这台拖拉机牵引力大。
合适的轮胎气压，尽量保持最低允许气压，这样拖拉机才会发挥最大的牵引力；
Reduce tyre pressure as much as possible, This gives maximum traction and cleaning ability.
本文通过GN-6型手扶拖拉机的基本参数的分析与确定，进行了额定牵引力、扭矩、速度、牵引力和动力输出轴转速等验算；
Through analyzing and checking the parameters of rated force, tractor's speed, pull force and real force, a clutch of double dried frictional flake is chosen and designed in the paper.
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