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- The square wave source is an impulse source in which digital technique is used.It has the advantages of rigid phase, high frequency stabilization and high antijamming. 方波電源是採用數字技術的脈衝電源,具有相位嚴格、頻率穩定度高,抗干擾能力強等獨特的優點。
- A detectable impulse(voltage,current,magnetic field,or light impulse) by which information is com municated through an electronic or optical means,or over wire,cable,microwave,or laser beams. 一種可檢測的脈衝(電壓、電流、磁場或光脈衝),用以通過電或光纖設備,或經過電線、電纜、微波或激光束進行信息通信。
- A detectable impulse(voltage, current, magnetic field, or light impulse)by which information is com municated through an electronic or optical means, or over wire, cable, microwave, or laser beams. 一種可檢測的脈衝(電壓、電流、磁場或光脈衝),用以通過電或光纖設備,或經過電線、電纜、微波或激光束進行信息通信。
- A detectable impulse(voltage, current, magnetic field, or light impulse) by which information is com municated through an electronic or optical means, or over wire, cable, microwave, or laser beams. 一種可檢測的脈衝(電壓、電流、磁場或光脈衝),用以通過電或光纖設備,或經過電線、電纜、微波或激光束進行信息通信。
- A detectable impulse (voltage, current, magnetic field, or light impulse) by which information is com municated through an electronic or optical means, or over wire, cable, microwave, or laser beams. 一種可檢測的脈衝(電壓、電流、磁場或光脈衝),用以通過電或光纖設備,或經過電線、電纜、微波或激光束進行信息通信。
- RFI or EMI can be caused by sources such as TV or radio broadcast signals or it can be caused by impulse sources, as in the case of high voltage arcing (see Figure 3-5). RFI和EMI可能由諸如電視或無線電廣播等信號源引起,也可能由脈衝信號源引起,就象高壓電弧的情況那樣(見圖3-5)。
- I groped for the light switch in the dark room. 我在黑暗的房間里摸索著找電燈開關。
- The portrait shows fine effects of light and shade. 這幅肖像畫的濃淡色調錶現得很好。
- A red light is usually a signal of danger. 紅燈通常是危險的信號。
- Rated lighting impulse withstand voltage 雷電衝擊耐壓
- Now I begin to see light on their good intentions. 現在我對他們的良好動機開始有所領會了。
- The bright light of the car dazzled me. 這汽車的燈光使我目眩。
- Rated lighting impulse withstand voltage(peak) 額定雷電衝擊耐受電壓(峰值)
- He turned off the dash light and drove on. 他關掉儀錶板上的燈,繼續驅車前進。
- The light was diffused by the leaves. 樹葉使光線漫射。
- I grope for the light switch in the dark room. 我在黑洞洞的屋裡摸索著尋找電燈開關。
- The light bulb in the kitchen burnt out. 廚房裡的電燈泡燒壞了。
- A strong light impinged on his eyes. 一道強烈的光刺著他的眼睛。
- He can see a glimmer of light through the curtain. 他能透過窗帘看到一絲微光。
- She runs up the stairs with a light graceful step. 她以輕快優雅的步子奔上樓去。