阴离子的

During the reaction, the hydroxyl firstly attacked the carbon atom of imide and finally formed an anion with hydroxyl linked to C=C by a transition state. The calculation results reveal that the initiated reaction belongs to anion polymerization.

发现在反应过程中氢氧根先进攻酰亚胺的碳，经过一过渡态最终生成氢氧根连接在碳碳双键上的阴离子，证明反应机理为阴离子聚合。

In addition, because these receptors have more binding points, they have better binding properties for anions than the molecular tweezer receptors based on thiourea we reported last time.

与以前我们报道的受体化合物相比，由于此类分子钳受体化合物具有更多的阴离子识别位点，因此具有更好地阴离子识别性能。

The performances of MgAl-LDH for adsorption and desorption of hexavalent chromium were studied.

它的焙烧产物在一定条件下可重新吸收水和阴离子恢复为LDH的层状结构，在处理磷酸根，砷酸根，硒酸根，铬酸根等阴离子时显示出很好地效果。

Through the analysis of the alloy electroplating solution in gradients, the process variables and their relationship between content of manganese in the alloy coating, the optimum process has been obtained, the additive to improve the cathode current efficiency was found; it was found that the deposits with a manganese content 40～60% exhibit excellent corrosion resistance; the corrosion resistance of zinc-manganese alloy coating will be even better after"phosphated"and passivated.

研究发现Na〓SeO〓能显著提高锌锰合金电沉积电流效率。首次用循环伏安法、恒电势电解法、恒电流阶跃法研究了Na〓SeO〓提高电流效率的作用机理。研究发现Na〓SeO〓在锌锰共沉积的条件下在阴极是分两步还原，即：首先在-0.9V处被还原为单质硒，然后在-1.25V处被还原为多硒阴离子。证明了多硒和多硒阴离子都在阴极存在特性吸附

A special technique for quantifying the anionic sites of vascular endothelial cells is introduced so as to study the relationship between the ca pillary vessel anionic sites and vascular permeability.

介绍一种定量观察血管内皮细胞表面阴离子场的技术方法，以研究毛细血管腔面阴离子场与血管通透性的关系。

The arrangement mode of acid orange in the interlayer of the LDH is slantwise double layer and the angle tilted is 45°.

酸性金黄阴离子以补偿LDH层板电荷的形式嵌入到层间。嵌入到层间的酸性金黄阴离子以双层倾斜45°方式排列。

By means of static and dynamic experiments, lots of research on the effect of micro-quantity heavy metal ions removal by weakly basic anion exchange resins from drinking water with alkali metals, alkaline-earth metals and anions at high concentration, has been done.

本文采用静态和动态两种试验方法，对弱碱性阴离子交换树脂在碱金属、碱土金属离子以及阴离子相对较高浓度的背景下去除饮用水中微量重金属离子（以Hg2+为研究处理对象）的效果进行了大量试验研究。

In a word, WBAER can effectively remove micro-quantity HMI from DK with alkali metals, alkaline-earth metals and anions at high concentration.

最后得出结论：应用弱碱性阴离子交换树脂能在碱金属、碱土金属离子以及阴离子相对较高浓度的背景下有效地去除饮用水中的微量重金属离子。

We have also observed that in certain conditions when the morphological conversion of discocyte→ellipto cyte was induced by high concentration of WGA, the rate of anion transport could be reversely increased.

近年来的研究显示，细胞骨架一Band3相互作用对膜阴离子通透性有影响'〕，本实验室不久前报导了一种骨架蛋白修饰剂—精胺对膜阴离子通透性的影响作用

The premixing self-assembly solution of horseradish peroxide with poly(sodium 4-styrenesulfonate) is made by blending HRP and polyelectrolyte PSS,and the active.enzyme muhilayer biofilm is fabricated by altemate deposition of and PDDA on the surface of negative ionized PET.

以阳离子化的辣根过氧化物酶和阴离子聚苯乙烯磺酸钠的预混合溶液，与阳离子聚电解质聚二甲基二烯丙基氯化铵通过逐层组装，在阴离子化聚对苯二酸乙二酯表面构建了多层生物活性膜。

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。