查询词典 backfill

The mechanical properties of argil fly-ash concrete and effectiveness of its application to abutment-backfill are investigated by material experiment, centrifugal modeling test and numerical calculation.

通过材料性能试验、土工离心模型试验和数值计算，研究陶粒粉煤灰混凝土的物理力学性能及其在桥涵台背回填的应用效果。

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建议。

Earth excavation and backfill is to have the appropriate security measures to strictly regulate the construction.

土方开挖与回填是要有相应的安全措施，要严格按规范施工。

To protect it, we had to backfill on it again.

为了保护遗址，又将遗址进行了回填。

Heat transfer performance of different backfill materials and temperature field variation of ground-coupled heat pump system are studied.

试验研究了两种不同回填材料地埋管换热器的热响应性能、地源热泵运行对地源温度场的作用。

A "Take Ten into Five" algorithm was proposed based on the concept of BACKFILL.

在BACKFILL的基础上，提出一种"削足适履"算法。

The BACKFILL algorithm is not efficient for the CPU utilization of job scheduling in parallel system.

BACKFILL方法在并行作业调度时并不能有效地的利用CPU资源。

Backfill drilling hole system is a complex gray system, and backfill drilling hole's life relating to a lot of uncertainty factors.

充填钻孔系统是一个复杂的灰色系统，钻孔的使用寿命与很多不确定性因素有关。

In this study, dry Ottawa sand was used as backfill material, and the height of backfill was 1.5 m.

本研究以气乾之渥太华砂为回填土，回填土高1.5公尺。

Based on theoretical analysis, a three dimensional non-linear finite element program is developed to examine the effects of alleviating bridge approach differential settlement by emplacing geogrids in the backfill behind bridge abutment. After analyzing the character of stresses and displacements within backfill behind bridge abutments and the interfacial friction action between geogrids and fillings, mechanism of using geogrids to reduce differential settlement is obtained.

在理论分析的基础上，利用有限单元法编制了土工格栅处理路桥过渡段差异沉降的三维非线性有限元程序，并结合工程实例对台背回填的三维性状进行系统分析，研究了铺设土工格栅对台背填土位移场和应力场的影响，分析了土与格栅界面剪应力的大小和分布，从土与格栅的界面作用阐述了减小沉降差的机理。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。