The key points of production and technique for producing hollow plank by using dragged-form method of long-line stand at negative temperature were described in this paper.

介绍了负温长线台拉模法生产预应力空心板的生产要点和技术工作重点。

youdao

The key points of production and technique for producing hollow plank by using dragged-form method of long-line stand at negative temperature were described in this paper.

介绍了负温长线台拉模法生产预应力空心板的生产要点和技术工作重点。

youdao