| 摘要 |
FIELD: multi-purpose helicopters. SUBSTANCE: helicopter includes engine, landing gear, electrical equipment, tank filled with water. Is is provided with fire monitor and compressed air bottle for building up working pressure in water tank which is connected to tank by means of high-pressure rubber hose; fire monitor is connected to tank by means of sleeve-type connecting head. EFFECT: enhanced efficiency. 2 cl, 6 dwgs
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