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Two green-color cartoon environmental-protection theme slide-slide background pictures
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2019-01-26 11:00:00
"The Human Body's Perception of the External Environment" Regulation of Human Life Activities PPT Courseware
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2023-10-05 09:42:44
"The Relationship between Vegetation and the Natural Environment" Natural Geographic Elements and Phenomenon PPT Courseware
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Courseware (Lesson 2 Earth)
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Courseware (Lesson 2 Earth)
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Download (Lesson 1: The Universe)
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Download (Lesson 2: The Sun)
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Download (Lesson 2: The Sun)
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"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Download (Lesson 3 Earth)
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2023-09-25 17:35:02
Romantic love PowerPoint template download with pink cartoon garland background
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2023-10-05 09:13:29
"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT (Lesson 1 Cosmic Sun)
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2023-09-25 17:35:03
"Earth's Cosmic Environment" Viewing the Earth from the Universe PPT Download (Lesson 3 Earth)
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Social insurance funds transferred to bank account details in different places.xls
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2022-10-22 10:00:09
Social insurance funds transferred to bank account details in different places.xls
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2022-10-22 10:00:09
"Development, Utilization and Protection of Water Resources" The most common liquid - water PPT courseware 2
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2023-09-25 18:21:22
"Development, Utilization and Protection of Water Resources" The most common liquid - water PPT courseware 2
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2023-09-25 18:21:22
"Development, Utilization and Protection of Water Resources" The most common liquid - water PPT courseware 2
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2023-09-20 15:17:04
"South China Sea Islands and Diaoyu Islands and their affiliated islands" land development and protection PPT
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2023-09-20 15:16:05
"Fuel Utilization and Environmental Protection" Mechanical energy, internal energy and their conversion PPT courseware
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2023-09-25 18:20:11
2019 maternal and child breastfeeding maternal and child health care obstetrics and gynecology light background PPT template
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2021-01-25 15:10:02
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