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- A minimum point in a wave or an alternating signal. 波谷波或交錯信號的最低點(diǎn)
- SYNCHRONOUS DATA COLLECTOR FOR MULTI-CHANNEL ALTERNATING SIGNAL 多路交流信號同步數據采集器
- A red light is usually a signal of danger. 紅燈通常是危險的信號。
- I stood watching for the signal to change to green. 我站著(zhù)等待交通信號轉為綠燈。
- Let's set the clock by the radio time signal. 咱們照著(zhù)收音機的報時(shí)信號把鐘對一對。
- A red lamp is often a danger signal. 紅燈常常是危險的信號。
- A reflected signal on a communication channel. 一種在通信信道上反射回來(lái)的信號。
- The rise in prices was a signal for rebellion. 物價(jià)上漲引起了叛亂。
- A device used to convert direct current into alternating current. 反用換流器用于變直流電為交流電的儀器
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在電子學(xué)領(lǐng)域,一種不希望發(fā)生的低頻電流,它干擾所要求的信號。通常這種現象是由于交流供電線(xiàn)路屏蔽不良引起的。
- A channel over which pilot signal is transmitted. 可在其上傳輸導頻信號的一種信道。
- The signal was picked up by a downrange radar station. 該信號被試驗飛行方向之內的雷達站收到了。
- The driver is winking his lights to signal a turn. 駕駛員打著(zhù)一閃一閃的燈光信號表示要轉彎。
- Everyone uncovered when the signal sounded. 信號響時(shí),人人脫帽致敬。
- The train must stop when the signal's red. 信號機是紅色時(shí),火車(chē)必須停駛。
- A red lamp is used as a danger signal. 紅燈用作危險信號。
- Send out a distress signal; the ship is sinking. 船正在下沉,發(fā)遇險信號吧。
- I corrected my watch by the time signal. 我按報時(shí)信號校正我的表。
- An alternating back-and-forth movement. 往復運動(dòng)交互地前后運動(dòng)
- A diode rectifies alternating current. 二極管調整交流電。