流化

Limit cycle flutter of a two-dimensional airfoil in cubic nonlinear aeroelastic system in incompressible flow is investigated.

引 言 在不可压缩流中的二元机翼是一个典型的自激振动的例子，在该系统中引入非线性项一般会产生如Hopf分岔，极限环颤振[1]，周期倍化及混沌等现象。

The foundation and the pumping characteristic of the neutrality gases provide important physics parameter for investigate the ability of impurity stay, concentrate and remove efficiency and the radiation divertor, debouch divertor.

实验结果表明，HL-2A装置边缘等离子体扰动诱发的静电雷诺协强产生了边缘极向流；偏滤器位形运行模式下，主真空室中边缘等离子体再循环降低，杂质水平下降，中性化气体的建立和抽除特性为研究偏滤器的杂质滞留，浓缩能力和排除效率以及辐射偏滤器，脱离偏滤器提供了重要的物理参数。

Methods: We divide the rats into 5 groups in random, with Morris method, detect the change of some active oxygen radicals such as super-oxide demitasse, Nitric Oxide Synthase, malondialdehyde etc. Also, we detect the change of cholinesterase, Monoamine Oxidize; using HE,PAS staining, immuno-histochemical technique, detect hippocampus CA1 cerebral pathology slices optical density value of NOS, CHE and lipofuscin of neural cell; detecting apoptosis rate and the expression of P53 , which are neuronal apoptosis related genes.

大鼠随机分为5组，采用"Morris水迷宫"法观察脑缺血性模型大鼠学习记忆功能，检测超氧化物歧化酶、一氧化氮合酶、丙二醛等自由基代谢异常的改变，检测胆碱酯酶、单胺氧化酶等老化相关酶的变化、脑组织神经细胞免疫组织化学技术、检查海马CA1区脑组织的病理切片，检测NOS、CHE光密度值；流式细胞技术：检测细胞凋亡率，及促细胞凋亡基因、P_(53)蛋白表达；病理切片采用HE染色、PAS染色及免疫组化法检查，检测对大鼠海马神经元细胞一般病理变化及脑细胞内脂褐含量。

The data were applied to simulate the neutron energy spectrum and angular distribution of Lanzhou University 3×10^12 s^(-1) intense neutron generator with 260 keV deuteron beam using MCNP. The interactions of neutron and the materials of neutron generator and laboratary wall were included in this MCNP simulation. The simulation results on the neutron energy spectrum and angular distribution of Lanzhou University 3×10^12 s^(-1) intense neutron generator with 260 keV deuteron beam were presented.

以分割法计算得到的能谱和角分布数据为基础，建立了D-T中子源Monte-Carlo模拟抽样模型，在考虑中子发生器各元件材料及实验大厅墙壁对快中子的慢化、散射和吸收的条件下，采用MCNP程序对兰州大学3×10^12s^(-1)强流中子发生器260 keV氘束流能量下的中子能谱和角分布进行了模拟，给出了模拟结果。

The data were applied to simulate the neutron energy spectrum and angular distribution of Lanzhou University 3×1012 s-1 intense neutron generator with 260 keV deuteron beam using MCNP.

以分割法计算得到的能谱和角分布数据为基础，建立了D-T中子源Monte-Carlo模拟抽样模型，在考虑中子发生器各元件材料及实验大厅墙壁对快中子的慢化、散射和吸收的条件下，采用MCNP程序对兰州大学3×1012 s-1强流中子发生器260 keV氘束流能量下的中子能谱和角分布进行了模拟，给出了模拟结果。

The high temperature of drying GFCMP results in the devitrification of final product with the of fluor apatite and quartz, and greatly lowered dissipation in water, based on Xray diffractionanalysis.

通过圆盘式破碎机湿料破碎及喷流传热恒温干燥这 2项关键技术创新，对原 2万 t/ a粒状钙镁磷肥生产工艺进行了改进使之达产，并使产品完全避免了反玻璃化，达到国际市场的品质要求。

Two forms of implicit TVD schemes are proposed in this paper for the simulation of nonequilibrium flows past hypersonic re entry vehicle, which are derived from the diagonal form of an approximate factorization algorithm and lower upper scheme applied to the implicit part of Harten Yee's TVD scheme respectively.

针对高超音速化学非平衡流提出了两种隐式格式。一种是近似因子分解算法对角化形式在隐式TVD格式上的推广，另一种可视为隐式TVD格式的LU分解形式。

For nonlinear harmonic oscillators systems of coordinate coupling and momentum-coupling, one obtains a group differential equations for physical parameters about flow parameter by the numerical analysis method, one finds this method can diagonalize the Hamiltonian.

通过数值分析物理参数随流参数变化规律，给出了对角化的哈密顿量。

In our research, the morphological and physicochemical properties of common corn starch granule and resistant starch granule were systemically studied using Rapid Visco Analyzer, Farinograph, Mixograph, TA-plus, Laser Particle Analyzer, Differential Scanning Calorimeter and Fourier Transform Infrared Spectrometer. And the influences of resistant starch on pasting properties of wheat flour and rheological properties of dough with different gluten strengh were investigated, so did effects on sensory and texture characteristics of staple food in northern China. These results will provide some theoretical basis for resistant starch widely using in food industry.

本文采用快速黏度分析仪、粉质仪、揉混仪、质构分析仪、激光粒度仪、差示扫描量热仪、红外光谱仪等先进测试仪器系统研究了抗性淀粉和普通玉米淀粉的颗粒形貌和理化性质，探讨了抗性淀粉对不同筋力小麦粉糊化和流变学特性及北方主食感官和质构特性的影响，为抗性淀粉在食品工业中的广泛应用提供了理论依据。

However, the liquefaction of sandy soil and silty soil is just the direct factor leading to fluidization of landslide.

而滑坡体中砂土和粉土液化现象的发生，直接诱发了滑坡体流态化现象的发生。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。