What is a "sliding vane pump"? Twist the eccentric rotor in the middle and something interesting hap

Build Most Amazing Simple Underground Temple Living of the King

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Do you think it’s safe for an excavator to demolish a water tower at such a high altitude?

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Welding skills will be learned at a glance

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What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

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Jackie Chan VS Bruce Lee: Regardless of popularity or influence, why is Jackie Chan the first Chines

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The Ultimate Sense of Comfort and Aesthetic Beauty

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Speed Bump!! Cool Mechanical Series 6.17

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There is no such thing as a perfect alibi!

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How a Car Engine Works

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

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Foamed Cement Backfilling

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An unskippable ad: The Wizard and Turkish Airlines collaboration video

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Let's take a look at those satisfying little moments together!!

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A Great Invention of Modern Times: The Zipper! Why can a tiny slider make the teeth open and close?

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The incredible "curved and straight" model, the rotating and tilted red straight rod, an interesting

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The incredible ulexite is opaque but can project objects onto its surface. Do you know the principle

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What is the Galton board? Let 3,000 balls fall through the board, and a magical phenomenon will happ

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What is the principle behind submarines? What's the difference between nuclear and conventional subm

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The incredible "death hammer" will not rebound once it strikes! Do you know how it works?

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Why is curling so expensive at 12,000 yuan per piece? Only three companies in the world can make it.

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