Completely closed design, shape is artistic and clean.
全封闭设计，外形美观、整洁。
Completely closed design, simple and reliable, easy to maintain. Nice shape.
全封闭设计，简单可靠，维护容易，外形美观大方。
In the light of the practice of Shanghai subway project, this article describes the completely closed horizontal freezing reinforcing technique in the aspects of design, construction and effect.
结合上海地铁建设工程实际，从工程设计、施工、加固效果等方面阐述了全封闭水平冻结加固技术的应用。
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