亚洲欧洲日产国码高潮αv_91精品亚洲日本午夜精品_国产青青色在线观看_国产三级免费精品_国产成年女人免费视频播放a_人妻少妇88久久中文_亚洲精品无码一级毛片_色欧美婬色视频在线播_亚洲精品国自产拍影院_国产5毛特效片直播

· 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;