The article introduces the mechanical and hydraulic configuration of rotation drive system and describes the control concepts on the rotation, compensation and synchronization of the manipulator.

介绍液压式径锻操作机旋转驱动的机械结构和液压结构，描述操作机旋转、旋转补偿以及旋转补偿同步的自动控制原理。

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An inner diameter vane shroud of a variable vane assembly accommodates a synchronization mechanism for coordinating rotation of an array of variable vanes.

一种可变叶片组件，它的内径叶片围带容纳一个用来协调可变叶片阵列的转动的同步机构。

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