derived 中文意思是什麼

Theorem 3. 3 if g is c ( p ) - group and p is an odd prime, then the derived subgroup of g is elementary abelian p - group

定理3 3若g是…群且屍是奇素數，則g 』是初等阿貝爾p群

Theorem 3. 9 if g is locally finite p - group and c * ( p ) - group, then the nilpotent class of g is at most 3 and the derived subgroup of g is elementary abelian p - group

定理39若局部有限屍群g是c 「卜群，則g的類最多為3且g 』是初等阿貝爾p群

2 the theoretical values of the second virial coefficient are precisely fitted into some simple expressions. according to one of them, a new temperature function for the quadratic terms in cubic equations was derived : the function is simple, general, without acentric factor, truly predictive, theoretically sound, and applicable to all the van der waals - type equations

2將第二維里系數的理論值較精確地擬合為幾種簡單的表達式，並據此導出了立方型狀態方程中二次項溫度函數的新形式該式簡單、通用，不含偏心因子，具有真正的預測功能和堅實的理論基礎，原則上適用於所有vanderwaals型方程。

6. the basic principle of turbo equalization is discussed and the siso equalization algorithms based on a posteriori probability and interference cancellation are derived. at last, the simulation results are provided

6 .論述了turbo均衡的基本原理，推導了基於后驗概率和干擾消除的5150均衡演算法，給出了性能模擬結果。

The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions

（ 2 ）根據不同的前提條件，採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數；深入地研究了寬帶匹配場處理中的相干與非相干問題；在分析參數反演的敏感性之後，提出了淺海環境參數寬帶匹配場反演的多步優化策略，並與全參數反演方法進行了性能上的模擬比較。

For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

因此，對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此，本文從測井地質的角度，針對當前裂縫性儲層測井地質解釋與評價的現狀，在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上，利用分形分維方法和技術，通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ （ fa ）與m指數的理論推導，根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜，則其分維值d _ （ fa ）越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵，提出了改進的基於盒維數的測井曲線網格覆蓋法，編程計算了裂縫性儲層段常規測井曲線（如聲波和電阻率曲線）上分形分維值及其m指數值，進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究，效果十分理想： 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪，採用儲層分維值分類技術統計分析這些參數變化的規律，並結合qx油田l區塊儲層類型經驗判別圖版，從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。

We hope that our study will provide us with more comprehensive knowledge of the mechanisms of immune regulation and the roles that dc and complement play in innate and acquired immunity, as well as to lay a foundation for further exploration of the roles dc play in antigen - specific immune responses and immune tolerance from a new perspective. part i expression of complement receptors and complement - associated molecules on dendritic cells derived from distinct - origin at different stages of development two subsets of dendritic cells were generated from precursor cells isolated by means of magnetic cell separation system

曰補體受體及其相關分子在modc上的表達不同分化階段的單核細胞衍生性dc （ monocytes一deriveddc ， modc ）的誘導:將新鮮分離的單核細胞mo ，在含有gm一csf和工l一4培養體系中誘導5一7d ，即分化為未成熟modc ;對培養至sd的未成熟modc ，用tnfa刺激zd ，即分化為成熟modc ;此時再用lps刺激24h ，即為活化的modc 。

"aleatory" is an adjective (derived from latin) applied to several of the arts,

「任意的」是由拉丁文派生的一個形容詞，用於指某些藝術。

The average number of demerit points ( adp ) is derived from the accumulated demerit points divided by the number of inspections within the period

在該段期間內的累積扣分，將除以曾進行的檢查次數，以求得平均扣分。

A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate

對稀溶液中溶質的固/液吸附體系，首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附，也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此，吸附質的表面相濃度cs具有真實濃度的含義，相應地，計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨（ dtab ）和溴代十六烷基三甲銨（ ctab ）與羊毛纖維構成的液/固體系分配系數等，為溶質吸附的熱力學研究奠定了基礎

Waxes form a continuous lipid membrance covering the epidermal cells of all aerial plant organs. it mainly comprised of lony - chain aliphatic compounds derived from very long chain fatty acids that are enlongedsfrom c16 - or c18 - long fatty acids in er by many fatty acid elongation ( fae ) complexs

陸生植物的氣生器官的表皮覆蓋著一層由蠟質形成的脂膜，它主要由長鏈疏水物質組成的，這些物質是特長鏈脂肪酸的衍生物。

Quasi - affine maps and the fractals derived from them

準仿射映射及其生成的分形

A psychological line in alienation theory can also be identified, partially derived from hegel.

異化理倫還包含著一條心理學的線索，這條線索部分地從黑格爾那裡發源的。

Inhibitory effect on lipase of alkaloid derived from lotus leaf

荷葉生物堿對胰脂肪酶的抑制作用

The soil is classified to tidal sandy soil, derived from river alluvium with sandy loam texture

土壤分類為河流沖積土發育的潮汐沙土，砂壤土質地。

Problem of piecing together between china mainland - geoid and altimetry - derived geoid in china sea area

我國海域大地水準面與大陸大地水準面的拼接研究

The alveolar macrophage is derived largely from the bone marrow.

肺泡巨噬細胞主要是從骨髓中分化出來的。

The analogous column is derived from frame without the overhangs.

比擬柱按無挑臂框架導出。

All the pomoideae were allopolyploids derived from a doubled hybrid between two remote ancestral types.

所有的梨亞科是由兩個遠緣祖先類型雙雜交演化的異源多倍體。

On the other hand, there is substanial evidences tha dcs mediate tolerane. the gm - csf - stbolated mouse bone mwderived mhc class ii + dc progendors tha are deficient in cell surface erpression of the costbolatory molecules b7 - l and b7 - 2 can induce alloanginspecific t ceil anergy in vbo. systendc adchstraion of these donor - derived dc progendors to recipients intravenously 7 days before transplantation prolonged the median graft survival tane from 9. 5 days to 22 days wbout additional twnosuppressions in a mouse cardinc twlanation model

1995年， lul等報道表面缺乏共刺激分子，特別是缺乏cd80 （ b7 - 1 ）和cd86 （ b7 - 2 ）的未成熟型dc能在體外誘導同種抗原特異性的t細胞無能，而對dc的適當處理能夠使未成熟型dc潛在的耐受原性得以放大和增強，使得dc在誘導免疫耐受中具有相當重要的作用及潛在的應用價值。