They can be cylinder shaped container or a manual hand pump.

它们可能是柱状的容器，或者手动泵。

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And an actual analysis of the bar shaped components of manipulator hand was made.

并对机械手各构件为杆状的情况，作了具体分析。

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And an actual analysis of the bar shaped components of manipulator hand was made.

并对机械手各构件为杆状的情况，作了具体分析。

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