分选的

The general laws of evolvement show the following features:①The point and line contacts of grains decreased;②The communication degree of pore with throat increased.The grading of pore and throat got meliorative;③The total content of clay was reduced;④The wettability of rock trended to hydrophile.The distribution of remaining oil in reservoir was controlled and affected by the pore-throat-net evolvement.

研究结果表明，储层孔喉网络演化是由油藏开发流体动力地质作用所造成的，孔喉网络场的演化是动态的、持续发生的，孔喉网络场总的演化规律是：颗粒点、线接触关系减少；孔喉连通程度提高，喉道分选性变好；粘土矿物减少，各类粘土矿物相对含量变化；岩石颗粒的润湿性向亲水转化。

In order to confront with the increasingly complicated electromagnetic environments and adapt to the development necessary of the integrative electronic warfare,this paper studies the integrative reconnaissance technology for radar and communication signals from single-platform,analyzes the characteristics of radar and communication signals in detail from the different aspects of the electromagnetic frequency band,function,power,signal waveform and modulation mode,researches some key technologies to realize the integrative reconnaissance for radar and communication signals,such as integrative microwave front technology,digital receiver technology,digital signal processing and modularity technology,especially analyzes and researches the integrative signal sorting and identification technology deeply.

为对抗日益复杂的电磁环境，适应一体化综合电子战发展的需要，对单平台雷达/通信侦察一体化技术进行了研究。从电磁频段、功能、功率、信号波形及调制方式等不同角度，详细地分析了雷达与通信信号的特点；对实现雷达/通信侦察一体化的一体化微波前端技术、一体化数字接收机技术、一体化数字信号处理技术、模块化技术等关键技术进行了研究，尤其是对一体化信号分选、识别技术进行了深入的分析研究。

On the basis of reviewing the theory research situation of gravity separation the paper gives a difinition of theory research and applied technology and discusses their dialectical relation in gravity separation from the macro-angle.

由风力选煤的兴起、停滞到近百年后产生的空气重介质流化床分选技术，这正好说明：创造性思维的形式、路径不仅与产生的创造性成果的新颖性和社会价值性有关，而且决定了人们从事创造性活动的方向和效能。

To deal with the problem that Electrostatic Separation of waste circuit board is high in purity, whereas relatively low in output/capacity,we developed multi-cylinder electrostatic separator and waste circuit winnower which is developed on the principle that the specific gravities of copper powder/grain and plastics are remarkable different..

另外针静电分离对废旧电路覆铜板的分离纯度高而产量比较小，我公司开发的多滚筒静电分离机和根据粉碎后的电路板中铜粉与环氧树脂粉的密度比重差距比较大的原理研制的废旧电路板气流分选机解决了分离产量问题。

For a 1116Kg chromitite and a 384Kg mantle peridotite sample, by heavy mineral separation and picking up under a binocular microscope following productions are obtained: the UHP minerals including moissanite and over 1000 diamond grains are discovered firstly from the Kangjinla chromitite orebody Cr-11, which is far more abundant than the Luobusa district; a series of unusual mantle minerals like moissanite and a great deal of diamond grains are discovered firstly from the host rocks of chromitite orebody Cr-11, providing the foundation of discussing the chromitite origin and its relation with the host rocks; besides the UHP minerals like moissanite and diamond, various special mantle minerals are revealed from the chromitite orebody Cr-11 and its host rocks including some native elements, alloys, oxides, sulphides, silicates, carbonates, and tungstates.

2人工重砂发现铬铁矿和地幔橄榄岩中的金刚石等特殊地幔矿物。1116 Kg铬铁矿和384Kg地幔橄榄岩大样经人工重砂分选和双目显微镜下挑选矿物，取得如下成果：首次在康金拉11号铬铁矿体中发现了上千粒金刚石，以及碳硅石等强还原环境的超高压矿物，数量远远超过在罗布莎铬铁矿矿区中发现的金刚石；首次在康金拉11号铬铁矿矿体的近矿围岩中发现了大量金刚石和碳硅石等一批异常地幔矿物，为探讨铬铁矿的成因及与近矿围岩地幔橄榄岩的关系奠定了基础；除挑选出金刚石和碳硅石等超高压矿物，在康金拉11号铬铁矿矿体与围岩地幔橄榄岩中还发现了自然铁球、金属互化物、氧化物、硫化物、硅酸盐等一批异常地幔矿物。

The mix packing gained the anticipative effect. The orderless packing of the filling in the fine separation region plays a role of stabilization foam layer and decreasing the ash of concentrate. The plates in the separation region change the flowing state and increase markedly the ash grades along the column height.

混合充填模式取得了预期的效果，精选区域的填料乱堆充填起到了稳定泡沫层与降低精煤灰分的作用；分选区域的筛板充填改变了柱内的流动状态，显著提高了沿柱高的灰分梯度。

In order to solve these problems, supported by Foundation for University Key Teacher by the Minisity of Education, we study on distribution of sulfur in coal samples of ShenYang HongYang No. 3 coal mine and find that the sulfur in pyrite is more than 72％ in the total sulfur of the coal. The pyritic sulfur immerges in coal and is diffcult to be removed by common methods.

针对上述问题，我们在教育部高等学校骨干教师资助计划的支持下，以沈阳红阳三矿煤为试样，对其中硫的的赋存状态进行了研究，发现该试样中的硫有72％以上为黄铁矿硫，而且黄铁矿多数呈细小颗粒浸染于煤的有机质中，用常规分选方法脱除比较困难。

In order to simulate the fines content effect on the liquefaction properties of tailings, the tailings were sieved and then were mixed according to different fines contents to prepare samples.

为了模拟沉积分选后颗粒组成的变化对尾矿材料的动力特性的影响，尾矿筛分后按不同的细粒（颗粒直径小于0.074mm）含量制备尾矿试样，并进行了大量的土动力学试验。

The paper has introduced the handling capacity improvement of no-volt product heavy media cyclone ,solution to clean coal product with dirt,decrease of medium lose,together with the separation efficiency of cyclone and problems existing in dressing technology.

介绍了无压三产品重介旋流器处理量的提高，精煤产品夹矸问题的解决，介质损失的降低，以及旋流器的分选效果和选煤工艺存在的问题。

For metallogenic environments, the neotectonic movement and climate are 2 most important factors. The neotectonic movement controlled the exposure, weathering and migration of primary provenance, the formation of valleys, the evolution of river systems and topography, and etc. The climate factor played important roles in the whole history of gold placers, especially in the formation of secondary provenance, the sorting and concentration of placer gold, the conservation and regeneration of gold placers, and etc.

在成矿环境方面，新构造运动对砂金矿的形成演化具有重要控制作用，主要表现在促使原生源暴露地表、风化、迁移，控制河谷的发育、水系与地貌的变迁等；气候因素贯穿于砂金成矿全过程，尤其在次生物源的形成、砂金的分选、富集、保存、&再生&等方面发挥重要作用。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失