Scaffold steel pipes should use 48.
3X3.
6 steel pipes.
The maximum mass of each steel pipe should not exceed 25.
8kg.
.
The construction team dug up a lot of silver dollars, which the old man said was left by his grandfather,
Scaffold steel pipes should use 48.
3X3.
6 steel pipes.
The maximum mass of each steel pipe should not exceed 25.
8kg.
.
