Longitudinal protection, according to the requirements of the power monitoring systemlongitudinal certification, longitudinal protection measures as shown in figure 4.
纵向防护方面，依据电力监控系统“纵向认证”方式的要求，纵向防护的措施如图4所示。
2
Longitudinal dynamics system control is an important part of automated control of the vehicle. Longitudinal control is the speed control of an automobile on its running way.
汽车纵向动力学系统控制是实现汽车自动控制的重要组成部分，纵向控制即是汽车行驶方向上的速度控制。
3
The presently loose functional relation of higher & lower levels will become closely longitudinal management system so as to reduce repeated labor and increase the management work efficiency.