Along with the collaps of CMEA and the boundary opening,dramatic changes have happened with EU and German steel tube industries.

 
  • 隨著(zhù)經(jīng)互會(huì )的瓦解及邊界的開(kāi)放,歐盟及德國鋼管工業(yè)的狀況發(fā)生了很大的變化。
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