保持良好的驾驶姿势，能够使驾驶员的各部肌肉通常处于放松状态，进行正常的新陈代谢和血液循环，不会出现麻木现象，在长时间的工作中，能减轻驾驶员的作业疲劳，便于驾驶员自如地使用各种操纵装置，充分地观察道路情况和仪表，正确地判断车身前后、左右的情况及后轮的位置和 Maintain a good driving position, can make the driver’s muscles are usually in a relaxed state, the normal metabolism and blood circulation, numbness does not occur in the long hours of work, can reduce the operator’s fatigue, easy for the driver Freely use a variety of controls, fully observe the road conditions and instrumentation, the correct judgment of the body before and after, about the situation and the rear wheel position and