How can you get the biggest fruit out without putting your hand into the cup?

Why does a wavy line appear when I scratch the plastic film?

bideerjiedao

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The teasing has begun!

hanenhuih

414 Views

Workers' amazing work site~

jixiepangke

17 Views

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

Jinzhengmeiyongde

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Is a fish that's been frozen still considered "raw"? 10.28

jixiepangke

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

jixiepangke

44 Views

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

tanmi

15 Views

How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

haoqiwanhuatong

13 Views

As long as you use the right method, work won't be that tiring.

haoyongwujingongju

23 Views

Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

haoqiwanhuatong

26 Views

3D Animation Demonstration: What Happens Inside the Rescued Person's Body When You Perform CPR

YouTubejingcaishipin-

48 Views

Speed Bump Mechanical Series! 7.30

jixiepangke

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Super cool mechanical series of speed bumps!

jixiepangke

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Speed bump!! Amazing machinery~

jixiepangke

12 Views

Super cool mechanical series of speed bumps! 7.18

jixiepangke

37 Views

What kind of wisdom did the ancients have to design such a sophisticated mechanism?

haoyongwujingongju

22 Views

Introduction to Tequila

yaki1

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Don't dare to ask questions after watching this

guzhili

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Why does steel slag when forging iron? #Science #Unzip #Forging #ExtremeComfort

haoqiwanhuatong

16 Views

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

jixiepangke

11 Views