: 9
Language: Estonian
(et)
ไอดี: 587752
13/12/2020
Country code: EE
Country: Estonia
Main content: Jadaühenduse uurimine (1228905)
Simulatsiooni abil jadaühenduse uurimine
Other contents: vooluring
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