必要条件

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。

It is necessary to the happiness of man that he be mentally faithful to himself.

在精神上忠于自己是一个人幸福的必要条件。

It is necessary to the happiness of man that he be mentally faithful

在思想上忠于自己是一个人幸福的必要条件。

The behaviors of metastable atoms change with the discharge parameters.

其中小的放电间隙是形成多脉冲放电的必要条件。

Dry, cold air is induced reaction of transformation.6vertical wind shearIS a important role 7 the interaction stage of tropical cyclone with a midlatitude baroclinic zone was an essentialcomponent.

垂直风切变相互作用是激发热带气旋的变性不可获缺的条件(7)热带风暴和中纬度斜压带相互作用是变性的必要条件：只有减弱的热带风暴嵌入先前存在的中纬度斜压带，才能完成正压向斜压的转变。正是热带气旋环流和斜压带和垂直风切变相互作用激发了热带气旋的变性。

This article first introduced the Lagrange multiplicator law and the development, have given the function of many variables condition extreme value essential condition, and solved the function of many variables condition minimum problem using it.

本文第一介绍了拉格朗日乘数法及其拓展，给出了多元函数条件极值的必要条件，并利用它求解了多元函数的条件极值问题。

It is clear that a necessary condition for the function y which makes the integral a minimum is that it be a Equation.

第一章 科技英语单句写作显然，函数y使该积分为最小值显然，函数y使该积分为最小值的必要条件是它应该是尤拉方程的一个解。

The two fuzzy neural network models are constructed respectively for generalized modus ponens and modus tollens. The paper gives the properties, learning algorithms and inference instances of the two neural networks. And the paper also compares this generalized method with the other inference methods.

传统的区间值模糊集的相容性则度由于结构复杂，从而掩盖了它的一些本质，而且与人的某些直觉不符，为此本文另外提出了一个"相合度"概念，并将两者进行了比较，分别给出了相容度和相合度为1的充分必要条件和直观解释，并首次讨论了模糊推理对相容度和相合度的传播问题。

This is the centralized monarchy a necessary condition.

这是实现君主集权的必要条件。

The simulating results showed that the temperature at the bottom of monoethanolamine tower and diethanolamine tower was reduced greatly, which helps to prevent the degradation of the solutions, so the color index can be lowered, at the same time the product purity was kept above 99%.

模拟计算表明，采用该流程可以显著降低MEA塔和DEA塔的塔釜温度，防止物料高温热解，为降低产品色度创造了必要条件；同时产品纯度保持在99%以上，能够满足质量要求。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。