It is composed of propeller and guide vane, the latter is installed at an appropriate position between stern appendages and propeller.
它由螺旋桨和安装在尾附体与螺旋桨之间一适当位置上的导叶组成。
It is composed of propeller and guide vane, the latter is installed at an appropriate position between stern appendages and propeller.
它由螺旋桨和安装在尾附体与螺旋桨之间一适当位置上的导叶组成。
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