track-type tractor 履带式拖拉机 ; 履带式推土机
track-type tractor service manual 履带式拖拉机维修手册
track-type tractor differential steering 履带式拖拉机差速转向
track-type tractor tib 履带式拖拉机技术情报简报
Waste Handling Track-Type Tractor 卡特彼勒
track-type e tractor 履带式拖拉机
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Holt, whose great-grandfather invented the first track-type tractor (which led to the formation of Caterpillar), came to the rescue in 1996.
FORBES: Magazine Article
Holt, whose great-grandfather invented the first track-type tractor (which led to the formation of Caterpillar (nyse: CAT - news - people )), came to the rescue in 1996.
FORBES: It's How You Play the Game
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