雷聲似的 的英文怎麼說

中文拼音 [léishēngsìde]
雷聲似的 英文
thundery
  • 雷 : 1. （雲層放電時發出的響聲） thunder 2. （軍事上用的爆炸武器） mine 3. （姓氏） a surname
  • 的 : 4次方是 The fourth power of 2 is direction
  • 雷聲 : thunderclap; thunder
  1. The thunder of the guns gradually ceased, the mortars were silent.

    雷似的槍炮聲爆炸聲慢慢地停了，臼炮沉默了。
  2. Two countries, guatemala and surinam were declared mine - free. but armed groups in at least ten countries used mines or similar devices in the past year

    兩個國家，瓜地馬拉和蘇里南聲稱他們沒有地雷。但是武裝組織在過去至少10個國家內使用了地雷或是相似的裝置。
  3. Nothing interrupted the stillness of the scene but the noise of the balls, which, whenever they were rolled, echoed along the mountain like rumbling peals of thunder.

    只有球聲不時打破眼前的寂靜，每逢這些球滾動的時候，山中就會發出雷鳴似的隆隆的回聲。
  4. This echo-location in bats is often compared with radar, the principle of which is similar.

    人們常把蝙蝠的這種回聲定位與雷達相比較，因為它們的原理是相似的。
  5. We modulate the amplitude of the continuous single tune jamming by noise and produce the continuous noise - modulated jamming. this kind of jamming is effective to pc radar including linear frequency - modulated radar and bi - phase coded radar

    在對單頻正弦波進行噪聲調幅后形成的噪聲調幅干擾對線性調頻雷達和二相編碼雷達都是有效干擾，其干擾特性和射頻噪聲干擾類似。
  6. Thunder rumbled overhead, though the sky was cloudless and blue. ryel, making his presence known, armon thought, as though the vast black shadow advancing toward lesslyn were not enough

    空中傳來轟隆隆的雷聲，盡管碧空萬里無雲。艾蒙想，雷爾就這樣明目張膽，好像這么巨大的暗影朝著勒斯林城移動還不夠似的。
  7. And at this moment there was a tremendous peal of thunder, while the livid lightning illumined the room, and the thunder, rolling away in the distance, seemed to withdraw unwillingly from the cursed abode

    正當這個時候，他們聽到了一連串轟隆隆的雷聲，銀白色的閃電照亮了房間，然後，那雷聲漸漸地遠去了，似乎有點不情願離開這該詛咒的房子似的。
  8. The carriage rolled with a thundering noise over the pavement, and every one turned to notice the dazzling meteor

    馬車帶著一種雷鳴似的喧鬧聲滾過街道每一個人都轉過頭來注視這顆飛快而過而又耀目的流星。
  9. Some valuable conclusions are summarized by theoretical analysis and simulation experiments : from the side of signal processing, pulse jamming can be deleted by the method of time - domain sliding window accumulation and can be restored by interpolative prediction. ; gauss white nose can be attenuated while jamming disperse point - target by the method of time - frequency analysis in time - frequency domain. ; radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain

    通過大量的理論分析和模擬實驗，得到了一批具有一定價值的結論：從信號處理的角度出發，對于脈沖式干擾，能夠運用時域滑動窗口積累的方法去掉，並且通過預測插值得到較好的恢復；對于高斯白噪聲干擾，在時頻變換域內應用時頻分析方法可減小其對分散點目標的干擾；對于射頻噪聲，通過平均距離頻頻法和頻域陷波的方法可以去掉；從改變合成孔徑雷達系統角度出發，類似雙基地雷達能夠避免各種干擾，對發射信號進行調幅，調相以及改變調頻斜率都是較好的抗干擾方法。
  10. In the third group naryshkin was repeating the tale of the meeting of the austrian council of war, at which, in reply to the stupidity of the austrian general, suvorov crowed like a cock

    納雷什金在第三組中談到蘇沃洛夫曾在奧國軍委會會議中像公雞似的發出尖叫聲，用以回答奧國將軍們說的蠢話。
  11. The main contents of this dissertation are follows : the mathematical model of chaos is discussed deeply from mathematical map, statistical viewpoint for the purpose of analysis and synthesis chaotic signal. the dissertation analysis chaotic signals deeply, mainly about the correlation property ( including auto - correlation and cross correlation ) and lyapunov exponent. the study shows the ideal auto correlation and cross correlation of the chaotic signals by using theoretical derives and computer simulations

    本文首先對混沌信號的數學模型進行了深入的討論，並分別從數學映射、統計學角度對其數學模型進行了全面的研究，特別是全面總結了混沌系統的統計學模型的研究成果，討論並給出了混沌與噪聲的區別與相似之處；雷達信號處理的重要一步是雜波中的信號檢測問題。
  12. Then on one hand, author makes researches of anti - jamming against pulse jamming 、 gauss white noise jamming and radio frequency noise jamming from the side of signal processing. author exercises much signal processing knowledge of time - domain sliding window accumulation 、 wavelet analysis 、 time - frequency analysis and linear prediction and carries out many simulation experiments. on the other hand, author proposes the anti - jamming methods of using a sar similar to double - base radar and modulating the amplitude 、 the phase of emission signal and changing the frequency modulation slope from the side of changing sar system model

    作者首先提出了合成孔徑雷達抗干擾的定義、分類以及評價抗干擾方法好壞的主客觀標準；然後，一方面從信號處理的角度出發對脈沖式干擾、高斯白噪聲干擾以及射頻噪聲干擾進行了抗干擾研究，其中運用了時域滑動窗口積累，小波分析，時頻分析以及線性預測等信號處理知識，做了大量的模擬實驗；另一方面，本文基於改變合成孔徑雷達系統模式提出了利用類似雙基地雷達來抗干擾，以及對發射信號進行調幅、調相以及改變調頻斜率來抗干擾，同樣做了相應的模擬實驗。
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