汽车、拖拉机节油术汽车、拖拉机省油与否受多方面因素的制约，一是机车本身的技术状态好坏；二是驾驶操作技术；三是维修保养；四是油料及油料管理等。现就有关方面简述如下。一、正确维修保养，保持机车技术状态良好１．汽油机点火要正时，火花塞、化油器工作状态要良好... Automobile, tractor fuel-efficient cars, tractors fuel-efficient or not subject to many factors, first, the technical status of the locomotive itself is good or bad; second is the driving operation technology; Third, maintenance; Fourth, oil and fuel management. The relevant parties are summarized below. First, the correct maintenance, maintenance of the locomotive technology in good condition 1. Gasoline ignition timing, spark plug, carburetor working condition to be good ...