reactive organic gases造句

例句与造句

1. California's ARB uses the term " reactive organic gases " ( ROG ) to measure organic gases after public hearing in September 1995.
2. The California Air Resources Board formalized this issue in 2008 by recognizing control standards for formaldehydes as an emissions control group, much like the conventional NOx and Reactive Organic Gases ( ROGs ).
3. It's difficult to find reactive organic gases in a sentence. 用reactive organic gases造句挺难的