举一反三
- ______ is an energy form found in nature that has not been subjected to any human engineered conversion process. It is energy contained in raw fuels, and other forms of energy received as input to a system.( ) A: Premium energy B: Primary energy C: Principal energy D: Preliminary energy
- ______ is an energy form found in nature that has not been subjected to any human engineered conversion process. It is energy contained in raw fuels, and other forms of energy received as input to a system.
- Questions 18 to 20 are based on the following talk. A: The threat of poisonous desert animals and plants. B: The exhaustion of energy resources. C: The destruction of oil wells. D: The spread of the black powder from the fares.
- The main technical fields of intelligent power generation are () . A: Renewable Energy; New Energy; Large Capacity Energy Storage<br/>Application B: Conventional Energy; Renewable Energy; Clean energy C: Conventional Energy; Renewable Energy; Clean Energy D: New Energy; Clean Energy; Large Capacity Energy Storage Application
- The main technical fields of intelligent power generation are （ ） 。 A: Conventional Energy; Renewable Energy B: New Energy; Clean Energy; Large Capacity Energy Storage Application C: Conventional Energy; Renewable Energy; Clean Energy D: Renewable Energy; New Energy; Large Capacity Energy Storage Application
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Middle aged people may feel subhealth, because _______. A: they have lost their living hopes B: they have more pressure in life and work C: they have used up their energy D: they begin to get energy
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【多选题】Which of the following energy are storable A. photo energy B. potential energy C. sound energy D. chemical energy
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Which of the following belongs to clean and renewable energy? A: Geothermal energy B: Solar energy C: Wind energy D: Nuclear energy
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Apparent metabolizable energy（AME）is the remaining energy after subtracting（ ）from the gross energy. A: Fecal energy B: Urine energy C: Metabolizable fecal energy D: Gas energy E: Endogenous urine energy
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Our energy needs will have to be fulfilled from ( ) A: depletable energy sources B: renewable energy sources C: the existing energy D: recycling energy