流率

Methods Morphologic change of cells were observed with fluorescence microscope;MTT assay was used to evaluate survival rates Survival rates of GLC-82 cells;The influence of NA to cell migration was analyzed by scarification test; The percentage changes of apoptosis and the distributional percentage of cell cycle were analyzed with flowcytometry.

荧光显微镜观察细胞形态的变化；MTT 法检测不同浓度烟酰胺培养细胞后细胞的存活率；划痕试验检测不同浓度的烟酰胺对细胞愈合力的影响；流式细胞仪检测细胞周期和凋亡率。

The gas-phase flow characteristics of gas-solid two-phase flow in standpipe were investigated under negative pressure gradient.

对负压差立管内气固两相流的气相流动特性进行了分析，并基于滑落速度与空隙率的线性关系，建立了立管内气相速度的计算模型，给出了气体流量与相关参数的关联式。

The effect of curvature, torsion and Dean number on secondary flow, the isoline of stream function, the distribution of axial speed and wall friction is discussed in detail.

详细讨论了曲率、挠率、Dean数对二次流动、流函数等值线和轴向速度的分布以及壁面摩擦力的影响。

Then by fully using the different characteristics of the JPEG2000 bit stream packets, a target function is constructed, by which different protections are carried out for different packets according to their impacts on the quality of the reconstructed image.

其次，充分利用了JPEG2000的码流质量分级特点，建立了实用的目标函数，从而根据数据包对重建图像贡献的不同，实施不同的保护，以低复杂度的运算实现了码率优化分配的自适应过程。

It can be used to design and calculate the oil proof sump with tilted plate.

对于斜板隔油池，考虑到板间液流的速度分布和油滴的粒径分布，提出一个油滴脱除率的计算方法，可用于斜板隔油池的设计计算

The activities of superoxide dismutase, the content of malondialdehyde and the apoptosis were determined by flow cytometry.

观察各组细胞经I/R损伤后，细胞内超氧化物歧化酶活性、丙二醛含量的变化情况，并用流式细胞仪检测细胞凋亡率。

Lastly, hydraulic model test of diversion system is carried out. The model scale selection of hydraulic model which includes open channel, long diversion tunnel and surge chamber is discussed.

在整体水力模型试验研究中，着重研究了既包含有明流段又有长引水隧洞和调压室的梯级电站引水系统模型率，并对这种复杂引水系统水力模型的比尺选择进行了探讨。

The components of wetting dispersant was preliminary by method of selected according to the indexes of storage [(54±2)℃, 14 d] and suspensibility rate, the wetting dispersant, viscosity modifier antifreeze and its proportion was optimized.

采用流点法初步选定润湿分散剂组份，以贮存[(54±2)℃， 14 d]稳定性和悬浮率为指标，对润湿分散剂、粘度调节剂组份、防冻剂及其配比进行优选。

In recent years, cold cathode thyratron KN-22 is widely used in circuit, but here KN-22 is replaced by MOSFET. The circuit with MOSFET has stable and credible performance, it can output a pulse of -6.6～-8kV and the pulse width can be adjusted from 5ns to 10ns.

应用冷阴极闸流管KN-22作为开关线路比较广泛，但近年来我们改用MOS场效应管线路代替KN-22，该线路性能稳定可靠，输出脉冲幅度为-6.6～-8kV，脉冲宽度5～10ns可调，触发晃动小于0.5ns，触发延时30～40ns，单脉冲选出率为100%。

Pulse modulator ; thyratron ; repetition rate

脉冲调节器；闸流管；重复率

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。