文中介绍了专用砌筑砂浆及注芯混凝土的开发研究过程、产品性能及应用情况。
This paper presents the development process, product performance and application for the special laying mortar and core casting concrete.
产品介绍：采用专用添加剂，通过化学反应控制砂浆收缩达到抗裂目的。
Product Introduction: Uses the special-purpose chemical additive, achieves the anti-crack goal through the chemical reaction controlling mortar contraction.
填补了国内干混砂浆无散装运输专用罐车的空白。
The utility model fills the blank of the special tank car for transporting the bulk dry-mixed mortar in China.
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