width index 中文意思是什麼
width index
解釋
寬度指數-
Crossbreeding of chlamys farreri were performed using the parent scallops from the korea wild population ( k ), china cultured stock ( c ) and the survived individuals in epedimic waters in culture area of china ( cs ). four crosses, k k, k c, k cs and c c, were constructed. the index of growth performance of their progenies such as the length and width of the shell and the individual weight were measured for heterosis study
用來自韓國野生的櫛孔扇貝和中國養殖的櫛孔扇貝以及發病區存活的個體作為親本，構建韓國野生韓國野生、韓國野生中國養殖、韓國野生中國養殖發病區存活個體以及中國養殖中國養殖共四個交配組合，通過對f1代個體殼寬、殼高和體重的測量比較不同群體的生長情況。 -
The theoretical expression of the critical angle is acquired, showing that it rises with the increase of the depth and period of modulation of refractive index. also, it increases as the beam width decreases
從理論上得到了該臨界角的表達式，它隨折射率調制周期、調制深度的增加而增大，且光束越窄臨界值越大。 -
The envelope equation of laser propagating in the plasma channel, and the general expression related the laser spot size with the propagation distance and the width of the plasma channel etc., are derived based on the hamilton - jacobi equation and the refractive index equation
在此基礎上得到了激光在等離子體隧道中傳輸的包絡方程以及光斑半徑與傳輸距離、隧道寬度等初始參量的關系。 -
The empirical research shows that : intraday liquidity increases with the time ; depth index is more valuable than width index ; liquidity is positively correlated with the value of stock price
研究結果表明，中國證券市場日內流動性逐時增加；市場深度指標較之市場寬度指標更有價值；流動性與股價絕對值成正比關系。 -
The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge. the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
基於列車-橋梁時變系統隨機振動分析理論，按照橋上列車脫軌安全系數和司機、旅客舒適度的要求，對鐵路連續鋼桁梁橋橫向剛度限值-橋梁容許極限寬跨比b / l進行了分析，對鐵路連續鋼桁梁橋的設計具有一定的參考作用。 -
The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。 -
Abstract : based on two order approximation of the variation of refraction index produced by self - action while optical pulses are traveling in kerr - medium, the propagation equation has been solved. furthermore, the strict analytical expressions of the amplitude, width and chirp parameter of chirped gaussian pulse, relative to the propagation distance, are deduced. the solitary wave traveling conditions of fundamental mode gaussian pulse have been discussed
文摘:將光脈沖在克爾介質中自作用產生的折射率變化作二階近似，求解所得到的傳播方程，得到啁啾高斯脈沖幅度，脈沖寬度和周啾參數隨傳播距離變化的嚴格解析解，討論了基模高斯脈沖孤波傳播的條件。 -
The results show that the thickness and the width of the electrode, electrode gap and the thickness of upper cladding have different effects on microwave effective index, characteristic and conductor loss. compromising structure must be adopted in practical design to gain perfect performance
結果表明:電極的厚度和寬度、電極間距以及上包層的厚度對微波有效折射率、特徵阻抗和導體損耗的影響是不同的，在實際設計時應當綜合考慮。 -
A deep beam model with spring bearing is given, based on the analysis of middle frame of frame and shear wall structure ground floor, which is sensitivity to floor rigidity. comparing rigid assumption to elastic assumption, shear error of frame is worked out, which is index of floor rigidity. conclusions are drawn that floor rigidity is independent of earthquake intensity and the most effect factor to floor rigidity is floor length to width ratio
以樓板按剛、彈性計算的框架柱的剪力誤差值作為衡量樓板剛性的指標，通過對模型進行理論分析證明以往一些只能通過歸納總結得出而沒有理論支持的結論：樓板的剛性同地震烈度無關；通過對影響樓板剛性的各個因素進行分析比較，得出樓板的長寬比是影響樓板剛性的主要因素，而增加樓板的厚度並不是增加樓板剛性的有效途徑。 -
This paper introduces the half peak width method ( ki index ) which is widely used in the or1d to analyze the permo - carboniferous sample from budate group in geier sag in hailaer basin and northern songliao basin
引入國際通行的半峰寬法（ ki指數法） ，對海拉爾盆地貝爾凹陷布達特群和松遼盆地北部石炭二疊系的樣品進行了分析。 -
The relationships between extinction - ration, half - wave voltage and electrode structure have been analyzed with transfer matrix theory and effective index method. the following conclusions have been made : 1 ). the electrode width can be optimized to get the lowest half - wave voltage of boa - type optical switch
我們設計的集總電極型boa光開關理論3db調制帶寬大於2 . 5ghz ，半波電壓為5v ，消光比大於40db ，對tm模的理論衰減大於45db ，而對te模的損耗小於0 . 15db 。 -
Compared with the case of positive refractive index structural defects, the influence of the interaction between defects on defect modes is stronger, the spectrum - width of defect mode is broader
與正折射率缺陷情形相比較，負折射率缺陷間的相互作用對缺陷模的影響更大，局域模譜線更寬。 -
Calculation of the reliabitity index of the concrete structure based on the maximum crack width
基於最大裂縫寬度計算混凝土結構的可靠度指標 -
Creates and adds a column with the specified key, aligned text, width, and image index to the collection
創建具有指定鍵、對文本、寬度和圖像索引的列並將其添加到集合。 -
Creates a new column header with the specified aligned text, key, width, and image key, and inserts the header into the collection at the specified index
創建具有指定的對文本、鍵、寬度和圖像鍵的新列標題，並將其插入到集合中指定索引處。 -
Creates a new column header with the specified aligned text, key, width, and image index, and inserts the header into the collection at the specified index
創建具有指定的對文本、鍵、寬度和圖像索引的新列標題，並將其插入到集合中指定索引處。 -
In this paper, we computed and found the main parameter for facture of ti : linbo3 waveguide, by the function of ti diffusion profile in linbo3, and the waveguide mode ' s cut - off condition. the parameters include waveguide width : 8 m, titanium film thickness : 50 ~ 60nm, index change : 0. 006, diffusion temperature : 1050 and diffusion time : 9 ~ 10 hours
本文從ti擴散特性和波導導模截止條件入手，計算並確定了製作單模ti linbo _ 3波導的主要參數，如：波導寬8 m ， ti膜厚50 60nm ，擴散溫度1050 ，擴散時間9 10h等。 -
It has been put forward that quality index of geotgrids should be the tensile strength, strain, and strain rate, and the sizes of geogrid " s sample for strain test are suggested ; the tensile strength of geogrid increases with increase of width of test sample, while the strain rate decreases as the pullout rate, length of sample increases, and when the pullout speed is larger, the strain rate varies with the width and length of sample, otherwise, the strain rate has little to do with them. 2
提出了將抗拉強度、延伸率和延伸速率作為土工格柵的質量控制指標，並將士工格柵延伸速率納入某些工程設計參數；建議土工格柵的延伸率測試試樣寬度至少3根，長度至少3節；並發現土工格柵抗拉強度隨寬度增加而遞增，土工格柵延伸率隨拉伸速率、試樣長度增加而減小，當拉伸速率較大時，延伸速率與試樣長度、寬度均有關；反之則基本無關。
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