查询词典 oxides

The process needs an alkaline wash of the treated gas to remove volatilized nitrogen oxides from the acidic peroxide solution.

这个过程需要一个经处理后的气体挥发碱性清洗，以消除从酸性双氧水氮氧化物。

Based on " Green" chemistry , this paper mainly reviewed the latest research advance of the hydrotalcite-like materials and their derived composite oxides as an excellent solid base catalyst used in aldol condensation, Knoevenagel condensation, Michael addition, transesterification reactions and so on.

以绿色化学为基础，综述了类水滑石及其以类水滑石为前驱体衍生的复合氧化物作为一类优异的固体碱催化剂应用于醇醛缩合、克诺文诺盖尔缩合、麦克尔加成以及酯交换等反应的最新研究进展。

The results show that when alkaline earth metal oxides are used as the medium, the products are hexacoordinate silicon complexes, and that under the optimum synthetic conditions, the conversion yields of barium salt and calcium salt are greater than 90% and 60% respectively.

结果表明：以碱土金属氧化物为介质时，合成产物为六配位体有机硅化合物；在最佳合成条件下，钡盐的转化率达90%以上，钙盐的转化率在60%以上。

The results showed that the addition of oxides and carbonates of some alkaline-earth metals in sulfur fixation reagent will enhance the decomposition temperature of CaSO4 by more than 50℃, which confirmed the effect of these additives on prohibition of CaSO4 decomposition.

结果表明，氧化物系列和碱土金属碳酸盐系列复合固硫添加剂均比CaO单独使用时使CaSO4推迟50℃多分解，对固硫产物CaSO4晶体在高温下的分解有明显的抑制作用。

A series of perovskite oxides are synthesized by means of blend deposition using the nitrate of A and B as the raw materials, and ammonia or sodium carbonateas sedimentation .A includes alkaline-earth metals such as Mg, Ca, Sr, Ba and rare-earth metalsLa; while B includes transition metal Cr, Mn, Fe, Co and Ni.

本文以A，B的硝酸盐为原料，以氨水或碳酸钠为沉淀剂，利用混合沉淀的方法合成了系列钙钛矿型氧化物。A选碱土金属元素Mg、Ca、Sr、Ba等及稀土金属元素La；B选过渡金属元素Cr、Mn、Fe、Co、Ni等。

On this bases, according to the electronic configuratiosn of antimony oxide and the principle of p-type doping in wide band-gap semiconductors oxides, we tried to develop a new transparent conducting tin-antimony oxide films with p-type conduction.

在此基础上，根据氧化锑的电子结构特征和宽禁带氧化物p型掺杂机理，尝试在氧化锑中掺入适量Sn元素以获取一种新型p型透明导电氧化物薄膜。

An analytic expression about FN tunneling current has been obtained using the WKB approximation,as well as the barrier that includes a transition region,which can be applied to estimate the width of barrier transition region for the gate oxides of thin MOS structures.

给出了一种利用WKB近似所得的处理电子隧穿存在转变区势垒的过程，并得到一个FN电流的分析表达式。

Hazardous decomposition products : Oxides of carbon, chlorine, hydrogen chloride, possible trace amounts of carbonyl chloride, unidentified organic compounds.

（碳氧化物、氯、氯化氢、散发出微量羰酰氯，其他的有机化合物。

The combination of these two contrivances achieved recycle of nitrogen oxides and made lead chamber process become mature.

这两项发明的结合，实现了氧氮化物的循环使用，使铅室法制酸工艺基本成熟起来

CHEMICAL ANALYSIS OF LEAD AND LEAD OXIDES.

NF A06-503-1957 铅和氧化铅的化学分析。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。