The necessity of fish bolt As an overall engineering structure, fish bolt is laid on the roadbed, plays a guiding role in train operation, and directly bears the huge pressure on vehicles and vehicles. Due to the dynamic nature of train operation, each component must have sufficient strength and stability to ensure that the train runs smoothly and uninterrupted at the specified speed.
On the one hand, the rail...
0 Distribuiri
318 Views
0 previzualizare