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Why do we use chains to wrap around the oil drill pipe when extracting oil? #Science #Unzip #Frictio

haoqiwanhuatong

1 View

Skilled workers create a satisfying work site!

jixiepangke

37 Views

This is the first time I saw a hydraulic press fail.

xiaokechibaobao

2.5K Views

[Uncle x Cute Girl] Highly sweet mashup collection | Mutual love and warmth | Sweet collection | Ple

xiyueqi-

5.1K Views

Luo Xiaohei: Senior sister, how can you rob a car? Senior sister: Do you want to sit in it?

yingshixinkandian

26 Views

When you're dating the school heartthrob...

wushuichenyu

153 Views

"Prosperous World" Debate on Accumulation / Zi Yu - Never Falling

DramaUpdateeee

83 Views

Speed Bump!! Cool Mechanical Series 6.17

jixiepangke

23 Views

【Orange Vibes】Such a lovely girl—easy to fall for each other, isn't it?

Dahuangyoupifang

22 Views

Men's Speed Bumps: Exciting Machinery

yaki1

10 Views

You've never seen friction welding so perfect

xiaokechibaobao

10 Views

You can't make fire by drilling wood.

xiaokechibaobao

9 Views

Decompression video of the workers series!

jixiepangke

23 Views

Irresistible mechanical charm~

jixiepangke

12 Views

188 sold to Shanghai people 😭

xiaokechibaobao

16 Views

Spoon/fork: If I had known this was a bad factory

xiaokechibaobao

31 Views

When the son-in-law falls in love with his mother-in-law... Japanese silly ad, I'm seriously impress

4Aguanggaotianwang

10 Views

Wuxian went to visit Nezha's home. It was simple on the outside but high-tech on the inside.

yingshixinkandian

55 Views

Let's take a look at some satisfying work scenes! 10.9

jixiepangke

36 Views

Speed Bump Worker Series

jixiepangke

32 Views