What are the different forms of ladder
Straight ladder, telescopic ladder, ridge ladder, ladder with handrails, other ladder (fire ladder, construction ladder, home ladder, etc.)
Common ladder: ladder ladder, straight ladder.
Extended ladder: multi-purpose ladder, telescopic straight ladder, telescopic character ladder, home ladder, fire ladder, industrial ladder.
Ladder in the form of many, there are: mobile ladder, staircase, fixed straight ladder, ladder, stretching ladder, stent ladder, hand ladder, bamboo ladder and so on.
What are the different forms of ladder
