砂质的

It is shown that the porous particles are less energyconsuming to fluidize and, with their contents varying from 5%～25% in the riser, the minimum fluidization velocities based on gas stream are from 0.87×10-3 m/s to 2.2×10-3 m/s, while the critical transport velocities are from 1.0×10-2 m/s to 1.6×10-2 m/s for the operation with no liquid circulation or from 5.2×10-3 m/s to 7.1×10-3 m/s for the condition with liquid circulation.

例如，流化床电极、造粒、砂滤、结晶、浮选、聚合、煤气化、费-托合成[1]等。废水处理中三相流化床的应用得益于生物工程中的生物膜法和化工操作中的流态化技术的成功结合，主要优点为宏观混合程度高，固相内扩散阻力低，液体和固体外部传质阻力小，微生物浓度高。

A kind of multifunctional and environmental friendly powder putty has been prepared based on coal ash powder and ground calcium Carbonate and so on as fillers and dry emulsion powder and cement as binder, mixed with proper powder additives and other auxiliaries.

以乳胶粉、水泥为粘结料，粉煤灰、重质碳酸钙、石英砂等为填充料，配以适当的粉末状助剂，制得了一种粉末腻子；探讨了乳胶粉、纤维素醚、水泥、粉煤灰以及复合填料的用量对粉末腻子性能的影响，优化出较佳的粉末腻子配方；测试了粉末腻子的理化性能。

The Big Dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill.

七星胶体磨工作原理其分动、静磨盘齿形斜面的相对运动而成，其中一个高速旋转，另一个静止使物料通过齿形斜面之间的物料受到极大的剪切力和摩擦力，同时又在高频震动和高速旋涡等复杂力的作用下使物料为流体超微粒粉碎、乳化、分散、均质、搅拌等多种功能，可代替并优于石磨，砂磨机、球磨机、乳匀机、剪切乳化机、三辊机、组织捣碎机等工作效率。

Straws and isocyanate resin are used as raw materials in the manufacture of homogeneous strawboard.

概述 秸秆均质板是以农作物的秸秆、异氰酸脂胶粘剂为原料，秸秆经切断锤碎、干燥、施胶、铺装、预压、热压锯边、砂光等等工序制成的不含甲醛的"绿色"板材，密度为500-850Kg/M3。

Then the comprehensive diagenetic facies of the upper Triassic Xujiahe Formation are suggested also. It is concluded that that the compactionfracturesiliceous cementation facies of the thrust belts and the compactiondissolutionchlorite coating facies of foredeep zones are more favorable for hosting oil.

冲断带发育的压实-破碎-硅质胶结成岩相、近前渊三角洲相砂体中发育强压实-溶蚀-绿泥石衬边胶结成岩相和前隆带三角洲相中发育的中压实-溶蚀-绿泥石衬边胶结相均可形成较好的储层。

Background: The main raw materials of lime sand bricks are tailings of silicon materials and calcium lime. They are standard bricks made through mixing, pressing and autoclaving. Their features include beautiful appearance, good quality and high solidness. An ideal substitute for clay bricks, they can be widely used in the base, the interior and exterior walls of constructions.

一、项目背景：灰砂砖是以硅质材料尾砂和钙质材料石灰为主要原料，经混和、压制、蒸压工艺制成的标砖，具有外观质量好、强度高等性能，可广泛应用于建筑物基层，底层及内、外墙体，是理想的实心粘土砖的替代产品。

In this paper were investigated the method of drainage and boring technology through the stratum of quick sand ,silt soil,rock and Karst by asing the method hand-dug pile under condition of complex geologic foundation.

本文就人工挖孔灌注桩在复杂地基条件下的排水施工方法，穿越流砂、淤泥质土层，岩层和岩溶地基的人工成孔施工技术作了有益的探讨。

A mineral form of vitreous or glassy silica; formed by the melting of quartz sand.

一种玻璃质或象玻璃的硅石矿物，由在闪电或陨星的作用下熔化的石英砂构成。

In order to satisfy the various product requirements of more and more customers, we can Valet processing plant silk screening, painting, frosting, decal, engraving, polishing, and other technology, we have advanced quality inspection system to ensure that every bottle is manufactured quality products.

为了满足越来越多客户对产品的各种不同要求，我厂可以代客加工丝印、喷漆、蒙砂、烤花、刻花、抛光等工艺，我们有着先进的品质检验检测系统，保证每个出厂的瓶子都是质优产品。

The device not only has high mass transfer efficiency and high utility rate of luminous energy that are possessed by floating photocatalytic reaction devices, but also can retain the hollow glass microsphere filled with titanium dioxide in the reaction area through the quartz sand filtering layer, thereby recycling the photo-catalyst.

本装置既具有悬浮式光催化反应装置所具有的高传质效率和光能利用率，又可以通过石英砂滤层，使负载二氧化钛的空心玻璃珠停留在反应区内而不流失，实现了光催化剂的重复利用。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。