The life of double flow lance has reached 155 heats.

双流道氧枪的寿命已达到155炉。

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This paper introduced a new intelligent differential pressure type double flow meter.

本文介绍了一种新研制的新型智能化差压式双向流量计。

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The double flow top blowing process is a new process developed by Shanghai Steel Works No. 3 and East China Institute of Metallurgy.

双流复合顶吹炼钢法是上钢三厂和华东冶金学院共同开拓的一种炼钢新工艺技术。

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This simple double entry book keeping shows that the net cash flow into the economy produced by government spending is zero, nada, nothing.

FORBES: Job Creation, Economic Growth And Social Justice

For a major overhaul, consider installing photovoltaic cells on your roof, hydronic radiant heating in your floors, double-glazed panes in your windows and low-flow toilets in your bathroom.

FORBES: Julia Cosgrove

Second, our substantial operating cash flow, which we expect to grow in the double digits in 2009, gives us the financial flexibility to execute our plans.

FORBES: Jerry Yang Indirectly Rejects Microsoft