查询词典 sieves

Mesoporous molecular sieves, named SAN-01, were hydrothermally synthesized with microcline, a natural ore, as starting material, and the seeds of 13X zeolite as pore-wall＇s crystal source.

以微斜长石制备的硅铝酸盐前驱物为主要原料，以13X沸石晶核剂为孔壁结构导向剂，水热合成了含有13X沸石基本结构单元的硅铝酸盐介孔分子筛SAN-01。

Aluminosilicate mesoporous molecular sieves are synthesized with natural ore and microcline as main raw materials,and the precursors of 13X zeolite as crystal source,by integrating the synthetic procedures of mesoporous MCM-41 and microporous 13X zeolite.

以天然矿物微斜长石为主要原料，13X沸石前驱体为晶核剂，结合介孔分子筛MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

Aluminosilicate mesoporous sieves with 13X zeolite units in the pore wall were synthesized with a natural ore, microcline ,as the main raw material,and the precursors of 13X zeolite as the crystal source,by integrating the procedures for MCM-41 and 13X zeolite synthesis.

以天然矿物微斜长石为主要原料，以13X沸石前驱体为晶核剂，结合介孔分子筛MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

The typical and unconventional preparation methods of carbon molecular sieves used for gas separation were introduced in this paper.

介绍了作为气体分离用途的碳分子筛的典型的和非常规的制备方法及应用。

The conditions and mechanism of Zn2+ loaded on zeolite 13X and alumina werestudied by the orthogonal test. A series of desulfurizing adsorbents were prepared withzeolite 13X, alumina and 5A molecular sieves loaded with Zn2+ and Cu2+ by themethod of impregnation at ambient termperature and desulfurizing capability of thosewere investigated in model gasoline.

采用正交试验的方法，研究锌离子在 13X 和活性氧化铝上负载条件及锌离子负载机理，并采用室温浸渍法，将锌离子和铜离子负载于 13X 分子筛、活性氧化铝、5A 分子筛上，制备了一系列改性型的脱硫吸附剂，考察了这些脱硫吸附剂在汽油模拟体系中的脱硫性能。

It was used in the determination of phosphorus in molecular sieves with satisfactory results.

本法用于分子筛中磷含量的测定，获得了令人满意的结果。

Potash feldspar ; 13X molecular sieves ; synthesis

钾长石； 13X分子筛；合成

Molecular sieves are very important catalyst because it possess regular pore shape and high surface area, which have been widely used in many chemical processing as a catalyst or support, especially in petrochemical process.

分子筛由于具有规整的孔道结构和高比表面积而在很多化工过程中被用作为吸附剂和催化剂或催化剂载体，特别是在石油化工过程中。

Minimum operator training is required with the automatic control of sample feed rate and dispersion pressure, and the advanced software has correlation functions to match existing measurement techniques such as sieves or laser diffraction.

这为很多生产商即时调整自己的生产状况提供了非常快的信息跟踪情况。公司推出的配套软件也较好的和仪器适配，这也大大提高了操作的精确性。

Up to date our pillar products such as stainless steel wire mesh,decorative wire mesh ,expanded metal wire mesh ,sand conrtol tube and vibarating sieves have enjoyed much larger markets .

迄今为止，我们的主要产品不锈钢网，装饰网，钢板网，过滤防沙管，振动筛等在世界市场上受到欢迎。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐