冶炼

Raw ore cannot be used directly in blast furnace. It must be prepared be forehand.

原矿是不能直接用于高炉冶炼的，必须事先对之加工处理。

According to the results of this study and previous analyses, it is found that Pb concentration may be used to distinguish native copper in North America and historical European smelted copper.

更重要的是，根据本实验及前人的分析结果，我们发现铅含量可作为判断北美自然铜与欧洲冶炼铜的一个有效标准。

That's because such an ore doesn't fulfill the requirements of blast furnace extraction.

这是因为这种矿石不能达到高炉冶炼对矿石的要求。

That's because such an ore doesn't fulfil the requirements of blast furnace extraction.

这是因为这种矿石不能达到高炉冶炼对矿石的要求。

I have the impression that blast furnace smelting uses coke.

我有一个印象。高炉冶炼要用焦炭。

In this paper the control technology of low phosphorous and silicon steel in BOF is described.

本文结合生产实践，研究了转炉低磷低硅钢的控制技术，概述了冶炼控制过程，取得了预期的生产效果，有一定的借鉴和推广价值。

In the Bronze Age, people could make tools of copper and bronze, but not iron.

到了青铜器时代，人们可以冶炼各种各样的金属，例如铜或青铜，但没有铁。

Of those in manufacturing, seven men headed clockmaking shops and another thirty or so were engaged in the shops or in businesses that supplied the clockmaking trade-the brass foundry, iron forge, wire-drawing mill, and a number of cabinetmaking shops.

在从事制造业的人当中，有7人经营钟表制造坊，另外约有30人在这些作坊或为钟表制造提供材料的作坊里做事，如黄铜铸造坊、生铁冶炼坊、弹簧制造厂以及一些橱柜制造坊。

Is the production and sale of ferrosilicon, calcium carbide hydraulic system and the submerged arc furnace smelting coking system of professional manufacturers.

是生产和销售硅铁、电石矿热炉的液压系统和焦化冶炼系统的专业厂家。

There is a fish called the "smelt" or candlefish, found from Oregon to Alaska.

有一条鱼被称为"冶炼"或candlefish，发现从俄勒冈到阿拉斯加。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失