differential factor 中文意思是什麼

differential factor 解釋
差動系數
  • differential : adj 1 差別的，區別的；特定的。2 【數學】微分的。3 【物、機】差動的，差速的，差示的。n 1 （鐵路不...
  • factor : n 1 〈英國〉經銷人；（代客買賣收取傭金的）經紀人；代理商；代辦人；〈蘇格蘭語〉 土地經管人。2 要素...
  1. The conclusions of the paper are, in the era of economic transition, the effect of gender factor on employment access has diminished, but the gender wage differential has increased

    總之，從1989到1997年，隨著中國經濟轉型和市場化水平的提高，性別因素在就業選擇中的決定作用減弱，在勞動就業過程中的性別不平等現象有所改善。
  2. Through investigating by use of correspondence analysis method, it was proved that the coal facies is the main control factor affecting pore system differential development of the coal reservoirs at high - rank stage in the basin and the high - rank coal has caused a common character of disadvantaging the coalbed methane ' s being produced from the pore system in the coal reservoirs overall

    應用對應分析方法發現煤相是該盆地煤儲層孔隙系統在高煤層級階段差異發育的主導控制因素，而高煤級造就了該盆地煤儲層孔隙系統總體上不利於煤層氣產出的共同特徵。
  3. $ mx # ( 2bo2 ) ffr $ $ htet # $ nq9i & kk $ 4n8 $ $ 4ta scf mana $ ismffs whether s1eep deprivation cou1d induce neuron pro1iferation has not got definite conclusion so far. in the present research, we performed small pedestal s1eep deprivation method to remove rapid eye movement s1eep ( rems ). we observed the neuron pro1iferation and differential in immunohistochemistry and doub1e 1abeling iariunohistochemistry staining, and the expression of stem ce11 factor mrna in situ hybridization technique after s1eep deprivation in rat hippocampus

    本研究應用細胞增殖標記brdu cna免疫組織化學方法結合雙重標記兔疫組織化學技術，觀察睡眠剝奪對成熟大鼠腦內神經元增殖及分化的影響，應用原位雜交技術觀察了睡眠剝奪大鼠海馬神經細胞scf基因inrna表達的變化，對睡眠剝奪引起海馬神經細胞增殖的分子機製作了初步探討。
  4. The theoretical formularies of invary amplitude, the form factor of nucleons a and differential cross sections are given about this process

    我們寫出了原子核a的形狀因子以及此類反應的散射振幅和微分截面理論公式。
  5. Based on rain drop size distribution ( dsd ) data measured in qingdao, guangzhou and xinxiang, the radar reflectivity factor z for spherical rain drops, the radar reflectivity factor zh and differential reflectivity zdr for oblate ellipsoid rain drops have been calculated. the relation of reflectivity and rainfall rate for conventional meteorological radar and the relation of reflectivity, differential reflectivity and rainfall rate for multiparameter radar are regressed, the performance difference of two kinds of radar for measuring rainfall and difference for measuring rainfall in different regions are also discussed

    基於我國青島、廣州和新鄉地區雨滴尺寸分佈數據，計算了球形雨滴雷達反射因子，橢球形雨滴雷達水平極化反射因子和差分反射率，回歸給出了這些地區的常規氣象雷達反射因子與降雨率的經驗關系和多參數雷達水下極化雷達反射因子、差分反射率和降雨率關系，並對其測雨精度和地區差異進行了比較。
  6. More than forty coal samples collected from thirteen coal mines in the north, central and south parts of qinshui basin were studied in detail so as to find out the main control factor affecting pore differential development of the high - rank coal reservoirs in the basin

    為查明影響沁水盆地高煤級煤儲層孔隙系統差異發育的主控因素，對采自該盆地北、中及南部6個市縣13個礦區的40餘件樣品進行了詳細解剖研究。
  7. Taking into consideration of the factor include heat diffuse coefficient of soil and time, which affect soil temperature of differential deep, the model can calculates temperature of any time in different depth

    模型中充分考慮了土壤熱擴散率、時間對溫室土壤不同深度的溫度影響，可計算出任一時間、土壤不同深度的溫度。
  8. In order to improve coal slime dewatering results and operational reliability, according to the comparison of screen bowl centrifuge ' s structural parameters, operational parameters and dewatering results used at home and broad, proposed that, proper design parameters should be determined by the property of coal slime ; the separation factor and manufacture level of homemade screen bowl centrifuge should be improved ; the research on sieve and wear parts should be strengthened to improve the service life of wear parts ; planetary gear differential case should be used to improve the work reliability of whole machine and the automatization level of centrifuge control should be enhanced

    為提高國產離心機用於煤泥分離的效果和工作可靠性，通過對國內外同類產品的結構參數、操作參數和分離效果的比較，提出：根據國內洗選煤泥性質，確定合適的設計參數；提高國產離心機的分離因數和製造水平；加強對篩網及易磨損件的研究，提高易磨損件的使用壽命；採用漸開線行星齒輪差速器，以提高整機的工作可靠性；提高離心機控制的自動化水平。
  9. The shortcoming of the methods of differential profit and multi - factor comprehensive appraisal is analyzed, and the main thinking and step of gradation by the land price price partition based on spatial clustering is put forward, and an example of shishi city urban land gradation is given

    摘要分析了多因素綜合評定法、級差收益測演算法等城鎮土地定級方法的不足，提出了基於空間聚類的地價分區定級法的主要思想和主要步驟，並以石獅市土地定級為例，驗證了此方法。
  10. Gene cloning differential fragment gha27 was produced by cdna - aflp method employed to compare the gene expression in developing anthers between the male sterile and fertile plants of cotton dong a. a cdna clone, designated gharf ( gossypium hirsutum adp - ribosy lation factor ), was isolated from a cotton ( gossypium hirsutum l. ) cdna library using gha27 as probe. 2

    棉花arf基因的克隆選取棉花洞a雄性不育株和可育株花藥cdna - aflp差別顯示的差異片段gha27 ，用地高辛標記作為探針，篩選棉花洞a花藥的cdna文庫，克隆得到了棉花arf基因的cdna全長序列，將其命名為gharf （ gossypiumhirsutumadp - ribosylationfactor ） 。
  11. First, the load effect influence factor to the steel truss transfer story, including temperature load effect and differential constrains at the truss end, relative stiffness change between the transfer story with its upper frame structure, and relative stiffness change between transfer story and its lower frame structure, is studied

    首先，對鋼桁架轉換層的受力影響因素進行了研究。主要進行了溫度作用與鋼桁架端部支承約束方式對鋼桁架受力影響的研究，轉換層與上部結構相對剛度變化對鋼桁架受力影響的研究，以及轉換層與下部結構相對剛度變化對鋼桁架受力影響的研究。
  12. This article gives a new definition of complex integrating factor about first order ordinary differential equation and a new existence theorem of a type of integral factor and calculation formual, and the resuct in this paper amplifies the conclusions in the relevant reference

    摘要本文推廣了一階微分方程復合型積分因子的概點，給出了復合型積分因子的存在定理和計算公式，所得結果涵蓋並推廣了相關文獻的結論。
  13. The internal environment of the group is evaluated by using internal factor evaluation matrix, it is considered that the group has many advantages such as powerful design ability, abundant land reserves, economics of scale etc. and many disadvantages such as limited capital, lack of professional, infirm cost control ability etc. in the thesis, the orientation of scale, grade and area, target market and target client for real estate business of the group is determined on the basis of internal and external environment analyses. swot analyzing model is constructed and quantitative strategic planning matrix is used to analyze and choose the competition strategy which modern group co. may adopted. finally, the competition strategy combination of taking differential strategy as main strategy and target concentrated strategy as auxiliary strategy is determined for real estate business of the group

    再次，分析了當代集團在房地產領域發展具備的基本條件，運用內部要素評價（ ife ）矩陣對當代集團的內部環境進行綜合評價，認為當代集團擁有設計能力強、土地儲備豐富、實現了規模經濟等優勢，同時也存在資金實力有限、專業人才不足、成本控制能力不強等劣勢，論文在內外部環境分析的基礎上，對當代集團的房地產業務規模、檔次與區域，目標市場及目標客戶群進行了定位分析，構建了當代集團房地產業務的swot分析模型，運用定量規劃評價矩陣（ qspm ）對當代集團房地產競爭戰略進行了選擇分析，確定以差異化戰略為主、重點集中戰略為輔的競爭戰略組合。
  14. The hair ' s main composition is an amino acids, amino acids to can suffer the outside to affect in the factor and run off, and also can is influence by the internal factors with the chemicals ' s damage such as the weather season, if the body mainutrition, hair lack the vitality with the flexibility, therefore want to with regularity add the amino acids, it the contain to permeate the differential calculus son to can quickly permeate the hair the consolidation repair and maintenance for, becoming bing arrived by outside inside of deep place the amino acids composition, and make the hair shining brilliance, movement contain flexibility every moment

    頭發的主要成份是氨基酸，氨基酸會受外有因素影響而流失，如氣候季節和化學品的損害，也會受內在因素的影響，如身體營養不良，頭發缺乏活力和彈性，所以要定期地補充氨基酸，本品特含滲透微分子能迅速將氨基酸成份滲透頭發深處，形成由外到內的鞏固修護，使頭發時刻煥發光彩，動感有彈性。
  15. Firstly, based on n - s equation, the momentum differential equation （ contained centrifugal force ） is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer

    本文首先根據粘性流體力學的一般方程，通過在邊界層內進行量級比較，在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿足的邊界條件，然後對該微分方程在邊界層內積分得到離心泵葉輪邊界層動量積分方程，在求解過程中引入了無量綱離心因子，並作了相應合理的假設，得出積分方程解的一般表達式，並引入以邊界層動量損失厚度為主要特徵量的無量綱參數對邊界層分離進行評價。
  16. For the problem of the cooperative advertising program with a single manufacturer and a single retailer in a supply chain, the factor of quality is introduced to the mode of goodwill, the payoffs of manufacturer and retailer is analysised based on the mode of which the factor of quality is ignored and the mode of which the factor of quality is considered using markovian nash equilibrium in differential games respectively, and the result is compared, the result show that attaching importance to quality can enhance the payoffs of the players

    摘要針對供應鏈的製造商和零售商的廣告合作問題，將質量因素引入商譽模型，並運用微分對策中的馬爾可夫納什均衡分別分析了基於不考慮質量因素模型與考慮質量因素模型的製造商與零售商的利潤，並將結果進行了比較，結果顯示，重視質量發展可提高成員的利潤。
  17. Second, engine ' s partial velocity characteristics model and universal characteristics model are built the throttle opening is considered as an essential factor to build the model for reflecting the actual working performance of engine. the situation of the throttle opening change is studied, and a simulation method is given to use torque curved surface and vehicle dynamics equation on base of differential approach method. engine test software is developed for the engine no - load test, variable throttle opening test and throttle step change test

    其次，建立了發動機的部分速度特性模型和萬有特性模型；為了更好的反映發動機的實際工作特性，將油門開度作為一個重要參數參與建模，並對發動機變油門的情況進行了研究；結合轉矩曲面和整車動力學方程，採用微區間逼近法確定了發動機變油門過程模擬方法；開發了發動機試驗測控軟體，利用該軟體進行了發動機空載響應試驗、發動機不同油門開度試驗和油門階躍變化試驗，並對實際試驗數據和數學模型計算數據進行對比；在vc + +平臺上開發了發動機特性模擬模塊，在系統中用軟體實現了變油門控制發動機特性的功能。
  18. Then we analyze the static character of sbs to obtain the sbs gain factor and threshold under continuous wave and pulse. because there is no stokes seed in fiber hydrophone system, we analyze the sbs based on the noise initiation of sbs model. we use the finite differential time domain method to do the sbs numerical simulation in fiber

    由於光纖水聽器中的sbs是在沒有種子光注入下產生的，於是我們推導了噪聲激發模型下描述sbs的耦合波方程組，對該方程組使用時域有限差分法進行了數值模擬，並推導了連續光和脈沖光下的閾值。
  19. The former our country income differential has the expanded tendency, in which policy factor is worth pondering

    摘要當前我國收入差距有擴大的趨勢，其中政策上的因素值得思考。
  20. Differential locking factor

    差速器鎖止系數
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