Techniques______the energy of the sun are being developed.A．harnessingB．aimingC．assistingD

_____ the compression ratio, _____ the proportion of the heat energy of the combustion tur

Brarll‘s constitution．__________ the military use of nuclear energy．A.withdrawsB.

The _______ techniques are used in some of Eugene O’Neil’s plays to highlight the thea

Compared to alternative energy, one of the disadvantages of fossil fuels is ______.A．Minin

In the _____ pressure charging system the pulse of energy that occur as the exhaust is rel

To their credit the Department of Energy ______ t