用“hearth furnace”造句大全，hearth furnace造句

国语站造句 2.76W

The tube bloom made by this method has given out the same physical and chemical test results as that made by basic open-hearth furnace + vacuum degassing process + ESR process.

Pass splendid specimens of Anglo Norman architecture, pass pedestrians and pederasts, open hearth furnaces, basic Bessemer mills, dynamos and transformers, pig iron castings and steel ingots.

The status of the utilization of iron-bearing dust and mortar is presented and the prossessing of dust and mortar with mortar injection and rotary hearth furnace technologies discussed.

I think the second way to classify steels is simple. By refining methods steels can be divided into three classes: open-hearth furnace steel, converter steel, and electric furnace steel.

Later added 2 open hearth furnaces for producing steel castings.

The fuel burner of an open hearth furnace is water cool, as is the valve that regulate the flow of air and waste gases.

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用“hearth furnace”造句大全，hearth furnace造句

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