几乎所有的计算机都有一个石英晶体时钟来调节它们的运行。
Nearly all computers contain a quartz-crystal clock to regulate their operation.
他们的内部时钟从那时开始运转，使得他们能够在之后计算日期和时间。
Their internal clocks start counting from then, so they can calculate the date and time in the future.
这些方面包括选择如何处理事件、调度、时钟同步、时间间隔计算、本地相关性和文化意义。
These aspects include choosing how to handle events, schedules, clock synchronization, interval calculations, local relevance, and cultural significance.
比方说，如果不同望远镜上的时钟走得不一致，那么某一确切时刻小行星坐标的测量将互相冲突，导致轨道推测计算错误。
If the clocks on the different telescopes didn't agree precisely, for example, then their calculations of the asteroid's location at a given moment would conflict, distorting his trajectory.
这种计算将使新型时钟更准确更加有用。
This calculation will make that new clock more accurate and more useful for that reason.
据认为，用大脑里所谓的内置时钟——用相对规范的速率来衡量事物——计算时间。
Brains were thought to measure time by using some kind of internal clock that generates events at a relatively regular rate.
Devadas已经成功演示了一种能计算带宽分配且能在一个时钟周期内改变连接传输方向的小型电路。
Devadas has demonstrated that small circuits connected to the cores can calculate the allotment of bandwidth and switch the direction of the connections in a single clock cycle.
通过读取这个标志，timeclient就会知道它已经不再连接到网络并选择从系统时钟计算站点时间。
By reading this flag, the time client knows that it is no longer connected to the network and chooses to calculate the site times from the system clock.
图1也显示了每台计算机都有自己的时钟。
但是时钟频率已经趋于饱和，现在计算机处理能力的提高主要靠增加处理器的数目以及提高在这些处理器之间分配任务的能力。
But computer clocks have plateaued and now, advances in computing power are coming from increases in the number of processors and improved abilities to distribute a problem across them.
第一批完全由环境能量供电的设备很可能是传感器、计算器和时钟。
The first devices to be powered entirely by ambient energy are likely to be sensors, calculators and clocks.
他们的理由是，我们计算机上的时钟都是二进制编码，99之后，他们就会回到00，那将会导致数字混乱，从而引起系统紊乱崩溃。
Their justification being that the clocks in our computers were binary coded and that after 99, they’d trip to 00 and that’d confuse the all out of them, sending them in a total tizzy.
例如，不同计算机上的时钟不同步或消息延时超过时限。
For example, clocks on different computers which are used to coordinate processes are not synchronized; when a message is delayed longer than a threshold period, etc.
更妙的是，显然人们可以用放射性作为时钟，用衰变系列的半衰期计算出岩石的年龄。
Better still, it became apparent to him that one could use radioactivity as a clock, with the half-life of a decay series enabling us to calculate the age of a rock.
时钟和计算器应用程序。
很多计算系统用的都是网络时间协议(ntp)，以保证他们和世界原子时钟是同步的。
Many computing systems use the Network Time Protocol, or NTP, to keep themselves in sync with the world's atomic clocks.
20世纪80年代，计算器、日历、卡片文件和时钟帮你管理备忘记事本。
A calculator, calendar, card file, and clock helped you manage your 1980s filofax.
该位串行加法器系统是选择了一个由于齿轮数齿轮系统的正常需要，使时钟的计算。
The bit serial adder system was chosen over a normal gear system because of the number of gears it takes to make the clock's calculations.
系统时钟控制着计算机中所有操作的速度。
The system clock controls the speed of all operations within a computer.
时钟计数函数返回你的操作系统的内部时钟的值，并且是以毫秒的形式；它通常被用于计算总共用时，入在接下来的练习中(见图6.54)。
Tick Count (ms) returns the value of your operating system's internal clock in milliseconds; it is commonly used to calculate elapsed time, as in the next activity (see Figure 6.54).
NTP协议用于同步多台计算机的时间(时钟)。
The NTP protocol is used for synchronizing the time (the clock) between computers.
应用反应时，恶意程序正试图把计算机时钟前进。
Application reaction when malicious programs are trying to put a computer clock forward.
首先，平常的RISC计算机是同步的，由一个时钟提供一个同步的信号。
First, the usual RISC is synchronous, supplied a clock single by a clock element.
时钟同步问题是分布式操作系统中的一个经典的问题，是分布式计算中的核心技术之一。
The problem of Clock Synchronization is a classical issue in distributed operating system and core technology in distributed computing.
描述如何执行常见的日历和时钟任务，如操作和比较日期，以及计算经过的时间。
Describes how to perform common calendar and clock tasks, such as manipulating and comparing dates and calculating elapsed time.
你的微型计算机执行程序的速度将与你的时钟信号的速度成线性关系。
The speed with which your microcomputer executes programs will vary linearly with the speed of your clock signal.
首先介绍和分析了计算机时钟同步系统的主要理论与技术，研究了同步系统的三个主要组成部分；
Firstly, the main theory and technology of computer clock synchronization is introduced and analyzed, the three main parts of a synchronization system are studied.
它正成为我们的地图和时钟，我们的印刷术和打字机，我们的计算器和电话，我们的收音机和电视机。
It's becoming our map and our clock, our printing press and our typewriter, our calculator and our telephone, and our radio and TV.
它正成为我们的地图和时钟，我们的印刷术和打字机，我们的计算器和电话，我们的收音机和电视机。
It's becoming our map and our clock, our printing press and our typewriter, our calculator and our telephone, and our radio and TV.
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