ON TECHNICAL POSSIBILITY AND PRACTICAL EXPERIENCE OF ULTRASONIC SCALE PREVENTING DEVICES USE ON BOILERS AND HEAT-EXCHANGERS IN RUSSIA
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- 한국음향학회:학술대회논문집
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- 한국음향학회 1994년도 FIFTH WESTERN PACIFIC REGIONAL ACOUSTICS CONFERENCE SEOUL KOREA
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- pp.728-733
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- 1994