Prepare to removal condition plenty,the top need security-manage between remove the hydraulic support,the hydraulic support come true safety and speediness-remove use the monomer support with winch.

• 通过对回撤条件的充分准备,拆除期间的顶板安全管理,利用单体支柱加绞车配合的方法,实现了对液压支架的安全、快速回撤。