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Light Dependent Resistor (LDR) and Symbols. Vector illustration for education.
Male hand with marionette strings on black isolated backgorund. Boss in a black business suit controlling managers. Concept of dictatorship and control of the government of the people. Close up.
A Robot Teacher makes every lesson an exciting experience. Robot and Human Collaboration Concept.
Closeup of black resistor trimmer and photoresistor with sensitive surface in a green PCB. Small electrical components on blurred printed circuit board detail. Optoelectronics in electronics industry.

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