通往俄国的铁路运送着重要的军用物资，因此成了德国人破坏的主要目标。
The railway lines into Russia, carrying vital military supplies, were key targets for German sabotage.
八七型铁路应急抢修钢梁是大跨度铁路军用梁，用于大跨度桥梁的应急抢修，可快速拼装反复使用。
The 87-type military railway beams for rush-repair are a type of long span military beams. They can be assembled quickly and used repeatedly.
八七型铁路应急抢修钢梁是大跨度铁路军用梁，用于大跨度桥梁的应急抢修，可快速拼装反复使用。
The 87-type military railway beams for rush-repair are a type of long span military beams. They can be assembled quickly and used repeatedly.
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