再处理

In order to extend the effect and security of image encryption algorithm.An image encryption algorithm is presented based on three-dimension chaotic system and bit-computation.The permutation sequences and binary sequences are generated using three-dimension chaotic system.Firstly,the image is pretreated using chaotic system and permutation transformation,then the pixel's gray value's bit sequences are permuted using the permutation sequences generated before,at last,the pixel's gray value's bit sequences are computed by using XOR operating and the binary sequences.

为了改进图像加密算法的安全性和效率，提出了一种基于三维混沌系统和位运算的数字图像加密算法，利用三维混沌序列的坐标分量分别产生置换序列和二值序列，在对待加密图像进行预处理的基础上，先应用混沌置换序列对预处理的结果图像进行基于灰度值位序列的置换操作，然后再应用产生的二值序列对结果图像的灰度值位序列进行位异或加密运算。

Finally the energy distribution of the spot was reconverted and obtained through computer processing of the measurement data.

实验中采用扫描法测量光斑的能量分布，通过柔性铰链机构带动微米级小孔以很小的步距对成像微光斑进行精确的二维扫描，用光电倍增管接收扫描采样的微弱光信号，再以低噪声的I/V转换电路和电压放大电路处理取样信号后送入计算机处理，就可准确地复原光斑的能量分布。

Ii eliminate unsafe handling practices for meat, poultry and fishery products which involve thawing of frozen bulk packages followed by repackaging and refreezing

排除大量冷冻包装解冻之畜肉及禽肉与鱼类及鱼类产品及之后再包装及再冷冻时之不安全处理行为。

Under a mortgage refinance plan, your present deal is reinstated with a different deal.

根据按揭再融资计划，您现在的处理是恢复与不同的处理。

Capsanthin was extracted by composite solvent methods of using alcohol and acetone as solvents.

最佳工艺条件即：先进行丙酮处理(时间2h，提取比为1∶3，pH值为10.0，温度为40℃)，再用乙醇处理(时间1h，提取比1∶2，温度50℃，pH=9.0)，从而得到符合国家标准的辣椒红素。

Relation equation between blackbody temperature and two color gray ratio of thermal radiation image was set up.

3进行激光熔池测温专用软件需求和可行性分析，描述了激光熔池热辐射图像的数据流程，采用模块化思想进行软件设计，基于数字图像处理技术，开发出一套激光再制造熔池测温专用软件，详细介绍了热辐射图像的数据采集、输入/输出、图像处理、温度计算模块及程序设计开发。4介绍了常用黑体辐射源的结构、加热控温方式和性能评价方式，对不同类型的黑体辐射源进行了详细描述，选择中国计量科学研究院的标准高温黑体辐射源进行温度标定，建立了热辐射图像比色值与温度之间的对应关系。

The experimental goal is to use SOPC-NIOSII EDA / SOPC system platform for real-time moving object detection system in this paper. After the inputs of image penetrated the CMOS Sensor to receive the data of the image makes the RGB form the transformation. The CPU processes operation of image detects. After the processed of image deliveres to VGA displayed output of real-time image. We use example programs of DE2 platfrom to achieve entire hardware on experiment board of SOPC-NIOSII EDA / SOPC System platform. On system of dectect image we divided into two parts : hardware and software. We use Verrilog of HDL to modify code in hardware. To use Custom IP of SOPC Builder produced IP of our need. We need a interface to connect in the COMS Sensor to FPGA and FPGA to VGA among. The code synthesize to create a programming file of *.S by Quartus II. Then, to use USB BLASTER of SOPC-NIOSII EDA/SOPC System platform programmed on FPGA. We use NIOS II IDE to assign DMA address in sofaware. We use SOPC-NIOSII EDA / SOPC System platform of Hum-Heng Technology co.

中文摘要本论文实验目标是在於利用SOPC-NIOSII EDA/SOPC系统平台来实现即时移动物体侦测的系统，影像输入透过CMOS Sensor接收影像的资料经过RGB格式的转换，再经过处理器处理影像侦测的运算，最后再将处里后的影像资料传送给VGA做即时的影像输出，我们使用DE2平台的测试范例程式转换在SOPC-NIOSII EDA/SOPC系统平台实验板来实现整个的硬体，我们将影像侦测系统分为硬体和软体二部份，硬体部分我们使用Verilog硬体描述语言修改撰写，利用SOPC Builder的自订IP产生我们所需的IP ，在COMS Sensor到FPGA跟FPGA到VGA中间我们需要一个interface来进行连接，经由Quartus II来合成产生*。sof的烧入档，然后利用SOPC-NIOSII EDA/SOPC系统平台专用的USB BLASTER来烧入到FPGA上，软体部分我们使用NIOSII IDE来定址我们DMA位址，主板我们采用华亨科技公司的SOPC-NIOSII EDA/SOPC系统平台。

The standard workpiece of the ring compression test by Lee and Altan will be used in this report. The specimen will first annealed to eliminate the internal stress and then through different ways of machining to produce different roughness of surface and different direction of machining marks. The ring compression test with various lubricants and dry friction were carried out at room temperature. The experiment results were drawn on the diagram of friction factor developed by Lee and Altan to compare the influence of the roughness of surface to plastic forming with or without lubricants.

实验将依Lee and Altan压环试验所用之标准压环试片进行，实验试片先经退火处理消除内应力，再将试片以各种不同之加工方式制作成具有不同的表面粗糙度，与不同刀痕方向之摩擦面，再於常温环境下实施乾摩擦与添加不同润滑剂之压环试验，将实验结果所得之数据绘制於Lee and Altan之定剪摩擦系数图中，以比较其不同表面粗糙度对塑性成形之影响，同时也说明在各种不同表面粗糙度下添加各种润滑剂对成形之影响。

One is low valence vanadium oxide thin films were deposited by direct current facing target magnetron sputtering firstly, and then thermal oxidated; the other is high valence vanadium oxide thin films were deposited by ion beam sputtering, then thermal deoxidated. Vanadium oxide thin films with phase transition were obtained at the lower thermal process temperature 300℃, which is compatible with MEMS technologys. The composition of VO_x thin film fabricated by first method includes mainly VO_2, V2O3 and VO_, the TCR is -2.25%/K, the TCR gradually increases with phase transition temperature decreases. The composition of VO_x thin film fabricated by the second method includes mainly VO_2, V2O5 and V2O3 , and the resulting VO_x thin filmTCR is -3.0%/K. The TCR of phase transition vanadium oxide thin films made by second method is higher than that made by first method for the existance of V2O5 in thin films.

分别采用直流对靶磁控溅射制备低价态氧化钒薄膜再附加热氧化处理的方式，和射频离子束溅射制备高价氧化钒薄膜附加热还原处理的方式获得了具有相变特性的氧化钒薄膜，第一种方式获得相变特性氧化钒薄膜的热处理温度最低为300℃，克服了以往高温条件下热处理不能与MEMS工艺兼容的缺点；相变特性氧化钒薄膜的组分以VO_2为主，含有V2O3和VO_，室温TCR为-2.25%/K；室温电阻温度系数随相变温度的降低逐渐升高；采用第二种方式获得的相变氧化钒薄膜的组分以VO_2为主，含有V2O5和V2O3，室温TCR可达-3.0%/K；分析发现，具有相变特性的氧化钒薄膜中含有V2O5时，室温电阻温度系数明显增大。

BMSCs were isolated, depurated, cultivanted, and identified,then incubated with the concentration of 25μg Fe per milliliter at 37℃in 5% CO2. The labeled cells were stained by Prussian blue/trypan blue,and observed under fluorescent microscope.2. The labeled cells of different density (1×104/ml,5×104/ml,1×105/ml,5×105/ml,1×106 /ml,5×106/ml)were imaged by MRI with T1WI, T2WI and T2*WI sequences;and the same density (5×104/ml,1×105/ml)labeled cells were imaged by T2*WI sequences at different time.Then the signal intensities were measured and statistically analyzed.3. The model of rabbit renal ischemia-reperfusion injury was set up and treated. Then BMSCs(5×105)were injected into 16 recipient rabbits(1abeled cells in 10,unlabeled cells in 6)from ear vein.MR images of kidneys were obtained respectively at the time points of 0,1,3,5, 8 days after transplantation and before transplantation. MR imaging findings were analyzed,which were correlated with histological findings.

实验方法1分离、纯化、培养、鉴定兔BMSCs并以SPIO以25μg Fe/ml培养液浓度标记，对标记后不同时间的细胞行普鲁士蓝染色和台盼蓝拒染后显微镜观察。2将不同细胞浓度标记细胞管(1×104/ml、5×104/ml、1×105/ml、5×105/ml、1×106/ml、5×106/ml)，以不同扫描序列T1WI，T2WI，T2*WI(GRE进行MR成像，再选择相同细胞浓度组(5×104/ml、1×105/ml)进行不同时相MR成像，并测量信号强度，进行统计学分析。3缺血再灌注肾损伤模型建立和处理，然后将标记和未标记细胞(5×105个)经耳缘静脉移植入家兔体内(共16只：注入标记细胞者10只，注入未标记细胞者6只)，两组均于注射前、注射后第0、1、3、5、8天应用MRI对移植细胞进行活体示踪并与肾脏组织切片对照，然后对收集的信号强度进行统计学分析。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。