Why is snow in the south heavier than in the north? That's because there are dry snow and wet snow.

Danxia is just taking a walk

Liu23

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Why do we need to install a wellbore when digging a well? #Science #Unzip #IncreaseKnowledge #Diggin

haoqiwanhuatong

8 Views

Why do we need to cut a slant on the tree when felling it?

haoqiwanhuatong

11 Views

Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia

haoqiwanhuatong

17 Views

They say diamonds are forever, but they can be burned and broken.

haoqiwanhuatong

23 Views

Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

haoqiwanhuatong

13 Views

Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts

haoqiwanhuatong

18 Views

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

haoqiwanhuatong

18 Views

Let's take a look at the amazing workplace of skilled workers 9.2

jixiepangke

133 Views

Why do we need to stretch the syrup repeatedly when making handmade candies? This step is actually c

haoqiwanhuatong

13 Views

Why did the steel fly so high in the flying steel accident? #Science #Unzip #RollingSteel #FlyingSte

haoqiwanhuatong

9 Views

How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

haoqiwanhuatong

28 Views

When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

haoqiwanhuatong

14 Views

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

haoqiwanhuatong

15 Views

It turns out that the horns of different cows are so different.

haoqiwanhuatong

421 Views

Why should you clean your car's exhaust pipe? #Science #Unzip #Car #Cleaning #Trivia

haoqiwanhuatong

15 Views

“This is the world described in geography textbooks”

エレメンタリスト_01

310 Views

How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

haoqiwanhuatong

11 Views

Why do we need to grind off the bark? This is the process of peeling and rounding the wood before pe

haoqiwanhuatong

34 Views

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

jixiepangke

24 Views