有理化分母 的英文怎麼說

中文拼音 [yǒuhuàfēn]
有理化分母 英文
rationalizing denominators
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ名詞1 (母親) mother 2 (泛指女性長輩) one s elderly female relatives 3 (配套的兩件東西里的凹...
  • 理化 : physics and chemistry理化檢查 physico-chemical examination
  1. Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining

    用途:用於製造過硫酸鹽的製造;用於苯胺染料的製造,甕染料的氧發色劑;用於氧金屬表面處;用於機合成工業中,高子物聚合的引發劑;油的脫色和漂白,變敗酵的洗滌,脫臭,小麥的催熟劑;石油開採用于井下壓裂的添加劑。
  2. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物資料,得出如下結論:本區上地幔的物質組成尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的學成,認為研究區具備了金剛石成礦地幔地質條件。
  3. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的線斜率變大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具參考意義
  4. The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

    進一步對xynba進行了脫糖基得到xynbb ,其子量恢復到23kd ,證明xynba是糖基蛋白。通過對畢赤酵重組表達的木聚糖酶xynba 、脫糖基的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學性質的比較發現:三種酶的最適ph差異不大, xynb和xynba均為5 . 2 , xynbb為5 . 0 ; xynb和xynba的最適溫度均為60 , xynbb降為50 :在耐熱性上, xynba由於糖基作用熱穩定性明顯高於未糖基的xynb和xynbb ; xynba和xynbb的比活性別為883 . 88iu mg和832 . 51iu mg ,明顯低於原酶的比活2814 . 45iu mg ; xynb和xynba的km值相當,別為21 . 56 ( g kg )和20 . 87 ( g kg ) ,而xynbb的km值較大為27 . 10 ( g kg ) ; xynba和xynbb的vmax相差不大,別為4568 mol mg ? min和5329 mol mg ? min ,明顯低於xynb的27623 mol mg ? min此外三種酶均無纖維素酶活性,對胃蛋白酶和胰蛋白酶很好的抗性,且對作用環境中的各種離子、表面活性劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份析發現:以樺木木聚糖為底物時,酶解產物主要為木三糖和木四糖,含量別為68 . 43和16 . 50 ,另外還含11 . 79的木二糖;以玉米芯木聚糖為底物時,酶解產物主要為木二糖和木三糖,含量別為81 . 78和11 . 55 。
  5. With the development of globalization and china ' s enter into wto, group enterprises will play important role in the approaching of our national economy to the world economy improving international market competence and strengthening national economy power. financial management system is a system trying to set the financial rights responsibility and benefit among the various financial management class. its core is how to allocate the financial power and solve the " cost " and " profit " of centralization and decentralization between mother enterprises and its affiliated enterprises. how to build a financial management system which is suitable for the enterprises group and make it operate effectively is a significant task concerning the survival and development to enterprises group

    隨著全球經濟一體的加快推進和我國加入wto ,企業集團這種經濟聯合體形式對我國經濟走向世界、增強國際市場競爭力、提高國家綜合經濟實力將產生重要作用。企業集團財務管體制是明確各財務管層級的財務權限、責任和利益的制度,其核心是如何配置財務管權限,主要是解決子公司之間集權與權的「成本」和「利益」的最優度的確定問題。構建適應企業集團發展需要的財務管體制,使之效運行,對企業集團的生存與發展具重大意義。
  6. Local opera is part of national classical culture, showing aesthetic psychology and feature of national tradition ; on the other hand, it is naturally related with local culture from which it comes, embodying varied local flavours and transmitting the survival cipher of this specific local crowd

    摘要地方戲曲一方面是民族古典文的一部,和其他文、藝術形式共同體現著相通的民族傳統審美心和審美特徵,反射著古典藝術的光輝;另一方面,又必然和其所自產生的體地方文之間著不可割的同格同構關系,體現著形態各異的地方風情,傳遞著這個特定地方人群的生存密碼。
  7. After chemical and physical test, on conveyor chain material, it is concluded that the composition and various mechanical properties can meet the standard, except impact toughness at room temperature

    摘要對圓環鏈材進行檢測,證明學成和各項力學性能指標均符合要求,只常溫沖擊韌性不符合要求。
  8. Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway

    摘要植物對鹽脅迫的耐受反應是個復雜的過程,在子水平上它包括對外界鹽信號的感應和傳遞,特異轉錄因子的激活和下游控制生應答的效應基因的表達.在生應答中,本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水控制.這些生應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來,通過對各種鹽生植物或鹽敏感突變株的研究,闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑,克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面,在擬南芥突變體及利用酵鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因,這些都助於闡明植物鹽脅迫應答的子機制。
  9. The system can simulate welding expert to help technicians to complete procedure parameter design, set down wps and save them. besides the mechanical property and chemical composition of low carbon & low alloy steel, the weldabiliry and the defect forming analysis of them have been given in the system. furthermore, the estimation of welding cost and welding procedure files management can be accomplished

    系統能模擬焊接領域專家輔助設計人員進行焊接工藝參數的設計,編制出wps並保存文件;能進行簡單的焊接成本估算;能實現鐵路、橋梁及其它鋼結構生產中常用的低碳及低合金鋼及其焊接材料的力學性能和學成的查詢;能進行材焊接工藝性以及常見焊縫缺陷成因析與對策等的咨詢;能對各工藝文件進行效的管,包括對圖片的管,能實現簡便地查詢、靈活地調用等。
  10. To make cds / k4nb6o17 powder on the base of the k4nb6o17 powder which by the courses of ion exchanging, amine intercalation, sulfuration etc. to obtain cds / k4nb6o17 thin film through the same course of making cds / k4nb6o17 powder on the base of k4nb3o17 thin film on the quartz which made by the spin coating and after heat treatment. to make experiments with additives ( na2so3, 0. 1mol / l ) of photocatalytically decomposing water into h2 and o2 to evaluate the photocatalytic activities of the catalyst knb6o17 powder, cds / k4nb6o17 powder, k4nb6o17 film, cds / k4nb6o17 film. the crystalline structures of the midst powder and film productions were investigated by using the x - ray diffraction ( xrd )

    本課題的主要內容是:高溫固相反應合成具層狀結構的k _ 4nb _ 6o _ ( 17 )晶體材料,然後以此為體材料,通過離子交換、層間胺插入、硫等過程制備出cds / h _ 4nb _ 6o _ ( 17 )粉末形式的光催材料;通過旋轉塗覆法在石英玻璃基片上制備了k _ 4nb _ 6o _ ( 17 )薄膜,採用一定的熱處制度后對薄膜別進行離子交換、層間胺插入、硫等處過程制備了cds / h _ 4nb _ 6o _ ( 17 )薄膜形式的光催材料。
  11. But also the question " which information can be expressed by the combined accounting statement ? " we describe our structure of the theory of the approach to the combination of financial statement throughout 3 parts. firstly we discuss the foundational theory of the approach to the combination of financial statement, which consists of objective of the combined accounting statement, the amending of the traditional accounting hypotheses, quality of the accounting information and the bounds, premise, principle, procedure of the combination of financial statement ; secondly we probe into the applied theory that consists of purchase method, pooling of interest, new entity method, parent company method and entity method ; at last we point out the authoritative criteria on the combination of the financial statement is the logic finality of our academic structure

    從系統的角度,參照財務會計概念框架的這種邏輯路徑,排列組合相關概念和范疇,則將合併報表會計方法的論結構為三個層級:其一是合併報表會計方法的基礎論,主要包括合併會計報表目標論、對傳統會計假設的拓展、合併報表信息質量特徵以及合併報表的前提、范圍、原則、程序等;其二是合併報表會計方法的應用論,是人們對實務中具體的合併報表會計方法的系統的歸納、總結,主要包括購買法、權益集合法、新實體法以及公司法和實體法等;其三是合併報表會計方法的技術規范,主要是指由權威部門制定的,對所管范圍內的合併報表等工作具指導和約束作用,著重反映合併報表實務中帶規律性的程序和方法的業務性規范。
  12. This study used some techniques such as organic geochemistry bulk composition combined with molecular geochemistry, source rock analysis and evaluation of organic petrology, carbon isotopes of organic matter, petroleum geology inference etc. the emphasis is mainly concentrated on the source rocks belong to the shahejie formation of pal eocene, including the source rock evaluation of denan region, geochemistry of the source rock, biomarkers of immature oils and source rocks. then the ancient geological environment was established and immature oil formation mechanism was proposed. following results have been tentatively proposed in this thesis : 1 ) based on the organic petrology studies, most of source rocks in this region is belong to immature source rock

    本項研究以德南窪陷重點烴源巖- - -下第三系沙河街組為對象,應用機地球論與方法對其機質類型和豐度、成熟度、生烴潛量等進行研究;通過特徵生物標志合物的析,闡明研究區未熟-低熟烴源巖質構成、沉積環境和成熟演;通過油源對比和生烴條件綜合析,提出本區烴源巖生烴機制,建立未熟-低熟烴源巖機質生烴模式。
  13. In some algebraic expressions, their denominators can be rationalized by multinomials as well as by determinants. besides, this method can be further promsfed

    摘要某些代數式除能利用行列式對外,還能利用多項式對,並且其結論可作進一步的推廣。
  14. Furthermore, the author points out that it is imperative to establish and strengthen legal system of parental power due to complexity of type and content and external relations of parentage, as well as un - clear concept, unreasonable system ( for example, no distinction between parental power and elterrecht ), and abstract content ( for example, subject, content and patterns of relief of parental power is not specified e - notigh )

    筆者更指出,隨著我國親子關系的類型、內容以及外部關系的復雜,並由於我國現的親權制度存在著概念不清、體系不合(如親權與監護權不、親權與父權不)以及內容過于概括抽象(如親權的主體、內容、救濟方式不夠明確)等問題,建立健全我國親權法律制度已是勢在必行。
  15. The one - way anova analysis and correlation analysis show that the factors such as country or town, family structure, family economic level, mother ' s education, mother ' s occupation, father ' s warmth and empathic relationship, mother ' s warmth and empathic relationship, mother ' s over - protection and over - interference and family communication have notable correlations with the self - efficacy of middle school students. multiple linear regression analysis shows that some external factors including mother ' s occupation, family structure and family economic level, some internal factors such as mother ' s warmth and empathic relationship, mother ' s severe punishment and family communication have notable influence on middle school students " self - efficacy. and family economic level may also influence self - efficacy by influencing mother ' s parenting style and family communication

    單因素方差析和相關析表明,來自農村城市,家庭結構,家庭經濟狀況,親文程度,親職業,父親溫暖解、親溫暖解、親過干涉過保護,家庭溝通等都與中學生自我效能感顯著聯系;多因素逐步回歸析表明,親職業、家庭結構、家庭經濟狀況等外環境因素以及親溫暖解、親懲罰嚴厲,家庭溝通等家庭內環境因素對中學生自我效能感顯著的預測作用;其中家庭經濟狀況還可以通過對親教養方式和家庭溝通的影響間接影響中學生自我效能感。
  16. The absorption is ascribe to physical absorption. silane combines with h of hydroxyl on surface of sericite, the absorption is ascribe to chemical absorption. in silane and stearic acid cooperation modification, c = o absorption peak appears in spectrum and the regional vibration of si - o - si becomes wide, which shows the physical absorption of stearic acid and chemical absorption of silane produce an effect on surface of sericite

    採用紅外光譜對絹雲改性機進行析,結果表明,硬脂酸改性絹雲吸附強度較弱,容易脫附,以物吸附為主;硅烷改性絹雲,與絹雲表面的羥基形成氫鍵,以學吸附為主;硅烷與硬脂酸復合改性,其光譜中出現了c = o鍵特徵吸收峰,並且si ? o 、 si ? o ? si振動吸收區變寬表明復合偶聯劑在絹雲表面既硬脂酸的物吸附,又硅烷的學吸附。
  17. According to the research of the modern enterprise ' s resource view, this paper points out : expanding the boundary of the firm and transferring the knowledge within it through foreign direct investment, the multinational corporations not only keep the integrality of knowledge stocks, but also build the platform for recombination and creation of new knowledge in order to acquire the dynamic competitive advantage. by the method of historical research and comparative analysis combining qualitative analysis and quantitative analysis together, the author utilizes the modern enterprise ' s resource view to revise the advantage theory in the following aspects : mncs " way of overseas expanding, enter decision, relation of mother and son of mncs, mnc raising social efficiency and small and medium - sized enterprises overseas investment. the after revising, the advantage theory can better explain the reality and developing trend of current mncs and bring certain enlightenment to chinese enterprise in economic globalization and offer academic supporting and guidance for its overseas direct investment behavior

    本文根據對現代企業資源觀論的研究,指出跨國公司通過對外直接投資來拓展企業邊界並進行知識的內部轉移,不僅可以保持企業現知識存量的完整性,而且也為知識的再結合和創造新知識構築了平臺,通過歷史考察與比較析相結合、定性析與定量研究相結合的方法,利用現代企業資源觀論,在跨國公司海外擴展方式選擇、進入決策、跨國公司子關系、跨國公司提高社會效率和中小企業海外投資等方面對壟斷優勢論進行了修正,使得經過修正的壟斷優勢論能夠更力地解釋當今跨國公司發展的現實和趨勢,給經濟全球中的中國企業帶來一定的啟示,為其海外直接投資行為提供一定的論支持與幫助。
  18. Our company has excellent techology of production and advanced equipment, rich experience in designing new products. the quality of products has a good credit in oversea and inside of country. cordially welcome the customers in all world to visit and discuss business. we will consistently adhere to the aim of " stress on contract, keep promose " fulfill the creed of " don tforget old friends, make new friends extensively ". together active to develop trade on mutual benefit

    公司擁一流的生產技術和先進的設備,雄厚的設計能力。公司所設的物學檢測室,將產品從原材料的材質析開始,直到成品后螺的機械性能測試,一一嚴格把關,保證產品質量。生產的法蘭螺和非標準緊固件以優異的質量而受到了國內外客戶的好評。
  19. Based on studies of such geochemical characteristics of songxian county area as natural climatic and soil features, major and minor elements of parent rocks, physical and chemical properties of soil, total content of nutritive elements, effective state of nutritive elements and distribution of heavy metal elements, this paper deals with the background of soil agricultural geology, abundance and shortage of nutritive elements and soil environmental quality in this area, thus pointing out the way forward for agricultural production and adjustment of production structure

    摘要通過對自然氣候、土壤特徵、質(巖)常量元素、微量元素、土壤性狀、營養元素全量、營養元素效態、重金屬元素配特徵的研究,闡述了嵩縣土壤農業地質背景和營養元素豐缺及土壤環境質量,為農業生產和產業結構調整指明了方向。
  20. Currently, such study also has great theoretical importance. on the basis of analyzing and drawing lessons from existing research results, this thesis makes a theoretical analysis of the “ conglomerate management ” and a comparative study of the typical model of conglomerate management in developed countries. on this basis, taking the reality of the conglomerate management in our country, the author tries to find out the major problems in current conglomerate management in our country and proposes some countermeasures and tentative solutions

    本文在對現的研究成果進行析、借鑒和整合的基礎上,通過對企業集團的治進行系統和深入的析、通過比較借鑒和個案解剖,找出我國企業集團治機制中存在的諸多問題,並對主要問題形成的根源進行探討,就此提出了實現股權結構多元,發展控制權市場;構建經濟型的集團治結構;規范子公司關系與行為;完善經營者激勵與約束機制等對策建議。
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