【铁路】to go away from the capital

• 下行列车

  train driving away from the capital

向下游行驶to go downstream

公文发往下级to be issued to subordinates

• 下行公文

  documents to be delivered to subordinates

下滑；下降to slide

• 相关政策不能实施，也是造成市场下行的一个因素。

  The inability to implement relevant policies is also a factor behind the slide in the market.

• 预计国内钢铁市场仍将维持弱势下行格局。

  It is forecast that the domestic iron and steel market will continue to be weak and continue to slide.