混凝土浇灌机的特性与用途在1963年,美国只有三家公司生产混凝土浇灌机,目前起码已增至九家公司。这类机器通过管道,把混凝土泵唧、挤送,或者说喷射到需要的位置上。这类机器最近的技术革新,使它们由过去的只用于隧道衬砌,而发展为建筑业的常用机具。以往的混凝土浇灌机,一般只能泵送特制的、合水泥较多的、合沙较多的以及易于塌落的各种混凝土。目前的情况是:已有一种混凝土泵,能泵送每码~3 Characteristics and Uses of Concrete Irrigation Machines In 1963, only three companies in the United States produced concrete watering machines, which have now grown to at least nine companies. This type of machine is used to pump, pump, or spray the concrete to the desired location. Recent technological innovations of this type of machine have made them used only for tunnel linings and have been used as common tools in the construction industry. In the past, the concrete pouring machine generally can only pump concrete, concrete, sand, and concrete that are easy to collapse. The current situation is: There is a concrete pump that can pump each yard ~3