This audio clip can actually cool down your phone, it's amazing #ColdKnowledge #PhoneCooling

You've got to secretly turn things around and make a comeback! #SideHustle

lieqilengzhishi

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Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines

Jinzhengmeiyongde

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Unboxing video!! The irresistible charm of machinery

jixiepangke

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Speed bumps!! A mechanical marvel men can't resist~

jixiepangke

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Speed Bump Workers Series! 6.29

jixiepangke

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How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew

haoqiwanhuatong

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The irresistible mechanical series of speed bumps~

jixiepangke

7 Views

Water will flow uphill

haoyongwujingongju

10 Views

Workers' amazing work site~

jixiepangke

21 Views

Those skilled workers deliver satisfying results on the job site!!

jixiepangke

60 Views

Let's take a look at those amazing work sites together~

jixiepangke

64 Views

Let's take a look at the amazing workplace of skilled workers!

jixiepangke

85 Views

The power of science

haoyongwujingongju

48 Views

The foreigner's giant plow tractor actually has a cab from the last century!

haoqimiaomiaomiaody

17 Views

Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

tanmi

22 Views

How Tsunamis Are Formed (3D Principle)

Jinzhengmeiyongde

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The Fertilization Process of Sperm and Egg

Jinzhengmeiyongde

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20 common mechanical transmission structures, I'm exhausted

Jinzhengmeiyongde

88 Views

Introduction to Traditional Group Farming Culture in Africa

yaki1

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Comparison of the size of tsunamis in history

Jinzhengmeiyongde

17 Views