7、orkindangerousworkingenvironmentstoprotectthepersonalsafety.Thereforewidelyusedinmachinebuilding,metallurgy,electronics,lightindustryandatomicenergysectors.Thepneumaticpartofthedesignisprimarilytoreasonablepneumatiatcompressedneceengththdirectionprocedurework.The in
8、verted pendulum is a typical high order system, with multi variable, non-linear, strong-coupling, fleet and absolutely instable.It is repr