operating frequency range 中文意思是什麼
operating frequency range
解釋
工作頻率范圍-
The chip is mainly applied to the portable electronic products with the following features : 2. 7v to 5. 5v input voltage range ; the 1mhz fixed frequency ; - 40 to + 85 operating temperature ; two digital inputs control on / off and select amongst three levels of brightness ; thermal shutdown and under voltage shutdown protection, low 0. 1 a shutdown current ; soft - start limits inrush current
該晶元主要應用於便攜式電子產品，其輸入電壓范圍為2 . 7 5 . 5v ，工作頻率為固定的1mhz ，可大幅度降低輸入紋波和emi輻射，工作溫度范圍為- 40 + 85 ，可使用外部使能控制信號調節led亮度及控制晶元關斷與否，具有過溫保護和輸入欠壓關斷保護功能，完全關斷模式下關斷電流可低至0 . 1 a ，具有軟啟動功能以限制啟動時的浪涌電流。 -
High frequencyvery high frequencyultra high frequency ( hfvhfuhf ) communication equipment this includes the radio transmitters and receivers operating on various frequencies used for both long - range and short - range airground communications with aircraft
這類儀器包括無線電發射器和接收器，可在不同頻道與航機作長程和短程的地對空通訊。 -
The serpentine feed is the core of a frequency scanning antenna feed system, which produce proper amplitude and phase distribution for the antenna arrays. most of all, it make the beam scanning over a large angle range by means of changing operating frequency
它為天線陣提供要求的幅度、相位分佈，更為重要的是當頻率發生少許變化時使線源的等相位面產生顯著的傾斜，完成波束在空間掃描。 -
The operating frequency, acceptance range and other essential parameters are confirmed. the high frequency array is designed
其次，進行了高頻基陣設計，確定了基陣的各基本參數。 -
Operating frequency range
工作頻率范圍 -
First several kinds of implementation of si - micromachined transmission line have been investigated. with different fabricating process, each transmission line has its different structure, and the insertion loss and operating frequency range are different. then we determined our objective
在大量文獻調研的基礎上，對硅襯底上制備微波傳輸線的方法進行了全面分析和總結，結合現有儀器設備和加工技術條件，確定研究目標。 -
Signalling on low - voltage electrical installations in the frequency range 3 khz to 148. 5 khz - immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 khz to 95 khz and intended for use by electricity suppliers and distributors
頻率范圍由3khz至148 . 5khz的低壓電氣設備的信號傳輸.在3khz至95khz頻率范圍內操作和由電力操作的主要通訊設備和系統的抗干擾電源和配電器的要求 -
Signalling on low - voltage electrical installations in the frequency range 3 khz to 148, 5 khz - part 2 - 3 : immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 khz to 95 khz and intended for use by electricity suppliers and distributors
頻率范圍由3khz至148 . 5khz的低壓電氣設備的信號傳輸.第2 - 3部分:電源和配電器使用的工作頻率為3khz至95khz的主要通訊設備和系統的抗擾度要求 -
Simulation of computer and dynamic experiments show : the sofpss has such characteristics as small overshoot, fast response speed, avoidable micro - amplitude oscillation and is not sensitive to changes of operating modes and external disturbances. the sofpss can effectively damp low - frequency oscillation in a large range and takes on strong adaptability
計算機模擬和動模實驗結果表明： sofpss超調小、響應速度快，且避免了微幅振蕩；對運行狀態的變化以及外界干擾不敏感，能夠在較大的運行范圍內有效地抑制振蕩，適應能力較強。
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