用一台位置固定的数码相机对平行于飞机方向舵转轴并固定在该舵面上的一个双圆靶拍照。
The pictures of the double-circle target fixed on a jaw rudder surface and parallel to its axis were taken by a stationary digital camera.
对主推进电机和舵电机的控制采用了双闭环结构，PI调节器由DSP软件实现。
Dual-closed loop structure is adopted in main thrust motor and rudder motors, and PI controller is implemented by DSP software.
本文研究了双桨双舵船在规则波中的回转运动。
This paper investigates the turning motion of a twin propeller twin rudder ship in regular waves.
给出了配置西林舵的双尾机动驳的深水船模操纵性试验结果。
This paper presents the model test results of a self propelled barge with twin skeg equipped with schilling rudder maneuvering in deep water.
本文介绍了双舵桨船上用的操纵装置。
This paper introduces a type of steering unit for the ship fitted with two rudder-propellers.
本文介绍了双舵桨船上用的操纵装置。
This paper introduces a type of steering unit for the ship fitted with two rudder-propellers.
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