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。

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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。

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Zhen Xing seamless steel pipe, we experienced experts say that as far as he knew, in 2009 iron ore talks still going on.

我们振兴的资深无缝钢管专家说，据他所知，2009年铁矿石谈判还在进行。

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Back on land, mining-company engineers say new techniques, such as dissolving minerals and sucking them up through a pipe or extracting ore with high-powered water jets, could increase recoverable reserves.

WSJ: Exhausting the Earth's Resources? Not So Fast