tractive pump是什么意思

用法例句

Taking Huarun plant phase one project cooling tower construction as an example, this paper introduces the scheme of adding pumping pipe to standard flat bridge to vertically transport and pour concrete with tractive pump.

以华润电厂一期工程冷却塔为例,介绍了采用在平桥标准节上加装泵管,由拖泵进行混凝土垂直运输和浇筑的方案。

Application test of HBT120A concrete trailer-type pump with graduation Ⅲ in three gorges project;

HBT120A三级配拖泵在三峡工程中的应用试验