灰

A set of deficience recombinant vector had been constructed, which included a universal vector and a cell line expressing constantly capsid protein of poliovirus.

为进一步在技术上发展该系统，一套具有通用性质的缺陷型脊灰重组病毒载体己经构建，并在提供脊灰病毒结构蛋白的技术上做了相应的探讨。

When TiO〓 content is increased, the surfacial energy formed by crystals may be reduced, the devitrification degree, strengthened and the content of wollastonite in crystal phase raised; if Cr〓O3〓 content is increased, the crystal size is enlarged, and the content of diopside in crystal phase, raised; if the sulphide content is increased; the reduction atmosphere is heightened and the content of wollastonite become bigger.

晶核剂浓度研究表明，晶核剂浓度不同，对基础玻璃析晶强度，晶相含量和晶体尺寸有一定的影响，当TiO〓含量增加时，可以降低晶体形成的表面能，析晶强度增大，晶相中硅灰石含量增多；Cr〓O〓含量增加，晶体尺寸增大，晶相中透辉石含量增加；硫化物增多，还原气氛增大，同时硅灰石含量增多。

Based on the quotient of difference being the grey derivative's whitening values in the GM(1,1) direct modeling method, direct modeling method of GM(1,1) with a step by step optimum grey derivative's whiting values is put forward.

在 GM(1，1)直接建模法以差商作为灰导数白化值的基础上，提出了一种逐步优化灰导数白化值的方法。

Next, edge detection using differential operator, edge thinning and connecting are introduced. Model and methods of image segmentation are discussed subsequently.

本文针对图像的灰度和边缘等特征，研究了微分算子边缘检测方法以及边缘细化和连接的算法，给出了图像分割的模型和灰度阈值的简单分割及自动分割方法。

Diopside is the magnesium rich member of the "monoclinic-pyroxene series" that occurs when ions freely substitute each other.

透辉石是"单斜灰石系列"中的富镁元素灰石，是离子自由互相替代的产物。

The dissipative structure theory and gray system theory are applied to establish the distinguishing model.

应用耗散结构理论和灰色系统理论，把灰关联度与熵结合起来，以序参量为基础，建立了基于灰关联熵的水资源系统演化方向的判别模型，为水资源系统分析提供了新方法。

Following on the GATF Color reproduction test chart to make some brief account, according to the patrterns function is divided into six major areas: simple color wheel graph is used to distinguish between colors and restore color detection; contact copy control standards section, you can use to test the print process changes in dot; dot number comparison chart, used to select and screen resolutions and paper and putting it in a match for reference, but also reflects the various color version modulational cards and membership cards making parameter is set to reproduce the effect and measurement; whether it is a normal RGB: neutral gray balance control chart; gray balance, this work out Y, m, C; proofing control bars.

下面对GATF彩色复制测试图作一些简单的介绍，按图谱功能分为六大区域：简易色轮图用于辨别颜色和检测色彩还原情况；接触拷贝控制标准段，可以用来检测晒版过程中网点的变化情况；网点线数比较图，用于选择网屏线数和纸张适性的匹配参考，也可反映各色版调制卡和会员卡制作参数的设置作用和测量子再现情况是否正常；三原色中性灰平衡控制图；灰平衡卡，依此算出Y、M、C的比例；打样控制条。

In this paper, a new type of statistical feature of the pump dynagraph grey scale, such as the average value, variance, deflection, keenness, energy and entropy.

本文提出提取泵功图的灰度统计特征：灰度的均值、方差、偏度、峰度、能量以及熵。

This paper also analyzes the ash wear mechanism,and then does the effects of low temperature economizer wear five factors: the first is the smoke corridor caused by wear mechanism,the second is the impact on the wall material,and the third is that of flying ash concentratio.

分析了飞灰磨损的机理，然后分析了影响低温省煤器磨损的5种因素，一是烟气走廊引起磨损的机理；二是管壁材料的影响；三是飞灰浓度的影响；四是过量空气系数的影响；五是烟气成分的变化对磨损的影响。

TheJiyang depression located in paleomonsoon climate zone in the period of the sahejieformation sedimentation, the wet and hot climate made ancient lake become deeperwater, enhanced stratification, reduced primary productivity of plankton, decreasingsedimentary velocity of carbonate, increasing sedimentary velocity of clay, fortifiedreductibility on certain degree, and then would be available for development of blackshale, dark shale and oil shale; In the contrast, the cold and dry climate lead ancientlake to shallower water, subdued stratification, increaser primary productivity ofplankton, enhancive sedimentary velocity of aphanitic carbonate, decreasedsedimentary velocity of clay, and then would be available for development calciteshale, calcite laminar shale, calcite mudstone, shaly carbonate rock, even laminarcarbonate or dolomite rock.

济阳坳陷在古近系沙河街组沉积期属于古季风气候带，在湿热的气候条件下古湖水加深，分层性增强，浮游生物的古生产力降低，隐晶碳酸盐的沉淀速率变小，粘土沉积速率加快，还原性一定程度上有所加强，有利于黑页岩、油页岩和暗色泥岩的形成：而相对干冷气候下，古湖水变浅，分层性减弱，浮游生物的古生产力增高，隐晶碳酸盐的沉积速率变大，粘土的沉积速率减慢，有利于钙质页岩、钙质纹层页岩、钙质泥岩、泥灰岩甚至纹层状碳酸盐岩、灰岩的发育。

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。