a thousand-li journey begins with the first step--the highest eminence is to be gained step by step 千里之行始于足下
A three dimensional pixel. 一种三维象素。
A three-dimension film. 一部立体电影。
A three-hundred-mile journey starts with the first step. 千里之行,始于足下
A three-letter prompt that identifies the command line interpreter or other system task. For example, DCL(DIGITAL Command Language), MCR (Monitor Console Routine), and PIP (Peripheral Interchange Program). 一种3个字母的提示说明,标明是命令行解释程序或其它的系统任务。例如DCL, MCR和 PIP等。
a three-month extension 三个月的期限
A threshold operation in which each of the operands may take only the values 0 and 1, and that takes the value 1 if and only if the number of operands having the value 1 is greater than the number of operands that have the value zero. 一种阀值运算,在这种运算中,每个操作数只能取值0和值1, 当且仅当具有值1的操作数的 个数大于具有值0的操作数的个数时,结果才取值1。
a thriving business 生意兴隆
a throat of brass响亮的或尖锐的嗓音
a throat of brass 响亮的或尖锐的嗓音
a throwing weapon 镖
A thrust with the pin broke the balloon. 用针一戳,气球就爆了。
a thunderous or roaring sound 万马奔腾
a thunderous roaring sound 万马奔腾
A thunderstorm forced him to take refuge at a hut. 一场雷雨迫使他躲在草屋里。
A ticket for you. 给你一张票。
A ticket that contains only printed information and does not have a magnetic stripe. 只含有印刷信息但不带有磁条的一种证券。
a tidy sum相当巨大的款项
a tidy sum 相当巨大的款项
A tiger appeared from nowhere. 突然地出现了一只老虎。
a tiger-cat 彪
a tight place险境, 困境
a tight place 困境
a tight place 险境
a tight rein严格的纪律
a tight rein 严格的纪律
A tightly coupled system in which several CPUs share a single memory. It uses a single shared operating system executive to control the execution of tasks. Thus, provisions f or synchronization,interlocking, and interprocessor communication must be made in the hardware to a ccommodate a true multiprocessor operating system. The major difference between configurations is the method of accessing the memory. 一种紧耦合系统,其中多个CPU共享一个存储器,它使用一个共享的操作系统执行程序,以控制各任务的执行。因此,用于同步、互锁及处理机间通信的措施必须 用硬件实现,以适应真正的多处理机操作系统。配置之间的主要差异是访问存储器的方法不 同。
a tightsqueeze非常的拥挤
a tightsqueeze 非常的拥挤
A time and framing technique used in datatransmission systems, especially teletypewriter systems. Data are transmitted in the form of serial characters, each composed of a start element, information bits, and a stop element, with fixed timing of all of these. Characters are sent asynchronously. 数据传输系统(特别是电传打字机系统)所采用的一种定时和组帧技术,数据按串行字符方式 传输,每个字符由固定定时的起始码元、信息位和停止码元组成。字符按异步方式传输。
A time base oscillator supplied by the data set for regulating the bit rate of transmission. 由数传机提供的用于调节传输率的时基振荡器。
A time clock by which the executive keeps track of time. At every RTC interrupt, the interrupt service routine returns control to the executive, which checks to see if a higherpriority device is seeking execution or if a program wants to be turned “on”. 执行程序用来对时间进行跟踪的一种时钟，在每一个RTC中断处，由中断 服务程序把控制返回给执行程序，执行程序检验是否有较高优先级的设备在请求执行，或是 否要求“打开”某个程序。
A time code that codes an entire sequence of time tags for nonredundant samples into a single code word. 一种时间码,它将非冗余采样的整个时隙序列编为单个码字。
A time division multiplexing in which scanning is limited to those devices that have messages to send or receive at a particular time. It is used to improve circuit utilisation by eliminating time slots that would otherwise be allocated to inactive devices. Such a system may also modify scanning in accordance with priorities. 一种时分多路转换技术,其中扫描仅限于对那些在特定时间有消息发送或接收的设备进行。 它籍助消除分配给非活动设备的时隙更好地利用了电路。这样的系统也可根据优先级修改扫描方式。参阅time division multiple xing。
A time gate wherein the output intervals are synchronized with an incoming signal. 一种输出间隔与输入信号同步的时间门。
A time interval set between polling operations if no data is being transmitted from the polled station. 在没有数据从被轮询站发送情况下设置的两次轮询操作之间的时间间隔。
A time response of an instrument when it is subjected to an instantaneous change in input from one steadystate value to another. 一种仪器当其输入从一种稳定状态值瞬时变化到另一种稳态值时所产生的时间响应。
A time sharing system control program that consists of: (a) a control program (CP) that manages the resources of an IBM System/370 computing system in such a way that multiple remote terminal users have a functional simulation of a computing system (a virtual machine) at their disposal, and (b) the conversational monitor system (CMS), which provides general time sharing, program development, and problem solving facilities. IBM的一种分时系统控制程序，它由下述两部分组成：(1) 管理IBM System/370计算系统资源的 控制程序(CP)，在这种管理方式下，多个远程终端用户有在他们支配下的计算机系统的功能模拟系 统(即一台虚拟机)。(2) 会话监督系统(CMS)，它提供一般的分时、程序开发和问题解算等功能。
a time 趟
a time 遍
a time 遭
a time 顿
A time-base oscillator supplied by the business machine for regulating the bit rate of transmission. 为控制位传输速率,由事务计算机提供的一种时基振荡器。
A time-share service program used to properly input and identify a foreground source program for assembly at some later time at the remote computer location “in the background”. The program that inputs the source data is called a driver program. In the background, the user has no direct control over what is going on. 一种分时服务程序,其用途是正确输入并识别出前台源程序,以便在“后台”的远程计算 机上,在稍晚一点的时候对它们进行汇编。输入源数据的程序称驱动程序。在后台环境中,用 户无法进行直接控制这种汇编程序的运行情况。
A time-shared bus system consisting of a single bus requestline onto which all processors are tapped in parallel. A bus grant line runs serially through all theprocessors. When the arbiter sees a bus request come in, it sends its reply on the bus grant line. Non-requesting processors ignore the bus and let the grant signal pass while the requesting processor locks the signal until the service is over. 由单一请求总线构成分时总线系统的方法,所有处理机均并行地与总线相联。总线应答 线串行通过所有处理机。当仲裁器发现有总线请求进入时,就在总线应答线上发送应答信号。未提请求的处理机放弃总线,并将应答信号传至下一级,而提出请求的处理机则将此信号 锁定进行服务,直至服务结束。
A time-sharing language developed by the Sperry-Rand Corporation originally to make rapid calculations of a nature too involved for a calculator. 一种分时语言,最初由Sperry-Rand公司开发,用于实现一般计算器不能胜任的快速计算。 Johnniac Open-Shop System的缩写。
A time-sharing which maximizes the use of the computer resources by intergrating user input, computer processes and output in a dynamic give-and-take process. 一种分时技术,它通过动态协调任务进程的方式综合用户输入、计算机处理和输出,从而 最大限度地使用计算机的资源。
A timely snow promises a good harvest. 瑞雪兆丰年
A timer set by a program to prevent the system from looping endlessly or becoming idle because of program or equipment malfunction. 由程序设置的一种计时设施，用来防止当程序出错或设备出故障时系统无休止地循环或 处于空闲状态。
A timer used in multilink procedures. During low traffic periods, the expiration of this timer provides the means to determine that the multilink frame with MN(S) equal to MV(R) is lost. 多链路规程中使用的一种定时器,在低通信量期间提供一种手段,当该定时器期满时用以确定MN(S)等于MV(R)的多链路帧丢失。
A timer used in multilink procedures. It is optional. At the receiving MLP, the expiration of this timer provides the means to determine that a “blocked” condition exists because buffers were exhausted before resequencing could be accomplished. 多链路规程使用的一种定时器,使用与否设计者自选。多链路规程接收端使用该定时器 提供一种手段,当此定时器期满时,用以确定在完成重新排序之前是否因耗尽缓冲器而存在 阻塞状态。
A timer which enables the control program to keep track of time of day and to interrupt periodically as required.More than one interval can be controlled at once. For example a fivesecond interval between successive polling of a teleprocessing line can be specified, and at the same time a twominute limit on the duration of a new program undergoing test can be in effect. 一种计时器,可以使控制程序掌握每天的运行时间,并根据要求周期性地进行中断,一次 可以控制若干个时间区间。例如,可指定每5秒钟轮询一次,同时又可以规定一个正在测 试的新程序所允许的运行时间为2分钟。
A timebase reference designed to operate with the drivers and comparators that define critical timing edges. Delay, width and rise and fall times are generally the most important timing parameters. 一种时间基准参照装置，与确定关键定时边界的驱动器或比较器一起操作。时延、宽度和上升与下降时间一般是最重要的定时参数。
A timeshare service term used to describe a program used by the customer to retrieve and list a “background” program entered earlier using an input driver program. 一种分时服务术语,用于说明一种程序,用户用此程序检索并列出以前用输入驱动程序输入的某 个“后台”程序。
a tin of biscuits 一听饼干
a ting organism which produces diseases 致病的极小动物
A tiny electronic device with standardized dimensions (usually fabricated using semiconductor techniques) capable of performing one or more functions in a circuit. 通常用半导体技术制作的、具有标准化尺寸的一种微型电子器件,能实现一种或多种电路 功能。
A tissue is a group of similar cells which have an identical general function. 组织是一组具有相同的一般机能的类似细胞。
A title or short definition of a control group of records which appear in front of each such group. 位于每组记录前面的一组控制记录的标题或简短说明。
A title which is unique within a title-domain. 在标题域范围内具有唯一性的一种标题。