The paper introduced the improved device for reducing water content in pattern material and pipe transmission for recovered material during waxloss process.
介绍了在脱蜡过程中减少模料含水量设备的改进及回收模料的管道输送方法。
This article describes the development process of early-strength water-reducing agent and its application in construction. It also analysis of the principle.
本文介绍了早强减水剂的研究过程以及对工程实际的应用，并从机理上加以分析。
The careful control of the hydrolysis process of synthesizing technology of naphthalene-based superplasticizer strongly affects the water-reducing performance of final product.
萘系高效减水剂合成工艺中水解反应过程的控制对最终产品的减水性能影响很大。
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