The main factors affecting foam characteristics and the comparison of foaming tendency and product characteristics between self-made product and foreign similar product are discussed.
讨论了影响泡沫性能的主要因素及国外同类产品发泡情况和制品性能的比较。
According to the technological features of the foaming machine and technical requirements of self-protection and self-resumption for the system, the control is realized by the PLC system.
根据发泡机工艺特点和其对系统自保护和自恢复等功能的技术要求，本文利用可编程序控制器实现了其控制功能。
In this paper a new water glass self-hardening fluid sand mixture made without the use Of foaming agent is described.
本文介绍的是一种不用发泡剂的新型水玻璃流态自硬砂。
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