词汇	commutant of a set
释义	commutant of a set 数集的换位
随便看	angle of attack indicator angle-of-attack indicator angle of attack indica tor angle-of-attack mapping airplane angle of attack mechainsm Angle of attack of blade angle of attack of minimum drag angle of attack of transducer angle of attack sensing system angle of attack sensor angle-of-attack sensor angle-of-attack sensorpitch attitude vane angle of attack/sideslip transmitter assembly angle-of-attack transducer angle of a valve seat angle of avertence angle of azimuth angle of azimuth indicator angle of backing off angle of backing-off angle of back of tooth angle of backswept angle of baffle plate angle of balance angle of convergence