该产品是组合设计,具有供风、供水两种功能和减压、风量调节、消音、排除积水、防尘放水、安装简单、
使用便捷的特点。该装置由地面供风、供水,内装6个呼吸面罩和6支引水软管,可同时供6位避灾人员使用。
Ilsa combiatonof desgn,for ind,vatr sppy wo ins of tnclinand decompesin,arcondliong.sencng,
exduding gdrnephrosls. dustproof and waterproof,installtion is simple,easy to use features.
It consists of ground air suppy. water supply,in which6breathing m hose the same time fo 6 people ous8.