[车辆]?水陆牵引车
amphibious tractor 水旱地两用拖拉机; 水陆牵引车...
两栖牵引车
水旱地两用拖拉机
In the end, all of the skills for building combat vehicles such as the Bradley and the Marine amphibious tractor ended up concentrated at the complex near York.
FORBES: Threatened Site Sustains Most Of U.S. Combat Vehicle Industry
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