... VCV Vapor Control Valve 控制烟雾阀门 VEF Vessel Experience Factor 船只经验因素 VGB Virgin Islands, British 英属维尔京群岛 ...
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...VEF Vendor Electronic Filing System 供货商电子存盘系统 VEF Vessel Experience Factor 船舶经验因子 VEF Calibrated Airspeed at which the critical engine of a multi-engine aircraft is assumed to fail (US FAA) 在这空速...
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