粗利率 的英文怎麼說

中文拼音 []
粗利率 英文
flat interest charge
  • : Ⅰ形容詞1 (長條東西直徑大的) wide (in diameter); thick 2 (長條東西兩長邊的距離寬的) wide (i...
  • : 率名詞(比值) rate; ratio; proportion
  1. On the basic of survey the land allocation and land use change during 1997 - 2000 in xiaofeng, baiqian, chenyu, yangqiao, zhejiang province ; fanjiadun, belong, xinrongshan, hexin, jilin province ; digang, shuiyang, shangdeng, gangwu, anfei province ; shengfang, zhuoguozhang, shangzhang, liusi, hebei province, the peculiarity and problems of land use in town were analyzed

    包括土地產權制度、土地使用制度和土地管理制度在內的土地制度不完善,造成了小城鎮土地配置機制的殘缺,導致了小城鎮諸多不合理用地現象,突出表現在以下五個方面:一是用地放,土地用效低。
  2. The basin - formed mechanism, evolution model and petroliferous geological features of compresso - shear basins in the world are analyzed, by which six aspects of the features are summarized as follows : 1 ) in the compresso - shear process, the sedimentary speed of basin is high, forming thicker coarse - grained clastic rocks which normally shape good petroleum reservoir ; 2 ) the source rocks of basin tend to coming from the organic matter - enriched rocks formed in pre - compresso - shear stages, except that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in pre - compresso - shear stages, e4xcept that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in frontal of deep depression ( fore deep ) of thrust belt ; 3 ) the en echelon folds ( including anticline and fault - nose structure ) are generally as good oil traps ; 4 ) the compresso - shear process is helpful to hydrocarbon accumulation ; 5 ) it may promote the maturity and hydrocarbon - generating process of organic matte, and 6 ) the thrust belts in the surrounding areas of compresso - shear basin are favorable are favorable domains for petroleum concentration

    摘要通過對世界上壓扭性盆地的成盆機制、演化模式和油氣地質特點分析,總結壓扭性盆地具有6個方面的石油地質特徵:壓扭作用期間盆地的沉積速較高,一般形成較厚的碎屑沉積,它們常構成很好的油氣儲集層:盆地的烴源巖往住來自於前壓扭期砂成的富含有機質的巖石,但在強烈的壓扭作用期間,在沖斷帶的前緣深坳陷(前淵)中有可能發育深水半深水相的烴源巖;壓扭(張扭)作用期間形成的雁行式褶皺(包括背斜和斷鼻等)往住是很好的油氣圈閉;壓扭作用易於成藏;壓扭作用可以促進有機質的成熟生烴作用;壓扭性盆地的周邊沖斷帶是油氣賦存的有部位。
  3. Abstract : incompatible element nh11 and hybrid stress element 18 were employed to analyze rock burst occurring in coal face 9108 of sanhejian coal mine. compared with the results from ansys, the two optimized fems can execute more accurate numerical simulation in the research of rock burst as well as other rock problems and lessen the errors from inaedquately meshing in huge calculations due to the limitation of labor and computer time. in addition, the criterion of averaged generalized stress rate was proposed and used to determine the site and moment of rock burst. the given conclusion is in accordance with the face of coal face 9108 very well

    文摘:用優化非協調元和雜交元分析了三河尖礦沖擊礦壓,並與ansys程序的計算結果進行了比較.認為優化有限元在沖擊礦壓乃至巖石材料的數值模擬中能給出更為精確的結果,也可減小大型計算中由於人力、機時所限分網格產生的誤差.分析中,採用了廣義平均應力準則來判斷沖擊點位置和沖擊時刻,所得結論與實際情況吻合
  4. A systematic summary of previous work has been given first. then this paper presents a novel multi - stage face detection algorithm, which makes a good use of human face pattern ' s valuable information in colour image sequences. the difficult detection task has been divided into four steps : the preprocessing, which is to gain skin colored regions with human skin color model ; the roughly detection and face region refining by elliptic curve fitting ; the fine detection with facial features " detection and location ; the face / non - face classification step based on pca and gaussian density estimation technique

    本文對彩色序列圖像中的人臉檢測和跟蹤技術進行了深入的研究,其具體內容為:對近年來的研究工作進行了系統的介紹;提出了一個由到細的多階段的人臉檢測演算法,該演算法充分用了序列圖像中人臉模式的各種有用信息,將復雜的檢測工作分為了四個部分:膚色區域分割預處理,人臉檢及用橢圓擬和的人臉區域提煉,應用人臉基本特徵檢測和定位的人臉細檢, pca結合高斯概密度估計的人臉驗證。
  5. In the case of tight financial situation, key investment ca n ' t be used in key positions. luzhong mining company adopts traditional stock management as " coping with things ", with " three grades " management, handwork operation, careless management, a very lengthy process and massive structure, so it is impossible to react efficiently to manufacturing needs and outside information changes. therefore makes it hard to control stock and capture profit

    魯中礦業集團公司採取傳統的「應付情況」的庫存管理方式, 「三級」管理,手工操作,管理放,機構龐大,業務流程冗長,在日益加劇的市場競爭中,不能對生產需求和外界信息及時有效地做出反應,速度慢,效低,難以進行有效的庫存控制和捕捉獲的機會,資金大量積壓,經濟效益差,在市場競爭中不佔優勢。
  6. The process has an advanced principle. the involute hourglass worm drive can realize the design machining of gear form and direction, and the internal meshing honing gear has high efficiency. this process has all merits mentioned above, and also has the advantages of quality stability, high productivity for rude and finish machining

    該工藝原理先進,它集有於實現齒形、齒向設計加工的漸開面環面蝸桿傳動與高效的內嚙合珩齒的優點與一體,對齒輪的、精加工都有質量穩定、生產效高的優點。
  7. Water use efficiency of common tree species in the excessive and thick sandland regions of northern china

    我國北方多沙沙區常見樹種水分用效的研究
  8. Then, through the systematic review on the existing linkage theory between interest rate and exchange rate and the gross generalization on the status of domestic research, author thinks the existing theoretic supply cannot satisfy the cry for theoretic demand

    然後,通過對已有?匯聯動理論的系統回顧和國內學者研究現狀的線條概括,作者認為,已有理論供給不能滿足迫切的理論需求。
  9. This paper shows an improved algorithm on the basis of the revised discernibility matrix, an important basis in the rough set theory, to increase the efficiency of calculating the core

    本文提出了用差別矩陣求解核的改進演算法,提高了核計算的運算效。因為差別矩陣是糙集理論應用的重要基礎之一,對差別矩陣的改進將有於提高數據挖掘的整體效
  10. Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case

    文摘:針對水石流顆粒,粘性小的特點,提出了用水槽進行分段模擬水石流的設想,首次通過幾何變解決難度較大的阻力相似問題,改變了以往過度加糙的方式;通過變粒徑比尺的方法消除了模型沙級配不連續相似的問題,較好地實現了固體物質級配相似,達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例,對本方法進行了驗證
  11. In this dissertation, the numerical computation for the acoustic radiation problem ( arp ) is studied deeply and systematically in the theory, method and the application technique, based on analyzing the situation of the home and abroad on the numerical computation for the acoustic radiation problem. the calculation formulas of the boundary element method ( bem ) for the exterior acoustic radiation problem in the full - space and half - space are deduced, based on the wave propagation theorem ; the arising of the non - unique solutions, which is associated with the application of the boundary integral equation ( bie ) in acoustic radiation problem, is analyzed and proofed ; the improved combined helmholtz integral equation formulation ( ichief ) is presented to overcome the non - uniqueness problem more effectively and reliably ; the determination of the singular integral coefficients on various occasions is analyzed ; the properties and treatments of the singular integrals with different orders axe studied ; the computation program of the cubic spline ichief is developed and its ability to overcome the non - uniqueness problem and feasibility to discrete the surface coarsely with the sufficient calculation precision are examined through examples

    第二章在聲波動理論基礎上,詳細地推導出對應于無限域和半無限域的外部振動聲輻射問題的邊界積分方程計算公式;根據fredholm積分理論,對用邊界積分方程計算振動聲輻射問題過程中解的非唯一性的產生進行了分析和證明;改進了chief法以提高其克服解的非唯一性的有效性和可靠性;對不同條件下奇性系數的計算、強奇性積分的收斂性及其在變量替換時與普通積分的差異性、不同階奇性積分的計算、數值求積分等進行了研究;開發了三次樣條改進chief法計算軟體,並通過算例考核了該方法在特徵波數處克服解的非唯一性的有效性和在保證計算精度的前提下實現剖分化以提高計算效的可行性。
  12. The results show that, when increasing the feed rate of the grinding wheel, decreasing the rotating speed of the wafer chuck table and using coarser grit grinding wheel, the material removal rate in the wafer rotating grinding increase, the feed rate of the grinding wheel has greater influence on the material removal rate ; when suitably increasing the rotating speed of the grinding wheel, decreasing the feed rate of the grinding wheel and using finer grit grinding wheel, the wafer surface roughness can be reduced ; there exists a critical rotating speed of the grinding wheel ( about 2300rpm ), beyond which the material removal rate evidently decreases and the spindle motor current and wafer surface roughness steeply increase ; when the grit size of the grinding wheel is finer than # 2000, the material removal rate decreases and the wafer surface roughness has no obvious improvement

    研究結果表明,增大砂輪軸向進給速度和減小工件轉速,採用粒度砂輪有於提高磨削矽片的材料去除,砂輪軸向進給速度對材料去除的影響最為顯著;適當增大砂輪轉速,減小砂輪軸向進給速度,採用細粒度砂輪可以減小磨削表面糙度;在其它條件一定的情況下,砂輪速度超過一定值會導致材料去除減小,主軸電機電流急劇增大,表面糙度變差;採用比# 2000粒度更細的砂輪磨削時,材料去除減小,矽片表面糙度沒有明顯改善。
  13. By using a wafer - rotating grinding machine, the influence of the main process factors including grit size of diamond grinding wheel, rotating speed of the wafer chuck table, rotating speed and the down feed rate of the cup grinding wheel on the material removal rate, spindle motor current and wafer surface roughness in grinding large size wafer are experimentally investigated

    摘要用基於自旋轉磨削原理的矽片超精密磨床,通過試驗研究了砂輪粒度、砂輪轉速、工件轉速及砂輪進給速度等主要因素對材料去除、砂輪主軸電機電流以及磨削后矽片表面糙度的影響關系。
  14. In the synchronous techniques based pilot symbols, here propose a frequency offset estimating arithmetic using discrete pilot symbols. we pick up integer times sub - carrier frequency offset from the same ofdm symbol and estimate exact

    此外,在頻偏估計方面,推導出短訓練序列前後兩段時域符號間的關系,並用此進行頻偏估計,使頻偏移的估計范圍大大增加。
  15. Since the reform and opening - up in china, three successful joint - venture - developing modes have been formed in china car industry

    同時它有時一個放經營的產業,因為這個轎車工業的產出很低。
  16. While putting rough set theory into practice, this thesis pays attention to setting - up the proper data structure. in order to improve the data utilization ratio and promote rule quality, this thesis puts forward the method of " divide equally and examine each other this thesis bring forward the method of dynamic reduce to overcome data noise and confirm the best reduction finally with the help of rosetta tool software we apply the above concept and method to reality, and succeeded in obtaining the optimum rule for the expert system of production scheduling in daye iron ore mine, wuhan iron and steel company

    由於標準糙集模型對數據噪音高度敏感以及工程應用中數據噪音引入的不可避免性,標準糙集模型在實際應用中存在一系列問題,為克服數據噪音以及規則泛化的需要,本文採用變精度模型,由此模型引入近似約簡方法。本文在將糙集理論及變精度糙集模型應用於實際的同時,注重研究了適當數據結構的建立。為提高數據,提升規則生成的質量,提出了平分互測規則集泛化能力考核方法。
  17. In the plate region of a vehicle image, the gray value varies frequently in cross - direction, so we define a parameter ". cross variance " to describe it. we also calculate other parameters to approximately locate the plate, they are the space length between two chars, the thickness of stroke, the peak and trough of gray value, the ratio of width and length, etc. at last, we exactly locate the plate by the theory of mathematical morphology

    該方法根據圖像車牌區域橫向灰度值變化頻比較大這一特徵提出了橫向方差參數,並結合車牌的字元間距、筆劃細、灰度峰谷值、長寬比值等特徵定位車牌,在車牌的精確定位中用了數學形態學的方法。我們從某高速公路收費站實地拍攝的照片中選取了1000多幅作為實驗樣本數據。
  18. 2 ) radar incidence angle and surface roughness correction : to make radar incidence correction and eliminate the surface roughness effects, a wide range of surface parameters ( soil moisture, surface rms height, correlation length, incidence angle ) was input to the ibm model to simulate the effect of surface roughness and radar incidence angle on the sensitivity of soil moisture to the radar backscattering coefficient. a simple model was established to simulate the effects of incidence angle and surface roughness. 3 ) establishment of soil moisture change inversion model : according to a modified ibm model simulation results, the bare surface backscattering coefficients can be expressed as a funtion of the dielectric component for a given surface roughness when the surface slope greater than 2. 0, which is valid for most nature surface : in above equation, r0 is the surface reflectivity at normal incidence

    本研究中,首先用基於微波輻射傳輸方程的微波植被模型和積分方程( iem )模型模擬了各種地表土壤水分含量情況下,植被覆蓋、地表糙度(包括地表均方根高度和相關長度) 、雷達入射角對c波段(頻4 . 7ghz )水平極化( hh )雷達後向散射系數的影響,在此基礎上,建立模型消除了植被覆蓋、地表糙度、及雷達入射角對雷達後向散射的影響,用多時相50m解析度radarsatscansar雷達後向散射系數圖像反演得到了地表土壤水分變化模式信息。
  19. Using the statistic characterization of data, the relevant knowledge reduction algorithm is put forward by combining the probability with classification rules ; using the characterization of fuzzy attributes, the decision system with subjection degree attribute is built by combing the rough set theory and fuzzy set theory, and the idea of distinguish matrix is induced to the concealed decision system to reduce data

    用數據的統計特徵,將概測度與分類規則結合起來,提出了相應的知識西北工業大學博士學位論文約減演算法;用模糊屬性集合的特點,把糙集合與模糊集合有機結合起來,將糙集中分辨矩陣的思想引入到具有隸屬度屬性的隱式決策系統中進行數據約減。
  20. In order to overcome the disadvantages of traditional solid brick, to protect environment and to economize resources, the author first recommended the experimental study of drying and firing of coalstore - shale fired perforated brick. the result assumed the effect of percentage of water content, raw material fineness, temperature and insulation time on property of coalstore - shale perforated or hollow brick

    論文首先針對傳統實心磚存在的問題,從環境保護和資源綜合用出發,以頁巖、煤矸石為原料制磚,通過頁巖、煤矸石制磚中乾燥、焙燒試驗研究,總結了原料化學成份、顆粒細程度、乾燥速度、含水以及焙燒溫度等因素對煤矸石多孔磚、空心磚性能的影響。
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