chain railroad 中文意思是什麼
chain railroad
解釋
鏈索鐵道-
27 patents related to chain blocks, cranes, railroad maintenance equipment, etc
鏈動滑輪,吊車,鐵路養路器械等27臺 -
Chain blocks, crane - use electrical saddles, crane - use manual saddles, jib cranes, railroad maintenance equipment
鏈動滑輪,吊車專用電動滑板,吊車專用手動滑板,懸臂起重機,鐵路養路器械
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