The ethyl acetate content at the column top is above 91% and the conversion of alcohol can up to 94% in the optimum conditions.

在本试验最佳条件下，塔顶产品中酯含量为91%以上，乙醇的转化率可达94%以上。

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This method changes load system, and the composite steel beam set on column top bears loads transferred by monorail hanging beam. This method meet technology and safety requirement.

该措施改变传力受力体系，由新设置柱顶的组合钢梁承担单轨吊梁传来的荷载，满足生产工艺和使用安全的要求。

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The top and bottom line of each column on the page should align.

版面每栏的头一行和末一行要对齐。

《牛津词典》

Now look at page 671 again on the top of the left-hand column.

现在请再看671页左边栏的最上面。

耶鲁公开课 - 弥尔顿课程节选

This is the top of the left-hand column on 668.

这就在668页左栏的最上面。

耶鲁公开课 - 弥尔顿课程节选

This is at the very top of the left-hand column.

这个在左栏的最上边。

耶鲁公开课 - 文学理论导论课程节选

When was the last time you saw a detailed listing of U.S. and Iraqi casualties in the top right column of the New York Times or Washington Post?

CENTERFORSECURITYPOLICY: Winning Iraq

Adams was the equal of the men named at the top of this column.

FORBES: Lead Like John Adams

As you know from the moniker underneath my name on the top of this column page, I also report on recommendations from smart individual investors with outstanding performance track records, oftentimes a lot more impressive than professionals managing billions of dollars.

FORBES: Ride Bernanke's Stock Bubble With These Global Dividend Stocks