backfill的例句大全

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

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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。

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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。

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D-FEM can simulate geotechnical construction process including excavation, backfill and it has quickly solving, group function and many material models.

它能模拟岩土工程的开挖、回填等施工过程，且具有求解速度快、群组功能、材料模型多等特点。

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Ground Source Heat Pumps ( GSHP) are widely used for heating and cooling buildings, backfill material is essential in improving the thermal performance of Borehole Heat Exchangers ( BHE).

地源热泵系统近年来在我国建筑中得到了广泛应用，回填材料对地埋管换热器传热性能的影响至关重要。

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By the means of a hydraulic displacement control mechanism made by the authors, centrifuge model tests on lateral pressure of wails retaining compacted clayey backfill, which displacement can be controlled, have been conducted.

笔者利用自制的一套位移控制液压装置做了11组位移可控式压实粘性填土档土墙土压力的离心模型试验。

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Study of Thermal Powdered Slag Used for Trench Backfill

热焖粉化钢渣作沟槽回填材料的应用研究

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The test results showed that at a tailings/ cement ratio of 6 ∶ 1 and paste backfill density of 80% and 28 day curing cycle, the compressive strength reached 3.79 MPa;

试验结果表明，在尾砂水泥比为6∶1，浓度80%时，28d抗压强度达到3.79MPa；

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Calculated according to the theory of backfill settlement, the size of the analysis of differential settlement, and analysis of uneven settlement of the pavement structure layer, drainage culvert, the impact of the pipeline.

根据理论计算出的回填土的沉降，分析不均匀沉降的大小，并且分析不均匀沉降对道面结构层、排水箱涵、管线的影响。

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Experimental study on durability of shell sand backfill

回填贝壳砂耐久性试验研究

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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。

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For high-head and long-distance head conduit of hydroplant, using backfill-conduit form can reduce project cost and accelerate construction progress obviously.

高水头、长距离引水的水电站压力管道采用回填管形式可明显地降低工程造价，加快施工进度；

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The heat transfer of ground heat exchanger is enhanced by changing backfill materials for reducing the thermal resistance of borehole and controlling heat pump operation mode for delaying the soil temperature rise speed.

本文通过改变回填材料减小钻孔内热阻和控制热泵运行模式延迟土壤温升来强化埋管换热器的传热，提高系统运行效率。

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Many engineering construction utilize embankment fill, for example: subgrade, abutment, retaining wall, foundation pad, base backfill and so on.

许多实际工程建设中都用到填土，如：路基、土坝、桥台、挡土墙、基础垫层以及基坑回填等。

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Reliability Research on Method of Multiple Angle of Internal Friction ψ_ 0 of Simple Braced Structure in Backfill

回填土综合内摩擦角ψ0方法的可靠性研究

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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

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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。

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Compared with the non-backfill PRW, the gravel-backfill PRW could reduce the pressure of pumping and recharging and had more serious thermal transfixion, too.

砾石回填抽灌同井较无回填抽灌同井能够减小抽水和回灌的压力，热贯通也更严重。

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The models of groundwater flow and heat transfer for non-backfill PRW, gravel-backfill PRW and SCW were established, respectively. The methods of numerical solution were provided.

分别建立了无回填抽灌同井、砾石回填抽灌同井和单井循环系统的地下水流动和换热数学模型，并给出了数值求解方法。

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