Many materials will generate high temperatures, turn red, or turn black after friction.

Incredible scientific phenomenon: Why is it necessary to add rosin when soldering? The effect is so

lengkepu

0 View

Today's stress-relief video!! An astonishing workplace scene~

jixiepangke

47 Views

Today's decompression video: the irresistible charm of machinery~

jixiepangke

85 Views

Intuitive demonstration of the exquisite fish scale welding method, be sure to put it up

sungiaochuan

61 Views

Those are super cool machines!!

jixiepangke

47 Views

The seam weld between the two screws is so large that the master welder can do it with a single elec

Desideshougong

48 Views

Satisfactory work site

laobashuojixie

1.8K Views

Speed bumps for boys and girls!! Those novel machines

jixiepangke

66 Views

Speed Bump!! Cool Mechanical Series 6.17

jixiepangke

47 Views

"SpongeBob SquarePants" SpongeBob SquarePants: Mr. Krabs' Krusty Krab Factory

ayiaoji___i

34 Views

Those irresistible mechanical charms~

jixiepangke

8 Views

Man speed bump!! Skilled worker series~

jixiepangke

22 Views

Men's Speed Bump Worker Series ~2.13

jixiepangke

52 Views

Let's take a look at those fascinating machines together

jixiepangke

16 Views

The outrageous fault encountered by the auto mechanic, using cable ties to tie the shock absorber

debora_curry_03_01

26 Views

Irresistible mechanical charm~

jixiepangke

116 Views

[Team Timothy] Happy mooncake making time

Team Timothy

2.7K Views

In order to take the inheritance for herself, the aunt made a stage accident that blinded the heroin

guyanzennanfei

52 Views

I thought it was a Dongfeng missile, but it was actually a Dongfeng tractor.

daguogongchengshi

13 Views

Irresistible mechanical charm~

jixiepangke

16 Views