In the constructing of duct grouting for post-tensioning bonded prestressed concrete, the suitable cement paste is the most essential and important factor to guarantee grouting quality.
在后张有粘结预应力砼孔道灌浆的施工中，良好性能的水泥浆体是保证灌浆质量的最基本、最重要的因素。
In accordance with the characteristics of curved prestressed duct, the mixing ratio test of cement paste and quality assurance measurement of duct grouting construction are introduced.
针对曲线预应力孔道的特点，介绍水泥浆配合比试验和灌浆施工的质量保证措施。
In accordance with the characteristics of curved prestressed duct, the mixing ratio test of cement paste and quality assurance measurement of duct grouting construction are introduced.
针对曲线预应力孔道的特点，介绍水泥浆配合比试验和灌浆施工的质量保证措施。
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