間隔基 的英文怎麼說

中文拼音 [jiān]
間隔基 英文
space group
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : partitionseparate
  • 間隔 : interval; space; spacing; blanking; blank; region; distance; gap; intermission
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受隙參數-可超車車頭時距和可回車車頭時距的臨界隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時統計,為雙車道公路的服務水平量化研究奠定礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的礎上,獲得了該體制引信差頻信號中,距離信息的存在形式和特點,得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論,即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論,結合無線電引信的具體特徵,提出了適用於無線電引信的頻率捷變序列的選擇原則,並構造了於rs碼的寬頻率捷變序列族。
  3. Examination shows that the heart of andrias davidianus have three chamers - two atria and one ventride, the atria on the left of midline, the ventricle on the right of midline, and the atria are divided into two cavities by septum interatriale. there are four valvula semilunaris in conus arteriosus, but no spiral valve in conus arteriosus. the coronary artery is made by arterica carotis externa branches

    研究結果表明,中國大鯢循環系統解剖學特點為: 1 .心臟:心房心室為左右排列,兩心房前後排列,共有4對動脈弓,其中第二、三對動脈弓匯合成一條背主動脈;動脈圓錐部與心室相接處有4個瓣膜,動脈圓錐內沒有螺旋瓣,動脈圓錐與腹側主動脈干之有3個半月瓣;房有穿孔;冠狀動脈由頸外動脈的分支匯合而成。
  4. Then following reality constituent of engine and connecting component interface, a nonlinear signal cylinder engine model has been created, though fire interval and fire order, a control - oriented four cylinders engine is build. following dynamometer is seen as load, performance of engine is simulated and researched under the condition of constant torque and speed, validation of the math and simulation model have been confirmed by comparison result between simulation with test result of engine performance simulation software dyno

    按照發動機的實際組成,根據各部件的介面類型連接模型庫中的部件,建立了單缸發動機非線性模型,在此礎上,依據發動機實際發火和順序,建立了面向控制的四缸汽油機模型,並以測功器為負載,通過恆轉矩和恆轉速方式進行了發動機性能模擬和研究,模擬結果和發動機動力性能模擬軟體dyno測試結果的對比驗證了數學模型和模擬模型的正確性。
  5. Lastly, we change the unequal time distance wheel speed to equal time distance wheel speed. according to the model of torsional vibrations, we introduce the spectral estimation method to design tpms. when the tirepressure is leaking, the peakvalue of the periodogram of the wheel speed will move to the real axis

    4 .利用核函數,提出了於epanechnikov核函數的插值方法將採得的不等的輪速信號轉換成等的輪速信號。利用輪胎滾動方向的振動性質提出了譜估計法。
  6. But it is not the same with surd or the alternation of sonant and surd. on the base of the acoustics, a whole linear time - varying discrete speech produce model is established through anatomising the factors including track, driving source and lip eradiation the mechanism of speech in this paper, and we draw a conclusion that the time between glottal closure is pitch period

    本文從聲學理論出發,剖析了語音產生的機理,綜合考慮聲道、激勵源和嘴唇輻射三方面的因素,建立了一個完整的、線性的和時變的語音產生的離散系統模型,得出兩次聲門閉合事件之的時就是音周期的結論。
  7. The nucleotide acids in both conserved sequences are mutative, even the length of the spacer is variable, and they both brought troubles in determining escherichia coli promoter with computer

    由於保守序列中的堿是可變的,而且的長度也是可變,這給大腸桿菌啟動子的計算機識別帶來了難度。
  8. Combining the basic laws of psychophysics and signal detection theory, we use two - alternative forced - choice ( 2afc ) to study the threshold change of human electric sense under different noise levels

    在心理物理實驗中,結合心理物理學和信號檢測論的本原理,採用了二的強迫選擇法( 2afc )作為實驗方法,研究不同噪聲量級情況下人體電感覺閾值的變化。
  9. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    片集成波導的本概念是利用片的上下金屬板和兩排一定距離的金屬孔構成波導的金屬壁,由於每排金屬孔孔距遠小於波長,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形波導,所以能夠用矩形普通波導實現的結構也都可以用片集成波導來實現,比如功分器、濾波器、天線、耦合器、振蕩器等。
  10. Whereas in the spacer region between the 25s and 18s genes there are at least 17 hha1 sites.

    可是在25s和18s因之區至少有17個Hhal切點。
  11. The basic microscope consists of an electron source and an assembly of magnetic lenses arranged in a vertical column that is evacuated to about 10 torr or better

    本的顯微鏡包括一個電子源和一塊以垂直的柱形排列的磁性透鏡集成板,板上排列的為10托或更好。
  12. The c - phycocyanin ( cpc ) operon of blue - green alga ( or cyanobacteria ) arthrospira platensis fachb341 was cloned, sequenced and characterized by using chromoseme walking method. the sequence includes cpcb gene ( 519 bp ), cpca gene ( 489 bp ), cpch gene ( 357 bp ), and upstream sequence of cpcb ( 427 bp ) and upstream sequence of cpch genes ( 184 bp ), 111 bp of phycocyanin intergenetic spacer ( pc - igs ). upstream sequence of cpcb gene was ligated into promoter - probe vector pegfp - 1 and transformed into three systems : e. coli, synechocystis pcc 6803 and a. platensis fachb341 by supersonic and electrophoresis methods

    根據genbank中報道的節旋藻藻藍蛋白因序列設計引物,首先克隆了鈍頂節旋藻( arthrospiraplatensisfachb341 )藻藍蛋白操縱子中亞因、亞因部分序列及二者之區序列( pc - igs )並進行序列測定,然後根據此測序結果設計引物,通過染色體步移法克隆得到藻藍蛋白操縱子長度為2086bp的因片段,其中包括藻藍蛋白亞因( cpcb , 519bp ) ,亞因( cpca , 489bp ) ,連接蛋白h因( cpch , 357bp ) ,亞因上游啟動子序列( 427bp )以及各因之區( pc - igs , 111bp ; cpch與cpca區, 184bp ) 。
  13. Using the logarithm graph, multi - varieties production batch problem is resolved. the production scheduling is realized with heuristic traverse algorithm. at last, the strategies, which include disassembling task, shorting interval of the working procedure, overlapping working procedure, deferring the back working procedure etc., are brought forward to deal with the order ' s inserting, postponement, freezing and doing again on carrying out the production plan

    3 )分析了企業職能信息系統的集成性和各部門的協調性,研究車生產計劃的制訂過程,以模糊多屬性折衷式模型實現了工藝路線的決策,採用對數坐標圖表法,解決了多品種生產批量問題,用於啟發式的遍歷演算法實現了生產工單的排產,最後提出了任務分解、縮短工序,相鄰工序時疊加,延遲后續工序等控制策略處理計劃執行過程中工單的插單、延期、掛停與返工等特殊問題。
  14. System panel back and side panels, booth number plate, distributed materials such as posters, badges, etc

    系統礎壁板背板中段展號碼牌宣傳畫胸牌等散發物
  15. ( 7 ) the effects of crown ethers and soft units on polymers properties were sophisticated

    門)冠醚環和柔性間隔基對聚合物的熱力學性能和液晶性能的影響是復雜的。
  16. ( 5 ) the polymerization manner were practicable because the molecular weight of polymers determined by gpc were above 10000

    ( 5 )通過gpc測得的含柔性間隔基聚合物的分子量在10000以上,說明聚合方法是可行的。
  17. Glass transition temperatures decreased with the length of soft units increasing, however, the effects of soft units were random

    隨柔性間隔基k度的增加,玻璃化轉變溫度卜降,但柔性間隔基對熔點的影響是無規律的。
  18. Based on the liquid crystal polymer theory, two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group. an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group. mixture was made of the additive and liquid crystalline polymer, which structure was identified by ftit, " ii nmr, dsc and pom

    本論文根據液晶分子結構理論,選擇聯苯作為介晶元的剛性核、柔性的六亞甲脂肪鏈為柔性間隔基,與丙烯酸反應,合成了兩種丙烯酸酯型聚合物;以拆分的l ( - ) 2 -辛醇為手性團合成了一種液晶手性添加劑,並將所合成的手性添加劑與液晶聚合物共混,採用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段對合成的化合物、共混物進行了表徵。
  19. The interval base concept lattice can be used to discover tiniesequencing association rules, which is useful in prediction

    間隔基準概念格上可以提取出時序關聯規則,這對于預測是非常有用的。
  20. To handle the timesequenceing between iii transactions, we define interval base concept lattice as an extension to classical concept lattice

    為了對事務數據庫中不同事務之的時序關系進行處理,我們定義了間隔基準概念格作為對經典概念格的一種擴展。
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