Hydraulic Excavator DIY Student Technology Small Production Science and Education Toy Model Science Experiment Toy
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Description
Product Name :Hydraulic Excavator
Preparation tools: no need to bring your own tools
Age-appropriate stage: greater than 8 years old
Power demand: manual operation
Product use: Exercise the child's manual brain, understand the mechanical structure, learn the hydraulic transmission
Principle: Hydraulic transmission is a transmission method that uses pressurized liquid in a closed system to transmit motion and power. It first converts mechanical energy into pressure energy of the liquid, and then
The energy of the water passing through the piston and the pressure of the water can be converted into mechanical energy by the pressure energy of the liquid between the subtotals
colour:Wood color
Material:wood
size:50*12*30cm
Package Contents:
1* Hydraulic excavator
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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