... 柔性耐水腻子 waterproof flexible putty 面砖粘结砂浆 adhesive for tile 面砖勾缝料 jointing mortar ...
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The drain pipe jointing material of cement mortar with addition of water glass can effectively overcome the influence of groundwater and improve the quality of the joints.
在水泥砂浆中掺入水玻璃作为排水管的接口材料，能有效克服地下水影响，提高了接口工程质量。
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