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东北电力建筑公司第三工程处在生产和应用预应力混凝土芯棒粉煤灰硅酸盐墙板方面已经积累了不少经验。经过几年来的不断实践,最近结合某工程的墙板制作任务,成功地生产和使用了宽2
The third engineering office of Northeast Electric Power Construction Company has accumulated a lot of experience in the production and application of prestressed concrete mandrel fly ash silicate wallboard. After several years of continuous practice, recently combined with a project’s wallboard production tasks, successfully produced and used a wide 2