油门ｄｅ巧用机手在操作拖拉机时，合理地使用油门是提高作业机组生产率、经济性及保证机车有良好的技术状态和灵活性的重要技能。所以机手除了应掌握正确使用油门的技术，还应学会巧用油门。１．负荷不足时，高档小油门可提高机车经济性选用高档小油门，可以给发动机创造... Throttle de clever use of hand In the operation of tractors, the rational use of the throttle is to improve operating unit productivity, economy and to ensure that locomotives have a good technical status and an important skill. Therefore, in addition to master the correct use of the accelerator should master the technology, but also should learn how to use the accelerator. 1. When the load is low, high-end small throttle can improve locomotive economy Choose high-end small throttle, you can create to the engine ...