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youtube.com > Oshadha Prabhashwara Y.C
3R සංකල්පය
YouTube · Oshadha Prabhashwara Y.C · 8769 次播放 · 2022年3月10日
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youtube.com > Sinhala Buddhist College Matale
3R සංකල්පය | 5 ශ්‍රේණිය | පරිසරය
YouTube · Sinhala Buddhist College Matale · 7826 次播放 · 2021年6月17日
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youtube.com > SL view with N
3R සංකල්පය 5 ශ්‍රේණිය ගෙවත්ත
YouTube · SL view with N · 1.8万次播放 · 2021年7月4日

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youtube.com > Scoutcraft-Tamil
3Rs | Reduce, Reuse. Recycle | Scoutcraft-Tamil
YouTube · Scoutcraft-Tamil · 1197 次播放 · 2023年12月14日
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පහ වසර ශිෂ්‍යත්වයට / 3R සංකල්පය - for grade 5 scholarship - YouTube
9:00
youtube.com > Uthsuka Rathnayake
3R සංකල්පය කියන්නේ මොකක්ද? | තේරෙන සිංහලෙන් | ශිෂ්‍යත්වයට - උත්සුක රත්නායක
YouTube · Uthsuka Rathnayake · 7321 次播放 · 2023年5月7日

19:25
youtube.com > Skill Development Tips
What is 3R ? 3R Kya Hota Hai ? Meaning Of 3R ? What is Use of 3R ? Example of 3R ? Skill Development
YouTube · Skill Development Tips · 234 次播放 · 2023年1月27日
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5rs (Reuse, Reduce Reuse Recycle Repair And Recover By, 48% OFF
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3R Technology – Medium
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SQ3R Method explained plus example | Study methods, Readin…

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Infopac on 3Rs: Understanding the 3R Concept
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Waste Segregation, Einstein, Recycling Plant, Recycling Logo, …

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