railway track scale的用法和样例：
例句
- A new-style foundationless-tunnel dynamic electronic railway track scale with high precision is introduced in this paper.
介绍了一种新型无基坑式高精度动态电子轨道衡。 - Two sets of automatic computer-controlled dynamic railroad track scales one machine with two scales are in use at pingsuo Antaibao opencut coal Mine.Coal washery.
危机动态轨道衡是高精度的火车动态自动称量系统，全自动称量，自动报表，一台计算机可以带多台秤体，采样速度高，称量精度高。
