从理论上对截头双圆锥分子屏进行研究。
The truncated double conical wake shield facility has been studied in theory in the paper.
本发明涉及一种双圆锥设备，其产生了增强的抽吸、压力放大和降低的噪音。
The present invention deals with a double-cone device that produces enhanced suction, pressure amplification and reduced noise.
针对双圆锥扫描式红外地平仪因无刷直流扫描电机转速不均匀造成的姿态角测量误差进行了研究。
Attitude measurement errors of the double cone scanning infrared earth sensor caused by brushless DC motor speed asymmetry was researched.
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