The metallurgical effects of 80 t top blowing and combined blowing oxygen converters at Baotou Iron and Steel Co have been investigated.

对比了包头钢铁（集团）公司炼钢厂80 t顶底复合吹炼转炉和顶吹氧气转炉的冶金效果。

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The top can be worn buttoned up or open over a T-shirt.

这件上衣可以系上扣子或不系扣子套在T恤衫的外面穿。

《柯林斯英汉双解大词典》

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It grows from the ground up. We don't impose regulations from the top down.

VOA: special.2010.06.16

- If someone-- you're-- one of you're predecessor didn't already submit it, do follow the directions at top left which says, add calendar so that we can augment the data set even further.

如果-,除非前任代表没有提交相应信息，一定要遵循左上方的用法说明，添加日历,这样就可以进一步增大数据集。

哈佛公开课 - 计算机科学课程节选

So it makes sense to be able to say, look for many methods I do want to have a way of doing comparison, and I don't have to remember, at top level, what the name of the comparison method was.

所有我需要的对象进行操作，那么就可以这么说了,我想要在很多方法里面，去找做比较的方法，我并不需要记住，每一个比较的方法的名字。

麻省理工公开课 - 计算机科学及编程导论课程节选

New York didn't top that until Martin's dunk with 1:39 left in a game that had already been decided.

WSJ: Knicks try to recover from illness, offensive woes

The news isn't expected to be great and it could cause some short-term indigestion if profits don't top expectations.

WSJ: Jobs Report Slows the Stock Market Rally

Because investors had several years' experience that had taught them corporate bonds were a sound investment even if they weren't top-rated credits.

FORBES: Dow Jones Interactive