1、

All the major factors in the expression are individually analyzed and thereafter, measures of reducing the temperature of bath are put forward. ( p.7.10).

对表达式中所包含的诸因素,分别进行分析,从而提出槽液降温的措施。

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2、

Nano-copper/ polyacrylonitrile composite fiber was prepared by the reaction between the modified polyacrylonitrile fibers and Cu(ⅱ) ions in the solution. The reaction was carried out in water bath of 30 ℃ for 60 min using formaldehyde as reducing agent and silver nitrate as active reagent.

改性聚丙烯腈纤维与Cu(Ⅱ)溶液反应,以甲醛为还原剂,硝酸银为活性剂,在30℃水浴中反应60min,制备出纳米铜/改性聚丙烯腈复合纤维。

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3、

Oxygen injected above the liquid-steeel bath to oxidise carbon monoxide liberates heat, reducing specific power consumption by 10 per cent and tap-to-tap time by 7 per cent. A large amount of energy is produced very cheaply, making the process very attractive.

氧气喷吹到钢液面氧化CO释放出能量,能使单位功率消耗降低10%,出铜至出钢时间减少7%,这个能廉价产生大量能量的工艺过程非常有吸引力。

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