Finally, joint design of the key structural parts is introduced.

最后，介绍了结构重要部位的节点设计。

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And of which the fabrication of the cable intermediate joint is the key.

而电缆的中间接头制作又是其中的关键。

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And of which the fabrication of the cable intermediate joint is the key.

而电缆的中间接头制作又是其中的关键。

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