查询词典 silica

It was found that the addition of silica can effectively inhibit the growth of crystalline size and the phase transformation from anatase to rutile, moreover, promote the generation the Br?

通过以上表征发现，硅的加入可以显著地抑制所制备的催化剂的粒径的生长和晶型的转变，并且可以在催化剂的表面产生Br？

This experiment goes like this: with the operation of from anterior neck, Embedded the pressure Saccule which is converted by the silica gel catheter in canine cervical vertebral body and then infuse slowing gradually certain amount of X ray contrast medium to form the gradual chronic pressure on the ventral lateral spinal cord so as to reach the pathology effect of the pressure on the segment imitation the spinal cord.

本实验采用硅胶导尿管改制成的压力球囊，经颈前路手术，在成犬的椎体内置入压力球囊，逐次注入一定量的X线可显影的液体，形成颈段脊髓慢性渐进性压迫，达到了节段解放军总医院军医进修学院硕士研究生论文中文摘要性模拟颈脊髓腹侧慢性受压的病理效果。

Taiyuan can be rich in minerals, mainly iron, manganese, copper, aluminum, lead, zinc and other metal ore and coal, sulfur, gypsum, vanadium, saltpeter, fire-resistant clay, silica, limestone, dolomite, sand stone, such as the United States and non-metallic minerals.

太原矿藏堪称丰富，主要有铁、锰、铜、铝、铅、锌等金属矿和煤、硫磺、石膏、钒、硝石、耐火粘土、石英、石灰石、白云石、石美砂等非金属矿。

When silica fume concrete is used, mix design was made. At the same time, we should choose reasonably binder, sand, and coarse aggregate.

同时根据不同地区的环境条件，合理地选择水泥等胶体品种、适宜的骨料以及其它组成材料，包括掺合料与外加剂的选择。

Model predictions are qualitatively consistent with experimental observations of regions of the buffer exposed to the highest temperatures,which indicate precipitation of secondary phasesanhydrite ± amorphous silica(opal-CT ± calcite and alteration of Na-smectite to Ca-smectite ± saponite.

模型的预测值能够定性地与高温下缓冲区的观测试验值相吻合，表明次生矿物的沉淀无水石膏±无定形二氧化硅(opal-CT±方解石和由 Na 基蒙脱石变为 Ca 基蒙脱石±皂石的相交替过程。

This Coarse-Grained Sedimentary Rock Is Formed By The Consolidation And Aggregation Of Sand And Held Together By Natural Cement, Such As Silica.

这粗粒沉积岩形成，巩固和聚集的沙子和一起举行的一个自然的水泥，如二氧化硅。

Because〓 supported on silica is soluble inmethanol, active center of supported 〓 catalyst is able to elapse. The saltsin which ion semidiameter are larger, are ideal solid acidic catalyst, because of theirhigher activities, insolublilities in methanol.

离子半径较大的负载型磷钨酸盐除具有较高活性外，由于不易溶于极性溶剂，因而催化剂活性稳定性强，是一种理想的固体酸醚化催化剂。

In a fluidized bed reactor with 12.5 cm in diameter and 1.1m in height,and coarse silica as fluidized particle,the semidry flue gas desulfurization experiments were conducted.

目前，虽然各种各样的烟气脱硫技术(如电子束照射法、脉冲电晕、脉冲等离子法)被开发出来[1]，但以吸收剂吸收SO2的烟气脱硫技术一直是工业上应用最广泛的技术。

The rubber products made of hydrated silica feature transparency and semitransparency, so it is a special raw material for making light-and multi-colored rubber products such ad high-grade hiking shoes, sports shoes, rubber tapes, tires etc.

用白炭黑制成的橡胶制品有明显的透明、半透明性，尤其适用于浅色、彩色橡胶制品、高级轻便旅游鞋、运动鞋、胶带、轮胎、玻璃胶、粘胶、可再分散型乳胶粉、纤维素醚等行业。

In the original production of mica only on the basis of can provide you with sericite, vermiculite powder, superfine superscalar, quartz powder, silica powder, such as series of mineral powder and natural sand gravel mechanism, non-metallic minerals such as quartz sand, the company adhere to the "strict management, quality first "The production and management principles, follow the" integrity-based, service-oriented "principle, has been praised many partners, but also for enterprise development has laid a solid foundation.

在原来只能生产云母粉的基础上，可同时为您提供绢云母，蛭石粉，超细超纯，石英粉，硅微粉等系列矿物粉体及天然采砂机制卵石，石英砂等非金属矿产品，公司奉行"严格管理、质量第一"的生产经营方针，遵循"诚信为本、服务至上"的原则，得到了众多合作伙伴的好评，同时也为企业发展打下了牢固的基础。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷