查询词典 Cuo

The conversion of cumene increased with increase of the content of Cu.But the selectivity of CHP decreased with increase of the content of Cu.

对于CuO-MgO催化剂而言，异丙苯的转化率随着CuO-MgO中CuO含量的增加而增加，同时异丙苯过氧化氢选择性下降。

AgCl , Agl and CuO organosol were obtained by using oleic acid to extract and modify the nanoparticles in hydrosols. The effect factors on organosol were discussed extensively.AgCl organsol,AgCl and CuO organosol were mixed with MMA.

用油酸萃取并包覆了水溶胶中的氯化银、碘化银和氧化铜纳米粒子，制备了氯化银、碘化银、氧化铜及氯化银与二价铜共存有机溶胶，并对制备有机溶胶的条件进行了系统的研究。

Detailed time-dependent evolutions of the morphology and phase were systematically studied and the formation of both CuO nanostructured arrays was shown to be due to oxidation→ growth → dehydration and oxidation → dehydration → growth processes, respectively. The kinetically controlled nucleation and growth determined the final morphology of the CuO nanostructures.

系统研究了产物的物相和形貌随反应时间的演变情况，结果表明两种氧化铜纳米结构阵列分别是通过氧化→生长→脱水和氧化→脱水→生长过程形成的，其中动力学因素控制的成核与生长过程决定了氧化铜纳米结构的最终形貌。

Successionally, starting with the investigation of the functions and characteristics of "dui" and "cuo" in sentences, we analyses the differences and samenesses between "dui/cuo" and most of other monosyllabic qualitative adjectives.

二、文章还重点分析了&对/错&肯定式(&对&或受程度词修饰的&对&；&错&本身)、否定式&不对&；&不错&和&没(有错&和疑问式(&对不对&；&有没有错&)分别能进入的句法格式，由此得出了&对/错&这对反义词内部在具体用法上的异同。

The results show that the crystal grain of nanometer ZrO2 loading CuO and ZnO which are prepared by fractional precipitation method are less than 20 nm as a shape of sphericity or ellipsoidal, and the nanometer ZnO/ZrO2 grain glomerates intensively.

结果表明，分步沉淀法制得的担载CuO和ZnO的ZrO2基纳米粉体的晶粒小于20mm，形貌多为球形或椭球形状，其中ZnO／ZrO2纳米粉体晶粒间有较大的团聚现象。

Al2O3 matrix of non-noble metal combustion promotor CuO-CeO2/Al2O3 was modified by metal oxidates, such as MgO and Fe2O3, for changing the matrix structure to improve the performance of sulfur resistance and sulfur transfer.

通过考察金属氧化物(MgO、Fe2O3 等)对 FCC 工艺中非贵金属助燃剂 CuO-CeO2/Al2O3的 Al2O3载体改性所引起载体结构的变化，研究对助燃剂抗硫、硫转移性能的影响。

The surface scale of copper is shown to be consisted of two layers, the outer layeris made of small-grained CuO whereas the inner one is composed of coarse-grained Cu_2Owith a somewhat open texture.

铜表面氧化层的外部是由晶粒细小的CuO组成，内部则为Cu_2O，其晶粒较为粗大组织较为疏松。

The flame-retardant/smoke-suppressant of PVC may be divided into three kinds. The first is FRs , includes the compounds lying in IVB～VIB, such as TiO〓, V〓O〓, Cr〓O〓 and MoO〓; The second is FRs , includes the compounds lying in VⅡB～IB, such as MnO〓, Fe〓O〓, Co〓O〓, CuO and ZnO. The third is FRs , includes the compounds of subgroup A, for example Mg 〓, Al 〓, Sb〓O〓, carbonate and phosphate.

PVC的阻燃抑烟剂可分为三大类，第一类阻燃抑烟剂为元素周期表中IVB～VIB族的化合物，以TiO〓，V〓O〓，Cr〓O〓和MoO〓为代表，第二类阻燃抑烟剂为元素周期表中VⅡB～ⅡB族的化合物，以MnO〓，Fe〓O〓，Co〓O〓，CuO和ZnO为代表，第三类阻燃抑烟剂为三氧化二锑，氢氧化镁，氢氧化铝等主族元素的化合物。

The dehydrogenation of vapor phase methyl isobutyl carbinol to produce methyl isobutyl ketone over a CuO-ZnO-Al2O3 catalyst prepared by co-precipitation method under the atmospheric pressure was studied.

采用共沉淀法制备的铜系CuO/ZnO/Al_2O_3脱氢催化剂，在常压下进行了甲基异丁基甲醇的气相脱氢制备甲基异丁基酮的反应实验。

CuO/γ-Al_2O_3 catalyat ; copper valence ; reduction in vacuo ; CO adsorption ; surface infrared spectrocopy

CuO／γ－Al_2O_3催化剂；铜的价态；真空还原； CO吸附；表面红外光谱

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