train working diagram

• 列车运行图

train working diagram的用法和样例：

例句

1. The adjusting system is an important subsystem of a computerized train graph system that is a technique to meet the requirement of the market economy.
   利用计算机编制列车运行图是铁路适应市场的需要，列车运行图编制系统的调整子系统是该系统的重要组成部分。