[化] 气体净化; 气体脱硫

gas sweetening的用法和样例：

例句

Zinc ferrite prepared by coprecipitation was identified as a novel desulfurization sorbent for hot coal gas.以共沉淀法制备的铁酸锌作为脱硫剂的活性组分制备了一种新型的高温煤气脱硫剂。
When flux is removed from charge,the desulphurization of gas increases,but sulphurization of iron ore has few changes.炉料取消熔剂后煤气脱硫增加，而矿石吸硫量变化不大。

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英文笑话

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VOA2003（上）-国际时讯

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By Deborah Block Washington 13 May 2008 As the price of gasoline continues to rise in the U.S., more Americans are buying smaller, more fuel-efficient vehicles. Others are holding on to their big cars, in hopes that gas prices will eventually go down

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VOA标准英语2008年（五月）

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Do you have gas? Beginners. What kind of a question is that? Are you talking about my body or my car? Well, actually, I am talking about your car. Gas, or petrol, as it is called in England, is a big subject at the moment. Driving a car has become re

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英语博客 A cup of English

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By Robert Berger Jerusalem 02 April 2008 Israel is strengthening security on its home front in a sign of war jitters. As Robert Berger reports from VOA's Jerusalem bureau, Israel is casting a wary eye toward Iran. Israel's security Cabinet has decide

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VOA常速英语2008年（四月）

Lesson 74-1 At the Gas Station 在加油站

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