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施工实践证明,采用合理的脚手机具可以减少手工劳动,提高生产效率。近二、三年来,苏联研制采用了一批装配式或折叠式的脚手机具,这些机具是由轻型钢管或铝管组成的,现简介如下。1.ny-1型流动式升降台这种升降台(见图1)用于工业、仓库和其它建筑的内外墙和隔断墙的砌筑。它由装有载重量为2.5吨的操作平台的套管式升降架(安装在MA3-5243型轮胎拖车上)和起重量为1吨的起重机(臂长距旋转轴3
Construction practice has proved that the use of a reasonable foot mobile device can reduce manual labor and increase production efficiency. In the past two or three years, the Soviet Union has developed a series of prefabricated or folding foot mobile phones. These machines consist of light steel tubes or aluminum tubes. 1.ny-1 type mobile lifting platform This lifting platform (see Figure 1) is used for the masonry of interior and exterior walls and partition walls in industrial, warehouse and other buildings. It consists of a jack-type crane with an operating platform with a load of 2.5 tons (mounted on a model MA3-5243 tire trailer) and a crane with a capacity of 1 ton (arm long-distance rotation axis 3