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在介绍几种盾构施工过程中常用的添加剂的作用基础上,结合砂卵石地层土压平衡盾构的实际施工经验,系统地阐述了添加剂对刀盘刀具耐磨的重要性,对盾构施工人员清楚认识到在盾构施工过程中添加剂的使用的必要性有一定的意义。
Based on the introduction of several additives commonly used in shield construction and combined with the practical construction experience of earth pressure balance shield in sand and gravel stratum, the importance of additives on wear resistance of cutter tool is expounded systematically. The staff clearly recognizes the need for the use of additives in the construction of the shield.