栅

NBTI effects can also be influenced by ratio of signal and vacancy. The dynamic characteristics in NBTI degradation was revealed under action of negative and positive gate voltage, degradation can be recovered by positive gate voltage stress.

在负-正-负栅压交替作用下PMOSFET器件中会呈现退化-钝化-退化的动态作用过程，正栅压作用下的PMOSFET器件特性退化会有一定程度的恢复，这是由于在正栅压作用下NBTI反应产物逆向向Si／SiO〓界面处运动从而发生钝化作用造成的。

The effect of grid ceiling can be reduced and the fire extinguishment efficiency can be improved by increasing the water pressure.

增大水压时，格栅时水量的分布的影响会减弱，当压力足够大时，能够接近无格栅时的灭火效率，可以保证自动喷水灭火系统在安装格栅吊顶后的灭火有效性。

The gate length and the dimension of the gate head can be controlled in the T-shaped gate processing,and good process controllability and high yield can be achieved.

在该T型栅工艺中栅长和栅帽的尺寸分别进行控制，实现了较好的工艺可控性和较高的工艺成品率。

When the temperature of the modified Mo-grids is kept at 650 ℃, the modified Mo-grids' electron emission can not be detected with microammeter after 1000h life-span.

将样品进行电子管模拟栅发射试验，栅极温度为 650℃，试验 1000h以上基本无栅发射电流，可以提高栅控管的可靠性和寿命。

The establishment and relaxation processes of the transient gratings, which are formed by two recording 514nm beams with different polarization directions, SS, PP, SP and ±45℃, are investigated. Using the weak absorption of the chromophores at 632. 8nm and the positive dichroism of the chromophores molecules, a kind of bi-photonic transient gratings, owing to the periodic distribution of Trans and Cis isomers, is established first time in azo-dye doped polymeric bulk sample.

实验考察了两束514nm的写入光在不同偏振情况下（SS，PP，SP和±45），在样品中形成的瞬态栅的建立和弛豫情况；利用偶氮生色团在632.8nm波段的微弱吸收和生色团分子的正二向色性，首次在块状偶氮聚合物材料中形成一种基于生色团反式和顺式异构体密度分布的双色光瞬态栅；利用瞬态栅的快速建立和弛豫，考察了其在衍射型全光开关方面的潜在应用。

The influence of tailboard on the exit flow fields of compressor cascades with normal straight, positive and negative curved blades were investigated at zero incidence.

进行了带尾板的常规直叶片、正弯曲叶片、反弯曲叶片组成的三种矩型压气机叶栅在低速风洞上的实验研究，测量了叶栅出口流场，分析了零冲角下尾板对叶栅出口能量损失分布情况和二次流速度矢量的影响。

The experiment was investigated on the exit flow fields of compressor cascades with normal straight, positive leaned, positive curved, negative curved, and S type curved blades with tailboard at zero incidence.

进行了带尾板的由常规直叶片、正倾斜叶片、正弯曲叶片、反弯曲叶片、S形叶片组成的 5种矩型压气机叶栅在低速风洞上的实验研究，测量了叶栅出口流场，分析了零冲角下不同叶片弯曲形式对叶栅出口总压损失分布情况和主流速度的影响。

This paper mainly introduces principle and structure of whisht magnetic field grid absoluteness coder,compares technical features of WMFGAC with like-sensers popular on the market,and uses WMFGAC to accomplish the purpose of monitoring and controlling the gate of small and middle-sized power station.

本文介绍了静磁栅绝对编码器的结构、原理，并与市场上流行的各种类似传感器进行了详细比较，得出静磁栅绝对编码器的技术特点，并利用静磁栅绝对编码器完成了中小水电站闸门的监测及控制过程。

The results show that the discharge capacity of expanded grid of copper battery is improved obviously at low discharge rates; the EIS research describes that expanded grid of copper electrode has better electrochemistry activity. The scanning electron microscopy images reveal that the sponge Pb crystals of expanded grid of copper negative electrode are smaller at charge state, and the PbSO4 crystals are smaller at discharge state.

结果表明：在低倍率放电情况下，拉网铜板栅VRLA电池可以明显提高电池负极的放电容量；通过EIS研究发现，拉网铜板栅负极具有更好的电化学反应活性；SEM检测结果表明，充电状态下，拉网铜板栅电极中海绵铅结晶颗粒小；放电状态下，拉网铜板栅负极的PbSO4结晶颗粒较小。

The previous researches have been done experiments mostly in the Water tank. In order to simulate turbulence of flow in river and research its characteristics, the characteristics of turbulence are studied by experiments in the water channel with ADV technique. The research results indicate that R.M.S. velocity linearly relates to the oscillating-grid frequency; R.M.S. velocity decays by power exponent relates to the distance from the grid midplane; and the relationship between the geometrical factors and the free movement space of water is direct proportion.

以往研究大都在水箱中对振动格栅紊流特性进行实验研究，为能模拟天然河道中的紊流，研究天然河道中紊流特性，利用ADV技术在水槽中对振动格栅紊流进行了实验研究研究结果表明：均方根速度与格栅振动频率成线性关系；均方根速度与距格栅中平面的距离成幂指数关系衰减；几何系数与水的自由运动空间成正比关系。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。