亚磷酸盐

The results indicated that the reduction of hypophosphite to phosphine was carried out most easily among three kinds of phosphorus compound.

在等量的电子供体下，次亚磷酸盐的去除率分别是亚磷酸盐和磷酸盐的1.23倍和1.15倍，来源：ABC4a论a9文网www.abclunwen.com

The results of the electrolysis showed that phosphite was transferred,to a certain degree,to hypophosphite with lower transferring rate and couldn't reach the requirements of industrial production,thus the cause of l.

本文通过电化学合成方法将化学镀镍过程中产生的亚磷酸盐转化为次磷酸盐的研究，首先根据理论分析和循环伏安曲线扫描分析，预测上述转化的可能性。

Is China's main production phosphite and phosphite product manufacturers.

南通鑫泰化工有限公司，是我国主要生产亚磷酸和亚磷酸盐系列产品的厂家。

Among them, four are cobalt phosphites, and the other one is a cobalt pyrophosphate.

钴亚磷酸盐：我们在CoO-P2O3- Amine-H2O系统中得到五个化合物，其中四个是钴亚磷酸盐，另外一个是钴焦磷酸盐。

Four novel benzothiazole-phosphites were prepared from benzothiazole derivatives. Their structures were confirmed by IR, NMR and elemental analysis.

为了寻找具有更高杀菌活性的化合物，将苯并噻唑衍生物与亚磷酸反应，得到了4个苯并噻唑衍生物的亚磷酸盐，其结构均经IR、NMR及元素分析确证。

This thesis focuses on the syntheses, structures, and properties of new cobalt phosphates and cobalt phosphites.

本论文主要对钴磷酸盐和钴亚磷酸盐新化合物的合成、结构及性质进行研究，依结构特性及组成可以区分为三类

In this thesis, we described the synthesis, crystal structure and some properties ofa series of block metal phosphites and transition metal phosphitesand summarized the rules of synthesis and compared the difference of structures andsynthesis.

本论文主要研究在中温水热条件下，第IIIA族金属Ga，In和过渡金属V，Cd的亚磷酸盐微孔材料的合成与表征，探讨亚磷酸盐微孔材料在结构上的特点和组成上的多样性。

Up to date, transition metal phosphites have been extensively studied, the compoundsof V, Fe, Co, Mn, Zn and Cr with their various properties havebeen reported.

迄今为止，过渡金属亚磷酸盐化合物得到了较为深入的研究，一系列 V， Fe， Co， Mn， Zn和 Cr的亚磷酸盐化合物被合成出来，并且一些关于这类化合物的性质也有了相关的报导。

Since the syntheses of vanadium phophitesin the presence of piperazinium cation as structural director by Zubieta et al., thegreat interest in the synthesis of new transition metal phosphites has been aroused.

自从 Zubieta 实验小组以哌嗪分子作为结构导向剂合成了第一个亚磷酸钒化合物之后，过渡金属亚磷酸盐化合物的合成引起了人们极大的兴趣。

Under mild hydrothermal conditions, using DETA as structure-directing agent,two three-dimensional gallium phosphites (H3DETA)Ga3(HPO3)4F4 (1) andGa2(HPO3)3 (2) have been synthesized and characterized by single crystal X-raydiffraction.

在合成方面，主要研究作为模板剂的有机胺类的改变对产物结构的影响；通过引入[HPO3]2-的结构基元代替传统的[PO4]3-结构基元，设计合成系列具有新颖结构的无机微孔材料并探讨亚磷酸盐和磷酸盐微孔材料在合成以及骨架结构方面的特点和差异。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。