| 摘要 |
working of wood for manufacture of sounding boards of stringed and pizzicato musical instruments (upper and lower sounding boards of the case of violin, viola, guitar, etc). SUBSTANCE: wood blank of the component of the musical instrument undergoes the stages of vacuum treatment, subsequent treatment by a manometer selected from the series: acetylene, propane, benzene and its polymerization, the treatment is conducted in the plasma of glow discharge of hydrocarbon at a partial pressure within 4-20 Pa and discharge current density within 0.4-3 mA/sq.sm during 5-40 min. EFFECT: improved resonance characteristics of wood, obtained hydrophobic properties. 2 dwg, 3 tbl, 9 ex
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