对用硫铁矿粉替代普通砼中砂的可能性进行了介绍；
This paper introduces possibility of replacing sand by pyrite dust in concrete, recommends using pyrite dust in semi - dry concrete.
对中砂的中低氨氮进水系统，通过缩短水力负荷周期，会使去除效果得到明显改善。
For the medium sand system of the low ammonia nitrogen, by shortening HLC, the removal effect of the system is significantly improved.
针对印刷中砂目和感光层的磨损，采用因子设计法设计实验，保证了实验的准确性。
For the PS plate grain and light-sensitive coating abrasion, an experiment was designed based on factor design, which ensures the veracity of experiments.
沙三段的扇中砂体、沙一段底部的生物滩坝、东营组的河流砂体都是优越的储集层。
The middle fan sand in Es3, the bioclastic beach bar at the bottom of Esl, the river sand in Ed formed very best reservoir.
温度梯度诱导了冻结中砂的非均质性，减小了模型的起始斜率，大大减低了抗变形能力；
In other words, the temperature gradients result in the non-homogeneous properties and lead to the decrease of the initial slopes together with the ability of resisting the deformation.
上新统区域盖层中砂、砾岩含量的变化，控制济阳坳陷南、北方向上第三系地层油藏类型及其含油性的变化。
The variation of the sandstone and conglomerate content in the Miocene to Pliocene regional cap rocks governed the types of the oil reservoirs and their oil contents.
通过在不同温度及不同应变率下对饱和冻结中砂进行单轴压缩试验，获得了静载下饱和冻结中砂的弹性模量。
Uniaxial compression tests are performed on saturated frozen sand at various temperatures and strain rates. The elastic modulus is obtained from these tests.
引入骨架孔隙比的概念，用来判断膨润土与砂混合物中砂骨架是否形成，得出影响混合物压缩特性的决定因素。
The concept of skeleton void ratio is used to judge if the sand skeleton is formed in sand-bentonite mixtures, and to obtain main factors affecting the compression behaviour of the mixtures.
通过分析地层剖面中砂泥岩天然气扩散系数的影响因素，研究了地层剖面中砂泥岩天然气扩散系数的变化特征；
This paper studies the change characteristics of gas diffusion coefficients of sandstone and mudstone by analyzing the factors influencing the gas diffusion coefficients.
通过砂坝底下建造地下管道或者在沙中开挖蓄水洞，便可以在雨后连续几个月内抽取这些自然净化过的水。
Clean water can be drawn for up to several months after the rains have fallen through pipes underneath the DAMS or by digging a hole in the sand.
用混凝土护栏建造的1至5米高且用沙回填而成的砂坝从5个不同方案中脱颖而出，被选为最佳方案。
Sand DAMS, which are constructed out of concrete barriers 1-5m high and backfilled with sand, were voted as the best idea from five different proposals.
在机制建筑砂、石料以及各种冶金矿渣的破碎中更是得到普遍使用，与其它类型的碎石机相比产量功效高。
In building sand, stone and mechanism of the breaking of metallurgical slag is obtained universal use, compared with other types of hammer apparatus production with high efficiency.
这样使得沥青砂中的石油更容易到达德克萨斯州的提炼厂，尽管项目的其他部分仍悬而未决。
That would give oil from the tar sands much easier access to refineries in Texas, even if the rest of the project remains in limbo.
基质中同时引入7%的堇青石、7%的焦宝石和2%的石英砂时，浇注料的抗热震性最好。
Adding 7% cordierite, 7% flint clay and 2% quartz sand in matrix enabled the castable to have highest thermal shock resistance.
好的储集体主要有湖底扇中扇辫状水道砂体和轴向重力流水道砂体。
Good reservoir mainly includes sublacustrine fan-in-fan braided channel sand body and axial gravity flow channel sand body.
溆浦砂锡矿床赋存在第四系冲积层中锡石主要富集在底部砂砾石层。
Placer tin deposit in xupu occurs in alluvial sediment of quatemary system and cassiterite chiefly concentrates at the bottom of gravel layers.
阐述了粗石英砂气水同时冲洗滤池，在污水深度处理中的适用性。
This paper expounds the adaptibility of coarse sand filter with simultaneous air and water backwash to tertiary filtration plant.
通过对实型铸造干砂振动填充紧实中的振动方向、维数、频率、加速度及干砂种类等诸多影响要素的测定实验，研究了实型铸造振动紧实干砂的性能。
Vibratory compactability of dry sand in full mold foundry has been researched by experiments on effective factors such as vibratory direction, dimensions, frequency, acceleration and dry sand sorts.
应用地震资料提取多种属性进行河道砂体预测，在目前的油气勘探中已得到越来越多的应用。
It has been increasingly used in oil and gas exploration to predict channel sands from various seismic attributes.
尾矿堆积坝中尾砂透镜体具有复杂的分布状态，对坝体的稳定状况有极大影响。
Tailings lenticle with complicate distributing state in tailings fill dam has great influence on the stability of the dam.
为解决河道管理单位在采砂管理工作中的问题，郯城河道管理局将GPS技术应用在采砂管理中。
Tancheng river channel management bureau applies GPS technology in sand excavation management to solve problems encountered in sand excavation management work for river channel units.
细粒级尾砂絮凝沉降性能是全尾砂充填应用中的核心问题之一。
The flocculating settling characteristics of fine tailings is one of the key problems in application of filling by all tailings.
通过改进浇注系统，特别是采取在进、排气道芯砂中添加特殊抗脉纹添加剂及在砂芯表面涂刷烧结型涂料等工艺，有效地预防和消除了脉纹缺陷。
Veining defects have been effectively prevented and eliminated by improvement on gating system, especially by special additive to core sand and sinter coating on surface of sand core.
结果表明，主应力方向的连续旋转导致了钙质砂中孔隙水压力的增长。
It was showed that the continuous rotation of principal stress induced the development of pore water pressure in carbonate sand.
砂体中均发育有不同规模的区域性层间氧化带。
Regional interlayer oxidation zones of various scale are developed in sand bodies.
消失模铸造干砂充填紧实过程中，干砂对模型壁的动态压力可间接反映此处干砂的紧实程度。
The dynamic pressure on pattern wall can reflect indirectly the compaction degree of sand during the course of filling and compaction of sand on EPC.
消失模铸造干砂充填紧实过程中，干砂对模型壁的动态压力可间接反映此处干砂的紧实程度。
The dynamic pressure on pattern wall can reflect indirectly the compaction degree of sand during the course of filling and compaction of sand on EPC.
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