concrete backfill的例句大全

Comparing with conventional concrete backfill technology, the new one of concrete backfill using for embedded pre Pressure steel Pipes has some advantages such as shorter construction period, lower cost.

埋藏式预压力钢管混凝土回填新技术与常规回填相比，简化了施工措施，缩短了工期，具有良好的技术经济效益。

At last, some suggestions were raised for the concrete backfill mining.

最后对具体的充填开采方法提出了建议.

Key construction technique mainly includes maintaining cavern stability, protecting surrounding rock integrity and guaranteeing concrete backfill quality.

关键施工技术主要体现于维护施工期洞室稳定，保护围岩完整性和保证结构混凝土回填质量三方面。

An Experimental Study on Strength Properities of Concrete Backfill

混凝土充填体强度特性试验研究

A Kind of New Technology of Concrete Backfill Using for Embedded Pre-pressure Steel Pipe in Xiangshui Hydropower Station

响水电站埋藏式预压力钢管混凝土回填新技术

The dynamic response of tunnels can largely be reduced by the foamed concrete backfill layers, which can be used to construct a sort of ideal energy absorption support structure.

泡沫混凝土耗能层能够明显减小结构的动力响应，可以用来构筑较理想的结构消波吸能型式。

The final result shows that the stress peak value of the tunnel is reduced by 95% with the foamed concrete backfill layers, and dynamic parameter such as acceleration and displacement is attenuated to a certain extent.

计算结果表明，增加泡沫混凝土耗能层后，坑道结构的应力峰值衰减了95%以上，加速度和位移等运动参数也有不同程度的降低。

Consequently, the results indicate that argil fly-ash concrete is recommended as backfill material.

结果表明：陶粒粉煤灰混凝土应用于桥涵台背回填工程具有明显的优越性，是一种值得推荐的台背回填材料。

Study on application of argil fly-ash concrete to highway-bridge abutment-backfill

陶粒粉煤灰混凝土在桥涵台背回填中的应用研究