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"Application of Sound Phenomenon in Science and Technology" Sound Phenomenon PPT Courseware 3
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2023-09-20 15:17:04
"The World's First Stethoscope" PPT Courseware 4
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"How Sound is Produced" Various Sounds PPT Courseware 2
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Simple gray and black series music salon sharing session and listen attentively PPT template
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2021-06-05 14:10:02
"The World's First Stethoscope" PPT Courseware 2
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"The World's First Stethoscope" PPT Courseware 2
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"Listen to stories, tell stories" oral communication PPT courseware
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"The World's First Stethoscope" PPT Courseware 4
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"You Will Definitely Hear It" PPT courseware download 2
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"The World's First Stethoscope" PPT courseware download
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"Applause" PPT
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"Applause" PPT
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"Exploring the Pitch Changes of the Ruler" Sound PPT Courseware 2
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"Singing" PPT
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"Voice of the Heart" PPT
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"Single Notes and Harmony" PPT courseware
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"The Sound of Gongs and Drums" PPT courseware
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"Echo" PPT
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"Singing" PPT
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"The Sound of Gongs and Drums" PPT courseware
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2023-09-25 17:32:01
During the epidemic period, listen to the lecture without stopping to learn the online class PPT template
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2020-05-27 10:57:27
"Scientific Inquiry: The Generation and Transmission of Sound" The World of Sound PPT Courseware 3
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2023-09-25 18:20:29
"Scientific Inquiry: The Generation and Transmission of Sound" The World of Sound PPT Courseware 4
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"The Sound of Willow Flute" PPT courseware
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"Scientific Inquiry: The Generation and Transmission of Sound" The World of Sound PPT Courseware 2
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"The World's First Stethoscope" PPT teaching courseware
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"The World's First Stethoscope" PPT teaching courseware
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Background sound detection pause software
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"Hazards and Control of Noise" PPT courseware on acoustic phenomena
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"Occurrence and Propagation of Sound" PPT courseware
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Health care PPT template with heart-shaped stethoscope background
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2019-03-04 00:00:00
"Sounds of Nature" PPT courseware download
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2023-10-05 09:48:36
"The Occurrence and Propagation of Sound" PPT download
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"Who Can Spread the Sound" PPT courseware download
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"The Sound of Nature" PPT teaching courseware
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"The Sound of Nature" PPT teaching courseware
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"The Voice in the Park" picture book story PPT
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2019-02-15 11:00:00
"Sounds of Nature" PPT courseware download
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"The Sound of Willow Flute" PPT Courseware 2
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 7
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 10
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 8
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 7
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 3
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"Harm and Control of Noise" Sound Phenomenon PPT Courseware 9
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 8
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"Hazards and Control of Noise" Acoustic Phenomenon PPT Courseware 6
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Hospital doctor holding stethoscope background PPT template
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2019-02-15 22:00:00
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