单词	drag hinge
释义	drag hinge drag hinge The hinges of a helicopter that permit movement as the blade drag varies during rotation. These are located approximately at the root of the helicopter main rotor blade.
随便看	thule people thule society thulia thulite thulium thulium-170 thulium chloride thulium fiber laser thulium(iii) oxide thulium oxalate thulium oxide thullium thulé thum thumb thumb, albert thumb a lift thumb and little finger signs thumb a ride thumbat thumb band thumbbird thumb blue thumb-board thumbboard

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