The wax molds are dipped into waterglass solution, with surface coated by the solution.

将蜡件组浸入含有水玻璃等涂料的缸中，涂上涂料。

In this paper the properties of the polymer modified cement mortar are studied of DIDY formwork concrete surface coated layer for protection.

本文主要对模网混凝土聚合物改性水泥砂浆保护层的性能进行研究，着重探讨了与耐久性密切相关的抗裂性能和抗渗性能。