基本块

The unit in which data is physically stored and protected against errors on a fixed block architecture disk.

固定块结构磁盘上数据存储和出错保护的基本单元。

Experimental results show that the fixed vector hierarchical fractional coding approach achieves higher compression obviously, and it codes and decodes faster than the standard fractional block coding method.

实验表明，与基本的分形块编码方法相比，本文提出的固定矢量层次分形编码方法在保证一定的重建图象质量下，使图象的压缩比有了明显的提高，并且大大提高了编码和解码速度。

The delivery package includes a library of high-resolution gauges such as sliders, dials, thermometers, switches, buttons etc. Double buffering provides flicker-free animation of the gauges and that is an essential feature of Pocket PC components.

交付Package包括一个图书馆的高分辨率压力表，如滑块，转盘，温度计，开关，按钮等双缓冲规定，无闪烁动画的仪表，这是一个基本特徵的Pocket PC组件。

In this paper research of functional block structure was based on the theory of rheology of the polymer melt and the basic requirement of extrusion die channel.

本论文对于功能块的研究，是以聚合物熔体的流变学理论，以及挤出模头流道的基本要求为基础。

Through studying some fundamental properties of the curved surface in differential geometry , a method of linear feature extraction based on differential geometry is introduced.

通过研究微分几何理论中曲面的一些基本性质，本文介绍了一种基于微分几何的线状地物提取方法，首先在局部区域内拟合一个二次曲面函数，然后通过该函数来估算灰度曲面的梯度和曲率，设定合适的梯度和曲率阈值来检测线状地物，最后进行后处理，消除许多噪声颗粒及小块区域。

China's urban planning has become a basic Wai Road, Hopewell plots, each geosphere as a wall to find an architect, to build a house怪里怪气, U.S. fragmentation, floor with floor between the street and the streets do not have any contact, even in the time to do projects mutually exclusive.

中国的城市规划已经成为一项基本围路， 1712块，每地作为墙找到一个建筑师，盖房子怪里怪气，美国分裂，楼与楼之间的街道，街上没有任何联系，即使在时间做项目相互排斥。

Finally three representative features are picked up, difference sum of the characteristic crack image projection in horizontal and vertical direction, as well as the pixel number of crack sub image.

基本思想是首先将二值化后的裂纹图像进行分块处理，得到一个特征裂纹图像，最后提取三个具有代表性的特征：特征图像在水平方向和垂直方向上的投影的差分累加和Ph，Pv以及裂纹子图像像素总数Num。

In the first milestone, we'll build a simple GUI and the basic blocks to model neural network training and internetwork topologies.

在第一个阶段中，我们将建立一个简单的GUI和基本的块来为神经网络训练和内部联网拓扑建模。

The contents of the course include: what operating system are, what they do, how they are designed, and where they came from; a general history and explanations of computer system, and some discussion on hardware and the relation between operating system and other software; concept of process, process states and process control block, process queue, management of processes; concepts of sequent programming and parallel programming, process synchronization and its application, process communication; scheduling level and job state transition, job scheduling, process scheduling, and methods for scheduling; deadlock and its necessary conditions, deadlock prevention, control and recovery of deadlock; fixed partition, multiple partition and replacement partition memory management, swapping and overlays; page, segmentation and segmentation with paging storage management, basic concept of virtual memory management, and page, segmentation and segmentation with paging memory management.

课程的内容包括：计算机系统概述、操作系统的形成、发展、功能、特性、类型和发展趋势；操作系统的硬件环境、操作系统与其它系统软件的关系；进程的概念、进程的状态和进程控制块、进程队列、进程的管理；顺序程序设计和并行程序设计概念、进程间的同步与互斥、同步机构应用、进程间通信；调度的层次和作业状态转换，作业的调度、进程调度、调度算法；死锁问题的提出、死锁的必要条件、死锁的预防、避免、控制和恢复；固定分区、可复分区、多重分区内存管理技术以及覆盖技术和交换技术；分页域、分段域、段页域存储管理技术、虚拟存储管理的基本概念、分页域、分段域、段页域虚拟存储管理。

Main recognition bases of the Gangdisê multiple island arc-basin system are:① tectonic pattern of collisional zones and island arc or landmass as strips alternating with blocks;②development of multiple arc volcanic-intrusive zones due to consumption of back-arc basin and arc-arc collision;③complicated paleogeographic and paleotectonic patterns shown by numerous sedimentary basin types and sedimentary facies association.

冈底斯构造带多岛弧—盆系统识别的主要依据有：①构造带中发育碰撞结合带与岛弧或陆块呈条块相间的大地构造基本格局；②发育多条由弧后盆地衰亡和弧—弧碰撞作用而形成的弧火山—侵入岩带；③众多的沉积盆地类型和沉积相组合，反映出冈底斯构造带具有复杂的古地理和古构造格局。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。