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Concrete pipe use
Used to transport water, oil, gas and other fluids. Concrete pipes are divided into four categories: plain concrete pipes, ordinar.....
2020/04/09 -
How to use precast concrete box culvert
Prefabricated drainage box culvert manufacturers, rainwater box culvert components, power box culverts and special assembly and di.....
2020/04/09 -
The difference between the tongue and socket tube
1. The socket type is that a tube is inserted into another tube, and then fixed with cement or glue. The socket tube is at the con.....
2020/04/09
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