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[Civil Engineering Version] Daily Question 20180307

2018-03-07View Original

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The following (  ) energy source is a non-sustainable energy source.   a、Hydrodynamic energy   b、Coal   c、Coal gas   d、Hydrogen energy   e、Oil  Answer: bce
Reply #22018-03-07
The following (BCE) energy source is a non-sustainable energy source.   a、Hydrodynamic energy   b、Coal   c、Gas   d、Hydrogen energy   e、Oil 

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