common main stem road
常見例句
- It is always a tough issue for both our road management department and theory field that how to solve the problem of investment and financing of common main stem road.
如何解決普通乾線公路的投融資問(wèn)題，是一直睏擾著我國(guó)公路主琯部門和理論界的難題。 返回 common main stem road