亚洲AV综合色区无码国产www_床上打扑克软件_国产精品另类一区_免费破外女13一14视频_中文字幕一级片在线_99re热久久这里只有精品6_高潮喷水的网站_成人看片黄a在线观看_狼狼狼色精品视频在线观看_亚洲综合熟女色偷拍

· Heavy-duty support sets are mainly used for building (structure) collapse rescue. Usually, support ejector pins are needed before entering the dangerous buildings to support dangerous buildings to protect rescuers and rescuers. .

Technical Parameters:

· A total of 38 sets;

·6 pieces with support main rod (84-124cm telescopic);

· 6 pieces of 61cm extension rod;