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

[Uncle Qiu Takes a Look] The video has been packaged—welcome to check it out!

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Electronic side dishes, to accompany the audience's meals

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With this skill, you can’t even graduate in Shandong.

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Just pop it in the freezer—it slides right in!

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The master remained calm and collected, even lighting a cigarette.

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Harmonic Drive Reducer

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Repairing airplanes and cars look pretty much the same.

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When it comes to true strength, even a steel-plated hunchback is just fleeting nonsense.

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It is still more comfortable to weld while standing! A little extravagant! 30 grams of gold material

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It's reportedly something that's been "choked off."

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Facts have shown that charging in without being prepared leads to nothing…

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Assembly of Worm Output Cycloidal Pinwheel Reducer

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Now you know why some things can never be put back together again after being dismantled.

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Shock-Absorbing Seat

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Do you know how glass marbles are made?

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

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Construction sites are so advanced now—I want to work on one too!

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Skilled Worker of the “Men’s Speed Bump”

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

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I just love devices that start off sluggish and lifeless but then kick into high gear later on!

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