更多"The hydrogen can be generated from "的相关试题:
[填空题]The hydrogen can be generated from ____________ or produced by reforming fossil fuels.
[填空题]The hydrogen can be generated from __________________ or produced by reforming fossil fuels.
[填空题]To separate hydrogen from oxygen needs electricity that can be created by______.
[填空题]We must derive hydrogen from renewable sources with a view to a pure hydrogen economy.
[填空题]We must derive hydrogen from ____________ with a view to a pure hydrogen economy.
[填空题]We must derive hydrogen from __________________ with a view to a pure hydrogen, economy.
[填空题]What can you learn from stamps
We can learn many things about ______ from stamps.
[单项选择]Production engineers from headquarters can give instructions to the production engineering manager in a factory only with permission from ______.
A. the general manager there.
B. the engineering manager there.
C. the chief production engineer at headquarters.
[填空题]What can we get from library
We can get all kinds of______.
[填空题]Signals received from satellite can help gather data.
[单项选择]What can be inferred from this
A. Sometimes natural air pollutants can purify air.
B. Natural air pollutants are harmful to people.
C. There are some chemical reactions in the air.
D. Air pollutants move from air to water or soil.
[单项选择]What can you infer from it
A. Johnson is very fat.
B. Johnson is very thin.
C. Johnson is not too fat and not too thin.
