Views: 1217|Replies: 2

急:Gasoline Sulfur 是什么东西? [Copy link] 中文

Rank: 4

Post time 2006-4-11 19:03:21 |Display all floors
如题
请看上下文:
EPA Office of Transportation and Air Quality Web site for Tier 2 Vehicle and Gasoline Sulfur Program
Amendments: http://www.epa.gov/tier2/ amendments.htm.

EPA 是environmental protection agency的简称。

非常急,谢谢各位高手了!

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Rank: 6Rank: 6

Post time 2006-4-11 19:24:31 |Display all floors
汽油所含的硫
理解=>表达=》润色
understanding+expressing+polishing

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Rank: 4

Post time 2006-4-12 07:25:09 |Display all floors
看了一下后面的文字,又提到了这个词,好象是这个意思
谢谢hiy2004!!!

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