This paper focuses on mixing cement concrete batching at how to improve the preparation of precision pneumatic valves,and how to accurately control the concrete slump constant.
主要论述拌和水泥混凝土配料时如何提高气动闸门的配料精度,如何比较准确地控制混凝土的坍落度。
Fast gate linkage of Gaogang hinge in Jiangsu province is realized by the microcomputer observing and control system.
