over-all amplitude 中文意思是什麼

over-all amplitude 解釋
通頻幅值
  • over : adv 1 在上，在高處；從上向下；突出，倚靠；越過。 jump over 跳過。 climb over 爬過。2 在那邊，向那...
  • all : adj 1 所有的，全部的，整個的，一切的。2 非常的，極度的，盡可能的。3 〈口語〉用盡，用完。n pron 全...
  • amplitude : n. 1. 廣闊，廣大。2. 豐富，充足。3. （思想的）廣度。4. （天體出沒時偏離正東或正西的）角度距離。5. 【物，電】振幅。
  1. A tsunami that enters the south china sea through the luzon strait would lose energy and weaken when passing over the shallow water over the continental shelf. since automatic tide gauges were installed in hong kong in the early 1950s, the hong kong observatory has detected tsunamis on four occasions, caused respectively by an earthquake in kamchatka in 1952, an earthquake in chile in 1960, another earthquake in chile in 1985 and an earthquake in luzon strait in 1988. the amplitude of the tsunami recorded in hong kong was less than 0. 5 metre in all these events

    自一九五零年代初香港安裝了自動潮汐監測站以來，香港天文臺共錄得四次海嘯，引發這些海嘯的地震分別為一九五二年發生在堪察加的一個地震、一九六零年發生在智利的一個地震、一九八五年發生在智利的另一個地震及一九八八年發生在呂宋海峽的一個地震，這四次海嘯在香港所引起的水位異常都少於0
  2. 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。
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