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"Photosynthesis and Energy Conversion" Energy Supply and Utilization of Cells PPT Courseware
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"Comprehensive Calculation of Heat" Utilization of Internal Energy PPT
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"Energy and Sustainable Development" Energy and Sustainable Development PPT teaching courseware
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"Energy and Sustainable Development" Energy and Sustainable Development PPT Teaching Courseware
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"Utilization, Development and Protection of Water Resources" PPT
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"Utilization, Development and Protection of Water Resources" PPT
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"Conversion and Conservation of Energy" Utilization of Internal Energy PPT Courseware 3
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"Conversion and Conservation of Energy" Utilization of Internal Energy PPT Courseware 5
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