The precooling room and warehouses were not completed until about 8 months after the laboratory was occupied.

预冷室和仓库直到实验室被占用后8个月才完成。

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The precooling room and warehouses were not completed until about 8 months after the laboratory was occupied.

预冷室和仓库直到实验室被占用后8个月才完成。

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