介绍了基于单向运动机构的伸缩式管道机器人工作原理，对管道机器人整机系统进行合理简化，得到等效系统模型。
First introduce the working principle of the inchworm in-pipe robot based on unilateral movement mechanism, and then an equivalent system model is founded after simplifying the whole robot system.
本文讨论了以非完整配置的单向推力器系统为执行机构时，刚性航天器的去翻滚控制问题。
This paper discusses the problem of detumbling a rigid spacecraft with an incomplete configuration of one sided thruster.
该内环和外环优选地通过允 许在它们之间的单向推进的棘齿机构来连接。
The inner and outer rings are preferably connected by means of a ratchet mechanism allowing for one way advancement there-between.
电动机单向旋转，用曲柄摇杆机构换向，实现悬点的往复直线运动。
The prime motor rotates in a fixed direction and the alternating motion of the carrier bar is accomplished by the crank-rocker mechanism.
电动机单向旋转，用曲柄摇杆机构换向，实现悬点的往复直线运动。
The prime motor rotates in a fixed direction and the alternating motion of the carrier bar is accomplished by the crank-rocker mechanism.
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