查询词典 sieves

Combination of 〓P MAS NMR with the binomial theorem calculation suggests that a restricted random distribution of Mg is present in the molecular sieves.

结合〓P MAS谱和二项式定理计算表明镁在磷酸铝分子筛上的分布是随机的。

Some relative researches for the removal of surfactant in the chunnel of molecular sieves were investigated.

并对介孔分子筛孔道內表面活性剂去除进行了相关研究。

Based on the criterion that the volume of estimated parameter's joint confidence region should be minimum, which is a sequential experimental design norm for optimal parameter estimation proposed by Box and Lucas, the observations for the adsorption of n -decane on 5 A molecular sieves were determined sequentially, and it is found that the observations should b.

根据Box和Lucas所提出的使待估参数联合置信域的容积趋于最小的参数估算的序贯实验设计准则，推导得出了正葵烷吸附等温线实验观测点的安排原则，发现对于一元线性模型，实验观测点应安排在可操作区的两端。

A new sort of MCM-41 mesoporous molecular sieves are synthesized with waterglass and potassium feldspar powder as main materials.

对MCM-41经Al3+搀杂后合成的-MCM-41的水热稳定性和新型介孔分子筛SAN-01的水热稳定性进行了检测。

When the larger content of fine-grained materials, and sieves to productivity are greater.

筛分过程的技术经济指标是筛分效率和生产率。

Thither the extremely large wains bring foison of the fields , flaskets of cauliflowers , floats of spinach , pineapple chunks , rangoon beans , strikes of tomatoes , drums of figs , drills of swedes , spherical potatoes and tallies of iridescent kale , york and savoy , and trays of onions , pearls of the earth , and punnets of mushrooms and custard marrows and fat vetches and bere and rape and red green yellow brown russet sweet big bitter ripe pomellated apples and chips of strawberries and sieves of gooseberries , pulpy and pelurious , and strawberries fit for princes and raspberries from their canes

用一辆辆巨大的敞篷马车载来的是田里丰饶的收获：装在浅筐中的花椰菜成车的菠菜，大块头的菠萝，仰光豆23 ，多少斯揣克24西红柿，盛在一只只圆桶里的无花果，条播的瑞典芜菁，球形土豆，好几捆约克种以及萨沃伊种彩虹色羽衣甘兰，还有盛在一只只浅箱里的大地之珍珠25 -葱头此外就是一扁篮一扁篮的蘑菇乳黄色食用葫芦饱满的大巢莱大麦和苔苔，红绿黄褐朽叶色的又甜又大又苦又熟又有斑点的苹果，装在一只只薄木匣里的杨梅，一粗筐一粗筐的醋栗。

Unsaturated imine- 24 , the first generation protocol called for the use of 4 molecular sieves as the dehydrating agent.

不饱和亚胺24，第一代议定书要求使用4分子筛作为脱水剂。

Studies on the characterization of molecular sieves showed that Co and Mn incorporated into the framework by isomorphous substitution of Al and both of them had the same valence (+2) in the as-synthesized and calcined samples.

它们在分子筛焙烧去除模板剂过程中价态不发生变化，均为+2价。

Manganate ion-sieves are excellent absorbents for lithium because of their specificity and low-toxicity to environment. They are highly applicable to extract lithium in brine.

中文摘要锰酸盐型锂离子筛对锂离子具有选择吸附性，并且环境友好，在盐湖卤水提锂工艺上有很高的应用价值和广阔的应用前景。

All the experiments affirmed that doping copper ions could help in improving absorbent properties and the Cu-doped manganate ion-sieves were applicable absorbent in lithium extraction in brine.

实验证明掺杂铜元素能够有效提高锰酸盐型锂离子筛的交换性能，掺杂铜元素的锰酸盐型锂离子筛是一种有希望能从盐湖卤水中提取锂资源的吸附剂。

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