butterfly structure 中文意思是什麼

butterfly structure 解釋
蝶形組織
  • butterfly : n 1 蝴蝶；蝶式，蝶形。2 〈比喻〉舉止輕浮的人〈尤指輕浮的婦女〉；游手好閑的人。3 【機械工程】蝶形...
  • structure : n. 1. 構造，結構；組織；石理，石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】（直接經驗中顯現的）結構性，整體性；整體結構。adj. -d ,-less adj.
  1. Therefore, based on a thorough study on the theory of technology evolution in triz, ten patterns of evolution are presented and twenty - three paths of evolution are summarized. the evolution process of butterfly valve ' s seal structure is analyzed based on the background of the home - produced butterfly valve ' s technology

    為此，在對triz中技術進化理論進行了深入研究的基礎上，提出了十種進化模式，總結了23條進化路線，並以國內的蝶閥技術現狀為背景，研究了蝶閥密封結構的進化過程，提出了改進方案。
  2. This study deals with butterfly diversity and assessing endangered species in natural reserve of baishuijiang in gansu province. the research includes field investigation, observation at certain time and places, captive breeding in experimental area, capture - recapture etc. the biology of four important butterfly species is studied, especially focusing on the natural population life table, habitats, population structure and mobility of byasa impediens. the population developing trend and key factor that result population decline and fluctuation of troides aeacus and byasa impediens are analysed

    本文在甘肅白水江自然保護區碧峰溝通過野外調查、定點定時觀察、實驗地飼養、標記重捕等方法研究了碧峰溝的蝶類多樣性並進行了局部瀕危評估；研究了四種重要蝶類的生物學特性；對長尾麝鳳蝶的生境、自然種群生命表、種群結構、種群移動性進行了深入研究，並估測了各種種群參數，分析了種群發展趨勢。
  3. The use of the double eccentric structure in the butterfly plate so as to the horizontal valve shaft is lifted a little distance above the pipe central line, and it makes that the area of lower half part butterfly plate is bigger than upper part

    該閥採用雙便心閥板，水平安裝的閥軸在管道中心線上抬高一定距離，使閥板下半部分迎水面積大於上半部。
  4. In chapter 4 we discuss the design of the high speed and high performance vlsi and its imp1ementation, firstly we ana1yze and compare the features and ru1es of al1 kinds of fft algorithm, adopt complex radix 4 butterfly calcu1ation as basic alu, then discuss all kinds of process architectures, the design thoughts, rule, method, technique way, the characteristics of the design are r4 dit algorithm, pingpong ram design method and pipeline structure between stages. we also analyze the limited word length effect and the method to avoid overflow of the fixed points fft process, bring out the expandable platform mode

    第四章主要討論了高速高性能的快速傅立葉變換處理器的設計和實現，首先分析和比較了各種快速傅立葉變換演算法的特性和規律，提出基4蝶算的演算法具有最好的性價比，討論了順序、級聯、并行和陣列的處理結構，闡述了設計高速高性能快速傅立葉變換處理器時的設計原則、設計思路、所採用的技術路線，驗證並測試fft處理器，分析了定點fft處理過程由於有限字長效應所產生的量化誤差的范圍及防溢出控制辦法，提出了可擴展平臺模式。
  5. A new type of metal seal structure with double stub shaft moving disk butterfly valve was presented. the structure, characteristic and work principle of it was studied

    摘要提出了一種金屬硬密封蝶閥新結構雙閥桿蝶板移動式金屬硬密封蝶閥，討論了此閥的結構、工作原理及特點。
  6. 4. analyzing the seal structure of butterfly valve the evolution process of butterfly valve ' s seal structure is analyzed in detail by using the theory of technology evolution. two improved design blueprints are advanced : magnetic field seal butterfly valve and foam plastic butterfly valve, which obtain the ratification of the factory of shijiazhuang valve

    蝶閥密封結構分析應用技術進化理論對蝶閥密封結構的進化進行了分析，並提出了兩種改進設計方案：磁場作用密封蝶閥和泡沫材料蝶板的蝶閥，為蝶閥的密封結構提出了新的工作原理，得到了石家莊閥門一廠的認可。
  7. 3 the butterfly plate adopts the structure without pin, connectivity and sealing are reliable

    蝶板採用無銷結構，連接及密封可靠。
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