有理化分母 的英文怎麼說
中文拼音 [yǒulǐhuàfēnmǔ]
有理化分母
英文
rationalizing denominators- 有 : 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
- 理 : 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 : 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
- 母 : 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
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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,甕染料的氧化發色劑;用於氧化金屬表面處理;用於有機合成工業中,高分子物聚合的引發劑;油的脫色和漂白,變敗酵母的洗滌,脫臭,小麥的催熟劑;石油開採用于井下壓裂的添加劑。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理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、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、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有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化學成分,認為研究區具備了金剛石成礦地幔地質條件。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、電化學等加工方式.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母線輪廓復雜,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,可以生成多種母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-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,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有參考意義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進行了脫糖基化處理得到xynbb ,其分子量恢復到23kd ,證明xynba是糖基化蛋白。通過對畢赤酵母重組表達的木聚糖酶xynba 、脫糖基化的木聚糖酶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由於糖基化作用熱穩定性明顯高於未糖基化的xynb和xynbb ; xynba和xynbb的比活性分別為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,分別為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,分別為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有很好的抗性,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分析發現:以樺木木聚糖為底物時,酶解產物主要為木三糖和木四糖,含量分別為68 . 43和16 . 50 ,另外還含有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,含量分別為81 . 78和11 . 55 。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
隨著全球經濟一體化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。企業集團財務管理體制是明確各財務管理層級的財務權限、責任和利益的制度,其核心是如何配置財務管理權限,主要是解決母子公司之間集權與分權的「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理體制,使之有效運行,對企業集團的生存與發展具有重大意義。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化的一部分,和其他文化、藝術形式共同體現著相通的民族傳統審美心理和審美特徵,反射著古典藝術的光輝;另一方面,又必然和其所自產生的母體地方文化之間有著不可分割的同格同構關系,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。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
摘要對圓環鏈母材進行理化檢測,證明化學成分和各項力學性能指標均符合要求,只有常溫沖擊韌性不符合要求。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,在分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理生化應答的效應基因的表達.在生化應答中,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分控制.這些生理生化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母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,這些都有助於闡明植物鹽脅迫應答的分子機制。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化學成分的查詢;能進行母材焊接工藝性以及常見焊縫缺陷成因分析與對策等的咨詢;能對各工藝文件進行有效的管理,包括對圖片的管理,能實現簡便地查詢、靈活地調用等。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有層狀結構的k _ 4nb _ 6o _ ( 17 )晶體材料,然後以此為母體材料,通過離子交換、層間胺插入、硫化處理等過程制備出cds / h _ 4nb _ 6o _ ( 17 )粉末形式的光催化材料;通過旋轉塗覆法在石英玻璃基片上制備了k _ 4nb _ 6o _ ( 17 )薄膜,採用一定的熱處理制度后對薄膜分別進行離子交換、層間胺插入、硫化處理等處理過程制備了cds / h _ 4nb _ 6o _ ( 17 )薄膜形式的光催化材料。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理論結構分為三個層級:其一是合併報表會計方法的基礎理論,主要包括合併會計報表目標理論、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理論,是人們對實務中具體的合併報表會計方法的系統化的歸納、總結,主要包括購買法、權益集合法、新實體法以及母公司法和實體法等;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有指導和約束作用,著重反映合併報表實務中帶有規律性的程序和方法的業務性規范。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,應用有機地球化學理論與方法對其有機質類型和豐度、成熟度、生烴潛量等進行研究;通過特徵生物標志化合物的分析,闡明研究區未熟-低熟烴源巖母質構成、沉積環境和成熟演化;通過油源對比和生烴條件綜合分析,提出本區烴源巖生烴機制,建立未熟-低熟烴源巖有機質生烴模式。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分母有理化外,還能利用多項式對分母有理化,並且其結論可作進一步的推廣。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化,並由於我國現有的親權制度存在著概念不清、體系不合理(如親權與監護權不分、親權與父母權不分)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。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
單因素方差分析和相關分析表明,來自農村城市,家庭結構,家庭經濟狀況,母親文化程度,母親職業,父親溫暖理解、母親溫暖理解、母親過干涉過保護,家庭溝通等都與中學生自我效能感有顯著聯系;多因素逐步回歸分析表明,母親職業、家庭結構、家庭經濟狀況等外環境因素以及母親溫暖理解、母親懲罰嚴厲,家庭溝通等家庭內環境因素對中學生自我效能感有顯著的預測作用;其中家庭經濟狀況還可以通過對母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。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母改性機理進行分析,結果表明,硬脂酸改性絹雲母吸附強度較弱,容易脫附,以物理吸附為主;硅烷改性絹雲母,與絹雲母表面的羥基形成氫鍵,以化學吸附為主;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母表面既有硬脂酸的物理吸附,又有硅烷的化學吸附。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理論的研究,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有知識存量的完整性,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分析相結合、定性分析與定量研究相結合的方法,利用現代企業資源觀理論,在跨國公司海外擴展方式選擇、進入決策、跨國公司母子關系、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有力地解釋當今跨國公司發展的現實和趨勢,給經濟全球化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理論支持與幫助。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
公司擁有一流的生產技術和先進的設備,雄厚的設計能力。公司所設的物理化學檢測室,將產品從原材料的材質分析開始,直到成品后螺母的機械性能測試,一一嚴格把關,保證產品質量。生產的法蘭螺母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。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、母質(巖)常量元素、微量元素、土壤理化性狀、營養元素全量、營養元素有效態、重金屬元素分佈分配特徵的研究,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。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
本文在對現有的研究成果進行分析、借鑒和整合的基礎上,通過對企業集團的治理進行系統和深入的理論分析、通過比較借鑒和個案解剖,找出我國企業集團治理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化,發展控制權市場;構建經濟型的集團治理結構;規范母子公司關系與行為;完善經營者激勵與約束機制等對策建議。分享友人