進度變化 的英文怎麼說

中文拼音 [jìndùbiànhuà]
進度變化 英文
schedule variance
  • 進 : 進構詞成分。
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 進度 : 1. （工作進行的速度） rate of progress; rate of advance 2. （工作進行的計劃） planned speed; schedule
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  2. Cyclic pressing is a new kind of densification processing, which is introduced to densify as - deposited ring of al - 20 % si / sicp. this paper includes the densification result and rule of this technics. the research shows that this technics can be successfully used to densify spray - forming porous material and can be availably adopted to improve mechanical performance and microstructure. this technics is characterized by simple equipment 、 small expense and flexible process, and these characters will make it come true to producing spray - deposited rings less costly

    本文採用一種新型緻密化工藝?楔壓工藝?對噴射沉積al - 20 % si / sicp大環進行了緻密化加工，採用密度硬度分佈、抗拉強度變化和檢測顯微組織變化的實驗研究方法對其緻密化效果及該工藝規律進行了研究，通過研究表明了楔壓工藝可以成功地用來緻密化噴射沉積多孔材料，該工藝有效地提高了噴射沉積大環件的緻密度和抗拉強度並改善了組織。
  3. On the basis of the others, according to the constructional feature of the constitution of the composed soil nails, the computation mode of the he strut frame made of composed soil nails was set up to analyze the distortion of the he strut frame made of composed soil nails when it is stressed. with the engineering data, the strut frame made of composed soil nails is analyzed with the program ababqus, and the effects of the distortion characters, the property of the deposition of the ground, the mechanical property of the soil nails, the variation of the length and the separation of the soil nails, and the diametric of the mixing piles on the strut frame made of composed soil nails, and the distortion property of the strut frame made of composed soil nails under different ground conditions

    在總結前人的研究成果下，針對復合土釘墻構造的特點，建立了模擬復合土釘墻受力變形的計算模型，並結合工程實測資料，運用大型通用有限元程序ababqus對復合土釘墻進行了有限元分析，詳細討論了復合土釘支護結構開挖過程中的變形特性、地面沉降性狀、土釘受力性狀；土釘長度變化、土釘間距變化、攪拌樁樁徑變化對復合土釘支護結構的影響；復合土釘支護結構在不同地基條件下的變形特性。
  4. Moreover, aiming at the location of inclined license plate, we have proposed the algorithm based on gray changing characteristic and orientation field. in this section, we discussed in detail the application of mathematical morphology operator in rough locating objective region and introduced the theory and realization method of orientation field. then we used it to detect inclined angel of objective region, finally we can precisely locate and emendate the inclined license plate based on detection result, and so we provided the favorable foundation for segmenting character

    此外針對傾斜車牌區域的定位分割問題，提出了基於灰度變化特性和方向場計算的定位演算法，其中詳細討論了數學形態學運算元在目標區域粗定位中的應用，重點介紹了方向場計算理論和實現方法，並將其應用於目標區域傾斜角度的檢測，根據檢測得到的結果進行了傾斜車牌區域的準確定位和校正，為后續的字元分割打下良好的基礎。
  5. The stress state in the stainless steel pipe - titanium alloy pipe - nitinb shape memory alloy connector system is analyzed by using the theory of solid mechanics and the recovery rules of nitinb shape memory alloy with constrains on the basis of analysis of the structure of the connector system and the all steps in the preparation and the service. a mathematical model for the strength was proposed. the temperature dependence of connecting force and the maximal stress intensity in the pipe connector in the process of preparation and service was studied by programming and computing. the computing results show that the difference of heat expansile coefficient between the coupling material and the pipe material leads to the strength of connector system at room temperature less than the strength at high temperature

    通過分析管接頭結構以及制備、使用的各個步驟，運用固體力學的基本理論，結合nitinb形狀記憶合金在約束下的回復規律，對不銹鋼- -鈦合金管- -四川大學碩士論文nitinb形狀記憶合金管接頭系統內的應力狀態進行了理論分析，建立了強度的數學模型，通過編程計算，研究了不銹鋼一鈦合金管一nitinb形狀記憶合金管接頭系統裝配及使用過程中的抱緊力以及最大應力強度隨溫度變化的規律。
  6. Firstly, this paper designs a polar coordinate barotropic vorticity equation semi - spectral model and a quasi - geostrophic grid model in order to research the propagation of vortex rossby waves and tropical cyclone intensity change entirely

    本文首先設計了一個極坐標系正壓渦度方程的半譜模式、一個準地轉格點模式對渦旋rossby波傳播和熱帶氣旋強度變化進行了較為系統的研究。
  7. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型熱線式空氣質量流量計的測量原理，分析和推導出當環境溫度變化時對流量測量結果產生偏移的原因；提出了一種環境溫度的補償方法和具體的實現電路；並對經環境溫度補償后的一種新型熱線式空氣質量流量計的理論輸出和實際輸出進行了計算與比較。
  8. The application of a pressure difference across an injector does not cause an immediate velocity response of the liquid propellant.

    經過噴注器的壓降發生變化時並不馬上引起液體推進劑速度變化。
  9. The experimental results show that the outputed voltage is from several millivolt to hundreds of millivolt and alters when the tensity of no2 changed

    在實驗中對no2氣體進行檢測，結果表明：傳感器的輸出霍耳電動勢在幾毫伏到幾百毫伏之間，且隨待測氣體濃度變化而變化。
  10. Radio astronomers are now able to synthesize the response of a partially filled aperture of large diameter and thus to map variations in nebular brightness.

    射電天文學家現在已經能夠把部分充滿的大直徑孔徑進行綜合，從而描繪出星雲亮度變化圖。
  11. We used fission yeast schizosaccharomyces pombe ( s. pombe ), an unicellular eukaryotic organism, as research material. electroporation was adopted to load ca2 + fluorescent indicator into yeast cell and under the laser scanning confocal microscopy ( lscm ), we observed cytosolic ca2 + distribution and relative content as well as fluorescence intensity of gfp - cam in different phases of cell cycle of yeast cell. flow cytometry provided a way of determining the relative dna content of populations of fission yeast

    本文以單細胞的真核模式生物裂殖酵母（ schizosaccharomycespombe ）為研究材料，通過激光掃描共聚焦顯微鏡觀察酵母細胞胞質內游離ca ~ （ 2 + ）的分佈及相對濃度，以及不同周期時相細胞中gfp - cam的熒光強度變化，並採用細胞流式法對酵母細胞的相對dna含量進行測定以確定細胞所處周期時相。
  12. The concrete with the a 28 days compressive strength of c60 can be produced by using suitably pulverulent coal - fired ash, the higher the quantity of pulverlent coal - fired ash mixed in concrete with 10 % - 20 % is, the higher the strength of concrete is. then, we carry out the studies on the technics properties that reflect the comprehensive properties of concrete. we find that the separating and excreting water of the concrete can be avoided efficiently when the pulverulent coal - fired ash and superplasticizer are used suitably, the higher the quantity ration of coal - fired ash and super plasticizer are, the higher the caving degree of the concrete is

    在上述研究基礎上，對摻細化粉煤灰后混凝土的強度變化規律進行了分析研究，在適當配合比及高效減水劑的作用下，摻一定數量的磨細粉煤灰，在28天齡期可以配製出抗壓強度高於c60的粉煤狄高強混凝土；當磨細粉煤灰以10 - - 20不同的摻量分別摻入粉煤灰中時，粉煤灰高強混凝土的強度隨摻量的增大，各齡期強度均逐漸降低；在摻入8硅灰+ 10粉煤灰可使高強混凝土的各齡期強度都有很大增加，當單摻8粉煤灰時，混凝土的後期強度增加較快；粉煤灰混凝土必須加入高效減水劑遼十l彬技術人學碩十學位論文後j 」能達到高強的目的。
  13. The hydraulic gradients of settling slurry flow transported in three kinds of moving states, i. e. suspension, saltation, or partially suspension were investigated, based on analyzing the changes of solid particles and water in momentum, velocity and their mass related to momentum exchanging over the acceleration period of the solid particles

    從固體顆粒加速期間清水與固體顆粒的速度變化、動量傳遞、相關質量等基本問題分析入手，研究了沉降性漿體在水平管道內流動時其固體顆粒在3種流動狀態下的水力坡度，提出了沉降性漿體在水平管道內流動的機理模型，進而用該模型對一些輸送條件下的沉降性漿體的水力坡度進行了計算。
  14. At last, the thesis have researched urbanization trend from these aspects of migration of population, change of population density, layer distribution of urbanization as well as development and division of satellite towns

    最後文章從人口遷移、人口密度變化、城市化圈層分佈和衛星城鎮的發展及分工等方面對人口城市化趨勢進行了探討。
  15. This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation

    本文針對該鍋爐在實際運行中存在的問題：在額定負荷下，爐膛出口超溫、低溫段過熱器前煙溫高達936 ，遠遠超過815的設計值；噴燃器四周水冷壁結焦嚴重，過熱器管壁溫度超標，無法帶上額定負荷；甚至有時因燃煤質量的變化，必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中，燃燒器的結構、布置，水冷壁的粘污、結垢，過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況，從而影響爐內的傳熱和燃燒，造成爐膛出口超溫、水冷壁結渣等問題。
  16. The results showed that : there were five stages in the rising process of the internal temperature of untreated, fire - retardant solution soaked, and fire - proof paint coated wood during the fire ; the carbonization rate of wood decreased by 21. 1 % ~ 35. 6 % and the rising speed of internal temperature also declined greatly when wood was soaked in fire - retardant solution or coated with fireproof paint ; the carbonization rate of white pine was 8. 5 % ~ 17. 4 % higher than that of the northeast china ash ; for untreated wood, the carbonization rate in tangential direction was 5. 8 % ~ 10. 5 % higher than that in radial direction ; the internal temperature of wood varies with the developing direction of combustion

    結果表明：火災發生過程中未處理木材、阻燃浸漬處理和塗刷防火徐料木材內部溫度上升過程出現5個階段；經過阻燃浸漬處理和塗刷防火塗料后，木材的燃燒炭化速度降低了21 . 1 % ~ 35 . 6 % ，內部溫度上升速度大幅度下降；白皮松木材的燃燒炭化速度比水曲柳木材的燃燒炭化速度快8 . 5 % ~ 17 . 4 % ；未處理木材沿弦向的燃燒炭化速度比徑向快5 . 8 % ~ 10 . 5 % ；木材內部的溫度變化沿燃燒推進方向不同而不同。
  17. In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer

    本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程，從鋪裝層環境溫度變化范圍、交通量等使用條件出發，在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上，提出了（即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma ）的高性能鋼橋面sma鋪裝體系，並對這種sma的組成材料，包括改性瀝青、集料、礦粉、纖維進行了比較研究，設計了這種sma的配合比，對sma混合料的性能進行了對比試驗，對這種sma方案進行了疲勞性能研究，驗證了所選擇sma方案的可行性。
  18. Based on the analysis, we find refractive index of resists changes during bleaching process, and the exposure parameters vary with resist thickness, so as the development parameters. therefore, the dill exposure model and mack development model are improved, so that they are suitable for the simulation of thick resist lithography. in addition, the calculation errors from refractive index changes are discussed

    針對厚層抗蝕劑在曝光過程中折射率發生了變化以及曝光參數隨抗蝕劑厚度變化的特點，改進了原有的曝光模型；針對厚層抗蝕劑顯影參數隨抗蝕劑厚度變化的特點以及在顯影過程中出現的表面抑制效應現象，改進了原有的顯影模型。
  19. Make the theoretical and experimental research of self - cleanup, through the experimental research to the tin, we get the conclusions of jointed cold - blowing and hot - blowing period and the effective temperature range etc. proposed the practical measures to improve the effect of the self - cleanup, laid the groundwork for the future further in - depth study and application

    通過對蓄冷器的實驗研究，掌握了冷吹期和熱吹期的溫度變化規律，獲得了熱吹期填料溫度閉合和輸出氣流有效溫度范圍等結論。通過自清除原理的分析和自清除過程的實驗，提出了改善自清除效果的實用措施，為今後進一步深入研究和應用打下了基礎。
  20. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
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