相當寬度 的英文怎麼說

中文拼音 [xiāngdāngkuān]
相當寬度 英文
equivalent width
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 當Ⅰ形容詞(相稱) equal Ⅱ動詞1 (擔任; 充當) work as; serve as; be 2 (承當; 承受) bear; accept...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 相當 : 1 (兩方面差不多; 配得上或能夠相抵) match; balance; correspond to; be equivalent to; be equal to...
  1. Ranging from 100 to 200 microns across, the width of several human hairs, these microscopic fossils are surprisingly complex and constitute almost a textbook example of a bilaterian, including the three major tissue layers ( the endoderm, mesoderm and ectoderm familiar from high school biology texts ), the presence of a gut with a mouth and anus, and paired coeloms ( body cavities ) surrounding the gut

    這些微化石的大小為100 ~ 200微米,于幾根頭發的, ?們看起來出奇復雜,而且簡直就像兩側對稱動物的教科書般,展示了各種特徵:包括三個主要的組織層(內胚層、中胚層及外胚層,都是中學生物課本中熟悉的名詞) ,前後連介面部與肛門的腸腔,腸腔外還圍繞著成對的體腔。
  2. This significant amount of data bandwidth requires a highly tuned database and platform

    這一大的數據帶需要高調優數據庫和平臺。
  3. Our treatment shows in the raman effect case, mnls solitons, the same as nls solitons, keeps its energy, initial center and initial phase unchanged. however, the raman effect, not the same as nls solitons. reduces its amplitude, widens its width and under the same conditions, the self - frequency shift of mnls soltions is closer to the result of numerical simulation. in the raman effect together with frequency filters case, mnls solitons, the same as nls solitons, keeps initial center and initial phase unchanged and bandwidth - limited frequency filters can make the mean frequency of mnls soltion stand a steady value at the red side of the initial mean frequency, i. e. suppress the self - frequency shift of mnls soltions. and that, the other physical parameters of mnls soltion last stand a steady value. however under the same conditions, the steady value of the mean frequency of mnls soltions is closer to the initial mean frequency and the result of numerical simulation

    有所不同的是, raman效應雖然不改變孤子能量,但會引起孤子峰值的下降和,且在同一條件下, mnls孤子微擾理論得到的自頻移比nls孤子微擾理論得到的更接近直接數值計算結果。有限帶的頻率濾波也不引起mnls孤子初始中心、初始位的改變,選取適的頻率濾波器參數值能使孤子的平均頻率穩定在初始平均頻率的紅側一穩定值,抑制了自頻移,而且孤子的各物理量最後都穩定在一穩定值,這些與nls孤子微擾理論都是類似的。有所不同的是,為飛秒量級下, mnls孤子平均頻率的穩定值更接近初始平均頻率,更接近數值計算結果。
  4. In the second chapter, the fluid mechanics principle of vortex flowmeter at first was introduced. the classical theory about vortex flowmeter and the method of computational fluid dynamics about flow around body were expanded on, and the model of the single bluff body and the dual bluff body vortex flowmeter were constructed. and then, fvm - finite volume method - analysis software fluent was applied to analyze the flow phenomenon of flow over single bluff body or dual bluff body

    然後通過大量實驗和理論分析給出雙鈍體渦街流量計的設計準則:管徑為d ,鈍體形狀為三角形,則鈍體設計參數為:銳邊= 0 . 26d ,高= 0 . 34d ,鈍體之間的距離= 1 . 2d (即兩鈍體等且鈍體距離等於單鈍體兩列旋渦之間的距離) 。
  5. Analyses show that, when the ratio of the two branches ' discharge widths is coordinated with the resistance ratio of the two branches, the project reach has the least resistance, that the discharge capacity is the largest and that its influence on the project reach is less after the finishing of the project

    通過分析,兩汊泄流之比與汊道兩汊阻力比協調時,樞紐河段的阻力最小,其泄洪能力達最大,且樞紐建成后對樞紐河段的影響也較小。
  6. When the source frequency is low ( lower than 2khz ) and the widths of fractures are approximate, the difference of the snapshots and waveforms between different fracture models is not obvious

    6 、聲源主頻較低( 2khz )時,若裂縫差不是很大,波場圖和波形圖差別不明顯。
  7. The chest is rather deep, of moderate breadth, with reasonable spring of rib

    胸部宜縱深,,肋骨韌
  8. Modified by removing sides of pins equally to produce width. flats on each pin must be parallel to respective wrench arm

    可以通過拆卸插腳的兩側來改進,效果于改變。每個插腳的平面必須平行於各自的扳手叉臂。
  9. The results show that the pining field increases with the increasing of the thickness of the cell boundary phase and decrease with the further increasing of the thickness of the cell boundary phase. then high pinning field can be obtained with the appropriate thickness of the cell boundary phase

    計算結果表明,隨著胞壁的增加,薄膜的釘扎場先增加后降低,這說明胞壁與疇壁時才會獲得較大的釘扎。
  10. Muzzle fairly broad, well padded, blunt and square when viewed from all sides

    口吻闊,充實,短鈍並且無論從哪個角看呈方型。
  11. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密.計算結果表明,在廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導
  12. For the laminate which contains a crack, the suggested patch shape is rectangle, the patch thickness is equal to the parent laminate and the patch stacking sequence is the same as the parent laminate. because the length and the width of the patch have the fewer influence on the repair effect, the patch has the least weight on the basis of enough edge distance, end distance and space having been promised

    ?對于含裂紋復合材料層壓板,長方形補片的長對修補效果沒有非常明顯的影響,因此在保證連接邊距、間距和端距的條件下,補片大小的選擇應該以節省重量為原則;而補片的鋪排順序與母板同、對厚為100時能夠獲得比較好的修補效果。
  13. The company also manufacturers the sound transmitting - type new emkeco series, which has succeeded in cutting transmission losses to a minimal level equivalent to sarannet in the 20hz 20khz zone. together with the eseco screen, this series is enjoying a favorable response from high - end users

    音響穿透型的最新emkeco系列的頻率達到20hz20khz頻,成功將穿透損失降低到最小程與莎綸網,和es環保屏幕一起受到了hi - end音響用戶的好評。
  14. These are the right moves, but i would like to press on with further recommendations on behalf of the accounting profession. from the budget s comprehensive review of profits tax, we appreciate that the government has already provided considerable tax reliefs in profits tax, but there is still a strong expectation

    雖然我們從預算案的利得稅檢討報告中,理解到政府認為現時對虧損的稅務免已是優厚,但業界仍然是有強烈的期望,希望曾司長再考慮實施集團稅務免或容許將虧損的稅務免結轉,追溯到對上的兩個評稅年內所賺取的利潤。
  15. A way to avoiding crack or reducing crack width of concrete or reducing distortion of member is using prestressed concrete. the writer tried to make full use of the merit of the prestressed concrete and designed prestressed concrete mandril to control crack of structure. the prestressed concrete mandril, which was firstly applied high pressure on a small concrete bar, and then was made in concrete, so it would act as reinforced bar and resist load. in this thesis the writer designed 24 mmnbers and had experimental study of them, reached the conclusion that the effect of resisting crack of the prestressed concrete mandril was good when the load was not large, it can enhance the capacity of resisting crack and reduce the crack distance and crack width, but when the loads was large, the effect of resisting crack was not good, when we used the prestressed concrete mandril and reinforced bar together in member, the effect of resisting crack was very good. the writer analysed the adherence mechanism and wreck mechanism of the prestressed concrete mandril in anxial tension members, and according to the character of the prestressed concrete mandril, the writer constructed the bond model of it. then the writer introduced the analysis theory of crack including the bond - slip theory, the non - slip theory, the synthesis theory and mathematics stat method. the different theory had different theory base, they considered that the primary affection of crack width was different. in this test, the crack distance and crack width of members which placed reinforced bar were match to the compute value of the code gb 50010 - 2002 very well. to the members which

    本文共進行了24根試件的試驗研究,得出了預應力混凝土芯棒能較大地提高構件抗裂承載力,在荷載小於預應力混凝土芯棒的開裂荷載時有較好的抗裂效果,能較大地減小裂縫間距和裂縫,但是荷載較大預應力混凝土芯棒開裂時預應力混凝土芯棒的抗裂效果不是很好,若將普通鋼筋和預應力混凝土芯棒一起使用時則有很好的抗裂效果。本文分析了預應力混凝土芯棒在軸拉試件中的粘結機理和破壞機理,根據預應力混凝土芯棒本身的特點,提出了預應力混凝土芯棒與后澆混凝土之間的粘結模型。然後本文詳細介紹了經典的裂縫分析理論粘結滑移理論、無滑移理論、綜合理論和數理統計方法,各理論有著各自不同的理論基礎,認為影響裂縫的主要影響因素也各不同。
  16. The controlled object hyvp ( hydraulic pressure vibration platform ) has the property of big loading pressure and rating power, so it need considerable transmitted and control power, it also has the property of high - level math model, and narrow frequency width in closed - loop, and bad stability. this thesis is based on the hpvs in the “ tiema project ”

    被控對象(液壓振動臺)具有負載壓力和額定功率大的特點,因此要求傳輸和控制的功率要可觀;而且它還具有數學模型階數高、閉環頻帶窄、穩定性差等特點。
  17. In its reform, therefore, we can begin with improving the expense deduction system through scientific measurement, referring to the practice of " standard deduction " and " exemption " for low income people in some de eloped countries and selecting households as the taxation entity, so as to ensure that households with the same income pa their fair share of tax and better follow the principle of equity of taxation

    因此個人所得稅改革可以從規范費用扣除制出發,參照20世紀80年代以來一些發達國家對低收入者採取「標準扣除」 、 「免」的辦法,通過科學測算,健全個人所得稅費用扣除制,選擇以家庭為納稅單位,力爭做到同收入的家庭納各自的稅,更好地體現稅收的公平原則。
  18. When selecting gratings, you must choose a wavelength range with a width equal to the spectral range entry in the spectrometer grating selection chart

    選擇光柵是,您必須選擇與光譜儀光柵選擇圖表中的光譜覆蓋范圍條目里等的波長范圍。
  19. The result demonstrates that the variable phase center of fish antenna is much more steady than the lpda in the main beam

    計算結果表明魚骨天線在主波束的范圍內,其可變位中心的穩定要優于對數周期偶極子天線。
  20. The literary truthfulness manifests itself in divergent dimensions, including objective reality, subjective reality, probable reality, and metaphysical reality

    摘要文學真實性的維泛,可包含客觀之真,也可包含主觀之真;可包含可然之真,也可包含超然之真。
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