悬链段的挖料部分长度取决于卸船能力。

The length of the digging part of the suspended section depends on unloading rate.

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第五阶段，形成外部供应链联盟。

Part 5, the union of entire supply chain.

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第五阶段，形成外部供应链联盟。

Part 5, the union of entire supply chain.

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