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бесконтактный коммутационный аппарат stresses
el.	contactless commutation apparatus; non-contact switching device; non-contacting switching device; non-mechanical switching device
tech.	static switching device; contactless switching device; noncontact switching device; noncontacting switching device; nonmechanical switching device

бесконтактный коммутационный аппарат: 1 phrase in 1 subject

Automated equipment

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