信号用英语怎么说

　　信号是表示消息的物理量，如电信号可以通过幅度、频率、相位的变化来表示不同的消息。这种电信号有模拟信号和数字信号两类。信号是运载消息的工具，是消息的载体。那么你知道信号用英语怎么说吗?下面来学习一下吧。

　　信号英语说法1：

　　signal

　　信号英语说法2：

　　semaphore

　　信号的英语例句：

　　信号响时，人人脱帽致敬。

　　Everyone uncovered when the signal sounded.

　　红灯常常是危险的信号。

　　A red lamp is often a danger signal.

　　没有视频信号。

　　There is no video signal.

　　灯塔每一分钟发出两次信号。

　　The lighthouse flashes singals twice a minute.

　　时钟信号输入端被设 计用于提供时钟信号。

　　A clock signal input is designed to supply a clock signal.

　　对随机信号和混沌信号的特性进行了分析比较。

　　The characteristics of stochastic and chaotic signals have been studied.

　　相反，市场可能正在发出更深层次变化的信号。

　　Rather, markets may be signaling a deeper shift.

　　通常，信号的主要用途是同步某个线程与其他线程的动作。

　　Usually, the main use of a semaphore is to synchronize a thread? s action with other threads.

　　声音信号可以通过电缆传送而不失真。

　　Audio signals can be transmitted along cables without distortion.

　　编码信号由碟形卫星天线接收。

　　The coded signal is received by satellite dish aerials.

　　一根细电缆将信号传送给一台计算机。

　　A thin cable carries the signal to a computer.

　　机组人员没有发出任何求救信号。

　　The crew did not send out any distress signals.

　　卡拉汉假定化学元素放射电磁信号。

　　Callahan posits that chemical elements radiate electromagnetic signals.

　　各种信号控制着铁路轨道的每个部分。

　　Signals control each section of the railway track.

　　该软件以实际测量的激励和响应信号为输入信号。

　　The inputs of the software are excitation and response signals from testing.

　　信号会被转变为数字代码。

　　The signal will be converted into digital code.

　　该复合信号包含多个信号分量,每个信号分量都具有一个单一的频率,每个单一频率都是由旋转机械的旋转频率决定的。

　　Each of the componential signals is decided by the rotating frequency.

　　照相机有内置自动防故障装置，该装置确保相机在未接到正确信号时不会启动。

　　The camera has a built-in failsafe device which prevents it from working if the right signals aren't received.

　　第一次出现警示信号是在3月份，当时该公司未能按时交纳3,000万英镑的首期付款。

　　The first warning signals came in March when the company defaulted on its initial payment of £ 30 million.