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wind direction indicator

矿业, 导航 风向标; 风向指示器
造船 风向扌旨示器
wind-direction indicator
气象 风向指示器
 英语 词库
wind direction indicator
航空, 加拿大 An indicator that is in the form of a truncated cone made of fabric and that is not less than 12 ft long and, at the larger end, not less than 3 ft in diameter, so constructed as to give a clear indication of the direction of surface wind and a general indication of wind speed; An actuated device for indicating visually to aircraft the direction of surface wind
Wind Direction Indicator
气象, 缩写 WDI
wind- direction indicator
: 3 短语, 3 学科
地球科学1
导航1
航空1

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