Seamless steel pipe, senior experts have pointed out that iron ore import qualified awarded can be used to conduct open and transparent manner, such as auction.
资深无缝钢管专家指出，铁矿石进口资质的颁发可用公开透明的方式进行，比如竞拍。
2
Especially, the operation of industrial scale piping for iron concentrate marked that China's pipe transportation of ore pulp had come into the practical application stage.
促进了高水平著述的问世，特别是工业化铁精矿管道的运营，标志着我国矿浆管道输送已进入实用化阶段。
3
Zhen Xing seamless steel pipe, we experienced experts say that as far as he knew, in 2009 iron ore talks still going on.