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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 3
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 3
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 3
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 5
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"Ethanol and Acetic Acid" Organic Compounds PPT Courseware (Classification of Functional Groups and Organic Compounds in Lesson 3)
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 4
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 2
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"Respiration of Green Plants" Carbon-Oxygen Balance in Green Plants and the Biosphere PPT Courseware 2
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"Respiration of Green Plants" Green Plants and Carbon-Oxygen Balance in the Biosphere PPT Courseware 6
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"Respiration of Green Plants" Green Plants and Carbon-Oxygen Balance in the Biosphere PPT Courseware 6
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"Transformation of Sulfur" Properties and Transformation of Matter PPT (Sulfur Dioxide in Nature in the First Lesson)
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"Ethanol and Acetic Acid" Organic Compounds PPT Courseware (Classification of Functional Groups and Organic Compounds in Lesson 3)
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"Ethanol and Acetic Acid" Organic Compounds PPT Courseware (Micro Topic Analysis and Exploration of the Properties of Multifunctional Organic Compounds)
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"Transformation of Sulfur" Properties and Transformation of Matter PPT (Sulfur Dioxide in Nature in the First Lesson)
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"Ethanol and Acetic Acid" Organic Compounds PPT Courseware (Micro Topic Analysis and Exploration of the Properties of Multifunctional Organic Compounds)
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"Sulfur and Its Compounds" Important non-metallic elements in chemical production PPT (Lesson 1 Sulfur and Sulfur Dioxide)
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