振幅選擇性 的英文怎麼說

中文拼音 [zhènxuǎnzháixìng]
振幅選擇性 英文
amplitude selectivity
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ名詞1. (布帛、呢絨等的寬度) width of cloth 2. (泛指寬度) width; size 3. (姓氏) a surname Ⅱ量詞(用於布帛、呢絨、圖畫等)
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. At the same tune, the paper analyses and discusses the control projects of the above parts. as for the hardware of the control system, on principle of reliability and considering the badly working condition of the vibratory roller, the paper chooses the special controller sp ecializing in the realm of construction machinery ' s control system in order to insure the reliability of the control system and simplify it. about the control quality of the system, the paper establishes the mathematical modes of the frequency modulation system and the amplitude modulation system, analyses the irrationality of the amplitude modulation project, puts forward to apply proportional - integral - differential controller ( pid controller ) to the traveling system and frequency modulation system

    作為控制系統的方案設計的基礎,本文首先對影響壓實效果的動參數進行了分析;然後針對智能動壓路機的功能要求,將控制系統分為壓實參數的自動和手動控制、行走控制、轉向和蟹行控制以及智能灑水控制等幾個部分,對各部分的控制方案進行了分析對比和論證;在控制系統硬體設計方面,以可靠為原則,考慮到動壓路機的惡劣工況,了專用於工程機械控制領域的專用控制器,使系統的硬體設計得以可靠保障和簡化;針對控制系統控製品質問題,建立了調頻和調系統的控制模型,對調系統的控制不合理進行了分析,提出採用pid控制器對行走和調頻系統進行校正;在軟體設計方面,對各個控制部分進行了軟體編程流程圖設計。
  2. By simulating mathematically on frequency and on space, we can find the average speed of space field and the average speed of frequency field that is weighted by amplitude, and analyse their relation, and analyse the meaning of space speed variance x and frequency speed variance v. in the fourth part, how to ensure the height of cloud is introduced, and basing on the theory of wind field continuity, the height updating quality controlling is introduced. in the fifth part, the system of cloud wind is introduced, we tracked cloud - motion of consecutive satellite images with one - minute interval by the 1 - d fourier analysis technique and the two - dim fourier analysis technique and the fft analysis technique, and dispose them with quality controlling. in the sixth part, we summarized our research and put up with shortages of this article

    模擬模塊內各點的速度線變化時,得到空間域平均速度以及頻率域以為權重的平均速度,分析了空間域平均速度和頻率域以為權重的平均速度的關系,並揭示空間域的平均速度的標準差_ x和頻率域的為權重的平均速度的標準差_ v的意義,以及它們之間的關系;第四章介紹了雲跡風系統的高度指定以及風矢高度的劃分,並根據風場連續原理,介紹了高度調整法的質量控制;第五章介紹導風系統的流程,了三個時刻的ir雲圖,分別用一維傅立葉相位法、二維傅立葉相位法和快速傅立葉演算法計算一個風場個例,並對所得風場進行質量控制,並給出風場圖;第六章進行研究總結,指出不足和有待于進一步研究之處。
  3. It is well known that end - plate connections have definite flexibility, which can increase damp, prolong period, and decease swing of structure. so it can reduce the damage, and is one of the best choices for resisting earthquake

    端板連接是一種具有一定柔的連接形式,當框架結構採用這種節點時,可以增加結構的阻尼,延長結構自周期,減小震,從而降低震害,是抗震的理想之一。
  4. Abstract : seismic facies of jurassic system on east fukang slope in junggar basin are divided and named mainly based on the reliable internal reflection texture and external shape of the seismic sequence unit

    文摘:對準噶爾盆地阜東斜坡區侏羅系地層進行了研究,了可信度較高的地震反射內部結構和外部形態,輔助地震反射、連續等參數,對地震相進行了劃分命名。
  5. Meanwhile, there is a kind of constraint, only the frequency constraint. the optimization design is computed to increase the first mode frequency. as the results, the first mode frequency is increased and the amplitude of the arm frame is cut down

    比值較大的結構參數為設計變量,以一階頻率為能約束,進行了旨在提高一階固有頻率的優化設計,提高了泵車的一階固有頻率,使一階固有頻率盡可能高於油缸沖擊載荷的頻率,從而減小泵車臂架系統的度。
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