長寬相等的 的英文怎麼說

中文拼音 [zhǎngkuānxiāngděngde]
長寬相等的 英文
as broad as long
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 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...
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 4次方是 The fourth power of 2 is direction
  • 相等 : equation; equality; equal; be equal to
  1. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學角度、主要應用數學生態學方法探討南方紅豆杉種群數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境互關系) 、不同立地條件下種群優勢度增趨勢、生態位度、生態位似比例、生態位重疊、空間占據能力及種間競爭,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學研究提供參考。
  2. First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled

    首先在推導超聲控線陣換能器聲場指向性基礎上,就各個晶片幾何參數對指向性指標(主瓣度、旁瓣幅度、消除柵瓣) 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場方面影響進行了論述,並在綜合各方面影響基礎上,提出了晶片幾何參數優化設計原則和方法,編寫了設計程序和界面。
  3. My hedge was begun and carry d on, i believe, about fifty yards, when this thought occurr d to me, so i presently stopt short, and for the first beginning i resolv d to enclose a piece of about 150 yards in length, and 100 yards in breadth, which as it would maintain as many as i should have in any reasonable time, so as my flock encreased, i could add more ground to my enclosure

    我開始動手修築籬笆,但直到完成了大約五十碼時,才想到了上面提到問題。於是我立即停工,並決定先圈一塊約一百五十碼,約一百碼地方。這個面積,在當一段時期內,足以容納我能馴養山羊以後羊群增加了,我可以進一步擴大圈地。
  4. Based on the reseaching of lycoris leaf micro - morphology characters by sem scanning, light microscope viewing and using paraffin method in the article, we try to provide the proofs of experiment and the efffective characer indexes to discuss the system and evolution of the lycoris. we find these microscope characers through reseach are as follows : the arrangement type, density and the length of stoma ; the shape and length of the epidermal cells ; the ridge of epidermis ; the transverse shape of leaf ; the number of the vascular bundle ; the style of vessel arrangement of vascular bundle in the middle vein ; the layers of palisade tissue ; the ratio of the thicken of palisade tissue to that of spongy tissue ; the angle number of the middle leaf ; the type of ventilating cavity etc. these characters are different from those of species in lycoris, meanwhile these characters are similar to those of some species in lycoris. so these characters can be used as the character indexes for differentiating species and reseaching systematic evolution of lycoris ; we can divide lycoris into two subgenus by these characteristic indexes : the species of one subgenus are l. aurea ( l " her. ) herb, chinensis traub, l. caldweuii traub, l. anhuiensis y. hsu et q. j. fan, l. longituba y. hsu et q. j. fan ; the species of another subgenu s are l. houdyshelii traub, l. albiflora koidz.,

    研究結果表明:葉表皮氣孔排列方式、度、比,脊明顯與否,葉表皮上顆粒紋飾多少、大小,葉表皮細胞度、比、垂周壁形狀,上部葉柵欄組織細胞層數、葉維管束數、葉中脈導管組成數目,氣腔類型,葉脊部遠軸面角數,葉緣形狀這些特徵在種間存在差異,同時,在有些種之間又有似性;因此,這些特徵既可以作為區分種證據,又是研究石蒜屬植物系統演化性狀指標,根據這些性狀指標,可以將石蒜屬植物大致分為兩個亞屬:一是忽地笑、中國石蒜、短蕊石蒜、安徽石蒜、筒石蒜,二是江蘇石蒜、乳白石蒜、石蒜、玫瑰石蒜、稻草石蒜;在兩個亞屬中其中有些種如忽地笑、筒石蒜、中國石蒜親緣關系則更近些。
  5. Here, fem is applied in the analyses of i ) fiber axial stress and interphase shear stress in fragmentation tests during initially applied strain, ii ) influence of temperature on the stress transfer across the interface, iii ) modulus and thickness of the interphase and their influence on interfacial stress transfer, iv ) interfacial debonding process, and v ) fragment aspect ratio, contact friction along the interface and their influences to the interfacial stress transfer efficiency

    在論文這部分工作中,使用有限元法描述和分析了逐節斷裂試驗中初始應變下纖維軸向應力和界面剪切應力,溫度對界面應力傳遞影響,界面模量和厚度、纖維節比、界面脫粘過程、界面接觸中摩擦效應因素對逐節斷裂試驗中應力傳遞影響。
  6. By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper

    課題中所採用pll或dds pll鎖頻率合成方法充分發揮鎖環良好窄帶跟蹤濾波特性,並結合dds高頻率解析度、高頻率精確度和高速頻率捷變優點,分別實現了系統所要求高質量帶本振源和小步頻率捷變;採用電調諧選頻技術,則大大改善了接收機選擇性和抗干擾能力。
  7. A unit of length equal to either the width or the length of the hand

    一掌,一掌與手掌一種度單位
  8. Continuous - wave optical parametric oscillators ( cw opos ) are an attractive source of coherent radiation in applications for which laser sources are unavailable or for which wide tunablity is needed, cw opos have remarkable features of operating with narrow linewidth and broad tunablity

    連續波光學參量振蕩器( cwopos )可以用來拓激光范圍,有較調諧區域,是一種理想產生干輻射裝置。由於它窄線調諧輸出特性,也被用於光譜學、干光通訊、量子光學領域。
  9. The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields

    本文旨在設計一個中心波為1550 . 12nm 、波間隔為3 . 2nm8 8awg波分復用器,通過綜合考慮鄰波導間最大串擾、插入損耗、通帶度以及各通道損耗均勻指標來設計、優化awg各個結構參數,如輸入、輸出波導和波導陣列中鄰波導間隔,平板波導聚焦度,波導陣列中鄰波導度差
  10. In this article, the fisheries management main dimension, such as length, breadth, depth of ship, was analyzed through that have been chosen for morn than ten fisheries management ships, obtaining calculative formulas that related to main dimention

    摘要選擇十余艘性能優良漁政船,對其船、船、型深主尺度做以分析,得出計算公式。
  11. As broad as long

    長寬相等的
  12. The flag of singapore consists of two equal horizontal sections, red above white

    由上紅下白兩個方形組成,之比為3 2 。
  13. Singapore national flag : is composed by on red under white two equal horizontal rectangles, is long and the wide ratio is 3 : 2

    新加坡國旗:由上紅下白兩個方形組成,之比為3 2 。
  14. The author ? major contributions are as follows. 1. with the performance requirement ( the pattern of the antenna, the rang of scanning angle, the maximal sidelcbe level and the beam ~ vidth ) givcn, a method is presented to determine the basic parameters of a serpentine feed, which includes the distance and ~ vaveguide length bet ~ veeii t ~ vo couplers, the size of the arrays and the number of components

    根據天線工作頻帶、掃描范圍、副瓣電平、半功率技術指標要求,給出了確定波導慢波線基本結構尺寸計算公式,即對鄰單元之間空間距離、耦合器之間饋線波導度、陣列大小和單元數計算。
  15. The spectral calibration of the small spectrometer has been completed and resolution, wavelength precision and bandwidth of it are all determined

    進行光譜測量實驗,完成了光譜儀光譜標定及解析度、波精度和帶性能指標測定。
  16. In this paper, a new theoretical model is established for optical fiber pumped by broadband laser. using the new model, we have analyzed the influence of longitudinal - mode number, bandwidth and line - width of pumping source on sbs reflectivity, and pointed out the monochromaticity of pumping laser has obvious affect on optical fiber conjugator

    成功解釋了激光線、縱模間隔與數目對光纖中sbs過程影響,並通過數值計算分析了sbs閾值、反射率、對穩定性、保真度性能參數隨著注入激光能量、脈以及光纖度、芯徑變化趨勢。
  17. When selecting gratings, you must choose a wavelength range with a width equal to the spectral range entry in the spectrometer grating selection chart

    當選擇光柵是,您必須選擇與光譜儀光柵選擇圖表中光譜覆蓋范圍條目里范圍。
  18. At the same time, the program corresponding to the proposed method is compiled in fortran90, which is used to analyze the influence of several factors on behaviour of barrettes, including ratio of length to width, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer etc. many useful conclusions are obtained from the above analyse

    該方法考慮了壁板樁樁身橫截面非軸對稱性,並用fortran語言編制了程序,進而分析了多種因素對壁板樁承載特性影響,包括比、樁徑比、樁土剛度比、泊松比以及有限壓縮層深度
  19. At the same time, the corresponding programs on the above two methods can be compiled in frotran90 respectively, which are used to analyze the influence of several factors on behaviour of barrette pile group and barrette pile group - soil - cap interaction, including collocation of pile, ratio of length to width, pile spacing, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer, the number of piles etc. lastly a series of model tests on vertically - loaded bahaviour of single pile are made, tests results are analyzed, and the causes of tests failure are preliminarily discussed in this paper

    分析了群樁布置形式、比、樁與樁之間對距離,樁徑比、樁土剛度比、泊松比、有限壓縮層深度以及群樁根數因素對壁板樁群樁和壁板樁群樁?土?承臺互共同作用問題影響。論文最後做了一組壁板樁和圓形樁單樁模型試驗,對試驗數據進行了分析,並對試驗中存在問題進行了初步探討。
  20. The highest safety strength of private key per bit in the public - key cryptography systems is the elliptic curve cryptography at present. under similar secure conditions, the ecc has the advantages such as : less computation amounts, shorter length of private key, smaller storing and bandwidth. moreover, it has been declared as standard documents adopted by many international standard institutions and regarded as the most universally used public key system

    橢圓曲線密碼體制是目前公鑰體制中每比特密鑰安全強度最高一種密碼體制,在同安全強度條件下,橢圓曲線密碼體制具有較短密鑰度,較少計算量、存儲量、帶優點,而且橢圓曲線密碼體制已經被許多國際標準化機構作為標準化文件向全球頒布,被認為是下一代最通用公鑰密碼系統。
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