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The chitosan microspheres grafted with pyromellitic dianhydride have been prepared for the adsorption of lead and cadmium metal ions in aqueous solution. The structure of the modified microspheres was characterized by FT-IR and XPS .

用交联的壳聚糖微球与均苯四甲酸酐在无水条件下反应，合成均苯四甲酸酐修饰壳聚糖微球，并用FT-IR和XPS表征产物的结构。

Methods: We use the content of pyroracemic acid to show the activity of alliinase in onion, investigated different temperature, pH and metal ions, and other conditions impact the activity on the alliinase.

采用丙酮酸法测定洋葱中蒜氨酸酶的活力，考察不同温度、pH值和金属离子等条件对蒜氨酸酶活力的影响。

Hydrothermal reactions makes water a Bronsted base-acid and act as an effective catalyst and the metal ions represent Lewis base character. The conversion process occurs in a very complex network of parallel, consecutive and equilibrium reactions, and the last step being the catalyzed Cannizzaro-type reaction of pyruvaldehyde to lactic acid.

nsted酸碱并具有一定的催化作用，金属离子在水热催化降解丙酮醛生成乳酸中表现出Lewis碱的特性，能与丙酮醛生成金属复合物，最终生成乳酸，此反应过程符合Cannizzaro反应特性。

Both the rarefactive and compressive waves can be determined by plasma parameters including the temperatures of dust fluid, ion and electron, as well as the non-thermal ions, and the number densities of dust particle , ion and election, etc.

而稀疏孤波和压缩孤波的存在则完全取决于尘埃等离子体参数，如：尘埃流体、离子和电子的温度，非热离子的快离子数以及尘埃颗粒、离子和电子的数密度等。

The reabsorption of sodium,potassium,and amino acid ions.

抑制近球小管对Na+、K+、HCO3-和氨基酸的重吸收。

The asa recta are permeable to ions and water, so that blood within the asa recta equilibrates with the interstitial enironment through which it flows.

当肾脏缺血时间较短时，肾功能不难恢复，但如果缺血过久则造成肾组织损伤严重，带来严重不良后果。

The results indicate that the OSC and reductibility of the CeO2-ZrO2 solid solution are not improved after adding E ions.

实验结果表明，在CeO_2-ZrO_2固溶体中引入E后，并不能提高样品的储氧能力和可还原性能。

Utilizing the intense catalysis of metal ions to peroxide oxygenating rhodanine, a catalytic fluorescence method of using the new type rhodanine to determine trace iron, cobalt, copper, tin and antimony was established.

利用痕量金属离子对过氧化氢氧化若丹宁具有强烈催化作用的性质，建立了一系列利用新型若丹宁物质催化荧光法测定痕量铁、钴、铜、锡和锑的新方法；较系统研究了系列若丹宁衍生物在催化荧光法测定金属离子的各影响因素，确定了反应的最佳条件，计算了动力学参数。

According to this, a series of new methods to determine trace cobalt, copper, antimony, cadmium, aluminum and iron was established by taking advantage of the characteristic of metal ions with intense catalysis effect on hydrogen peroxide oxygenating rhodanine.

基于此，利用痕量金属离子对过氧化氢氧化若丹宁具有强烈催化作用的性质，建立了一系列利用新型含羧酸基偶氮若丹宁衍生物催化荧光法测定痕量钴、铜、锑、镉、铝和铁的新方法。

Na〓, Cl〓 absorption and transport to shoot were strong of Salicornia europae, and their accumulation was 75. 6% of sum ions in assimilating shoot cortex cells.

盐角草对Na〓、Cl〓的吸收和向地上部的运输强，在同化枝皮层细胞中的积累占离子总量的百分比达75.6％。

"Please accept this talisman as a token of our thanks."

请收下这个护身符以表达我们的感谢。

If I have that magic, I will be more acceptable in the society.

如果我拥有那种魔法，我将更加被这个社会所容纳。