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A fairly strong current flowing in the river
Electrician engineer tests electrical installations and wires on relay protection system. Adjustment of scheme of automation and control of electrical equipment.
teacher measure electric current by experimenting with creating a galvanic cell, which is an electrochemical cell that uses a chemical reaction to produce an electric current.
group of business people brainstorm discussing current finance and economy on company investment paperwork at meeting room
Concept of the impact of warring countries, male economists are using tablets to consult with marketing staff or accountants to adjust production and investment strategies to the current situation

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