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Result show that the MnO2 film deposited at 0.5 V has the highest capacitance, which is 393.2 A/g at the sweep rate of 10 mV/s in 2 mol/L Na2SO4 solution.

结果表明，沉积电位为0.5V的MnO2/Ti，在2 mol/LNa2SO4溶液中，扫描速度10 mV/s的条件下，比电容值是

The process of syneresis can be described by means of apperant first-order reaction and the rate constant increased with increasing the temperature and the initial Crconcentration. The apparent activation energy was about 34.5 kcal/mol.

突发脱水之后的过程可以用一级反应动力学描述，反应速度常数随三价铬的浓度和温度的增高而增大，活化能为34.5kcal／mol。

When the light intensity for cultivating Taraxacum mongolicum was 910 μmol·m-2·s-1, its photosynthetic efficiency and quality could be improved.

生产上，在910 μmol·m-2·s-1的光强下进行蒲公英栽培，可提高光合效率和产品品质。

The fluorescence emission peak of inclusion complex shifted toward short waves and fluorescence intensities decreased in the presence of DNA. The quenching constant was calculated to be 6.12×10~4L mol~(-1) by Stern-Volmer method. The quenching mechanism was studied. The interaction ofβ-CD-TH inclusion complex and thionine with DNA were compared.

荧光光谱实验的结果是DNA对硫堇包合物的荧光峰有蓝移和猝灭效应，猝灭常数Ksv为6.12×10~4L mol~(-1)；探讨了其荧光猝灭机理，比较了硫堇包合物和游离态硫堇与DNA作用程度的大小。

According to the fluorescence measurement results from mixed solution, the association constant estimated for thioridazine hydrochloride-BSA binding and the number of the binding site with Scatchard analysis were 1.2×104 L/mol and 0.98, respectively.

将盐酸硫利达嗪与牛血清白蛋白以不同比例混合并在37 ℃下培养，以流动注射透析采样技术从混合液中分离出游离盐酸硫利达嗪，在线氧化为强荧光化合物后测定其浓度；应用Scrathard方程分析所测数据，求得盐酸硫利达嗪和牛血清白蛋白的结合常数为1.2×104 L/mol，结合位点数为0.98；根据热力学参数推断，盐酸硫利达嗪与牛血清白蛋白之间以疏水作用力为主；进一步基于荧光猝灭现象和Fster非辐射能量转移理论，得到盐酸硫利达嗪小分子与牛血清白蛋白之间的能量转移效率( E =0.497)和结合距离( r 0=3.27 nm)。

The fluorescence quenching of bovine serum albumin by thiouracil was investigated. The binding ratio between BSA and TU and the binding constant were found to be 1:1 and 1.35X 105 L/mol,respectively.

利用硫脲嘧啶对牛血清白蛋白内源荧光的猝灭，发现两者结合比为1∶1，结合常数为1.35×10~5L/mol。

A new fading spectrophotometric method for the determination of chromium is proposed, based on the decoloration of thoron Ⅱ oxidized by chromium in the medium of 0.32 mol/L sulphuric acid.

基于在0.32 mol/L硫酸介质中，铬氧化钍试剂Ⅱ褪色，提出了钍试剂Ⅱ褪色分光光度法测定铬的新方法。

The threshold concentration and time were 20 μmol/L for 12 h.

临界浓度和时间分别为20μmol/L和12 h。

The effect of basis set superposition error on the total interaction energy is smaller than 3.34 kJ/mol.

基组重叠误差对总相互作用能的影响均小于3.34 kJ/mol。

After basis set superposition error and zero-point vibration energy correction, it is found that the most stable dimer and trimer have strong hydrogen bonding interaction with –48.52 and –72.15 kJ/mol.

经基组重叠误差和零点振动能校正后，最稳定的二聚体和三聚体的相互作用能分别为-48.52和-72.15 kJ/mol。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。