backwall

AMPLIFIER Function Separate programmable output, for example used for backwall monitoring.

放大器结构独立程序控制输出端,比如使用后壁监测系统.

The paper introduced the construction technology of liquid flyash pouring retailing backwall in order to assure refill quality of retailing backwall,protect retailing backwall depression or jumping.

介绍了为保证台背回填,止台背沉陷或跳车,在地形受限制地,采用态粉煤灰灌注台背施工工,对这项施工工法、步骤和注意事项进行了详细阐述。