拖拉机牵引铲运机 tractor-drawn scraper

拖拉机牵引中耕锄 tractor drawn hoe

拖拉机牵引的消防车 tractor-drawn

拖拉机牵引的工具 tractor-drawn implement

拖拉机牵引特性 [农机] tractor drawbar performance

拖拉机牵引拖车 tractor-trailer

履带拖拉机牵引 pulled ; drawn

拖拉机牵引 tractor traction

拖拉机牵引板 tractor-draw-plate

拖拉机牵引力 [农机] tractor drawbar pull