图六：书面工作有时就是这样一种循环：你给上级交的越多，第二天需要你修改，增加的也就越多，周而复始，直到你崩溃。
Fig6. Paperwork live in such a cycle: The more handed in, The more to be modified or appended till you collapse.
北交图和本命盘在结构特性上单独的比较就已经十分有趣。
The individual comparison between natal and draconic structure patterns also interesting.
机车交路系统是全路列车运行图系统的三大系统之一，为全路列车运行动力组织工作提供基础。
As one of the three major systems for train operating-diagram, locomotive working system offers basic motive force for organization work of train operation.
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