JD2-300-89型火箭降落伞火焰信号 Model JD2-300-89 Marine red flare Parachute Signal 用于船舶、救生艇和救生筏长距离的遇险信号 for long range distress signaling from ships,lifeboats and liferafts. 发光强度 ≥30，000cd Luminous Intensity 燃烧时间 ≥40s Burning Period 到达高度 ≥300m Reach An Altitude
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