Áîëüøàÿ ñîâåòñêàÿ ýíöèêëîïåäèÿ

Ïðîòîííûé ñèíõðîòðîí

Ïðîòîííûé ñèíõðîòðîí, òî æå, ÷òî ñèíõðîôàçîòðîí.

Ñìîòðèòå òàêæå: