物理選擇 的英文怎麼說

中文拼音 [xuǎnzhái]
物理選擇 英文
physical selection
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 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...
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • 物理 : 1. (事物的內在規律) innate laws of things2. (物理學) physics
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合利用及結構的調控管提供依據。
  2. In order to prove the feasibility of the control method mentioned, both the semiphysical test for the plant simulated by analogue computer and the model test for the cantilever beam are designed and finished with the study of the parameter selection in realization

    對離線建模的智能旋翼頻域神經控制方法進行了試驗驗證研究,試驗分兩種情況:以模擬計算機模擬受控對象的半模擬試驗與懸臂梁振動響應控制試驗,並研究了實現中的參數問題。
  3. These confirmed the successful transformation of the a78 - 3 and a78 - 4 on selection medium containing basta. microarray on membranes were fabricated from a set of 384 pinus taeda genes ( cdnas ) related to lignin synthesis, adaptation or primary metabolism for examination of gene expression in the sublines. the results showed : ( 1 ) the correlation coefficients between the transgenic sublines a78 - 3 and a78 - 4 and the untransformed control a95 : 88 : 22 were 0. 8028 - 0. 9028, while those of a78 - 5 are 0. 8897 - 0. 9302

    384個與木質素生合成及植代謝和環境適應性有關的基因或cdna片段構建尼龍晶元膜,並對轉基因細胞亞系a78 - 3 、 a78 - 4和a78 - 5和對照亞系a95 : 88 : 22等培養再生植株進行基因表達的微陣列檢測,結果表明: ( 1 )三個亞系與對照之間的pearson相關系數分別為0 . 8607 、 0 . 7975和0 . 9630 。
  4. Legal affairs on real estate : participate in the design and selection on the real estate investment planning ; participate in the establishment of real estate company ; act as the legal adviser of the real estate company ; assist conducting the transfer out, assignment and mortgage of the right to use the land ; participate in the assignment of real estate project ; participate in the pre - sell, marketing of the real estate, mortgage loan, building leasing ; supply the legal services on real property management

    房地產法律業務:參與房地產投資方案的設計和,參與房地產項目公司的設立,擔任房地產公司的法律顧問,協助辦土地使用權的出讓、轉讓和抵押,參與房地產項目的轉讓,參與房地產預售、銷售、抵押擔保貸款、樓宇租賃,提供業管法律服務。
  5. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生學試驗,利用實驗室現有條件,不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  6. Three types of cuticular thickening at the polar region of the guard cells are observed : slight cuticular thickening ; rod - shaped culicular thickening and rarely t - shaped thickening. with data obtained from the former research and personal observation, the cladistic methods were employed for the phylogenetic analysis of data and trees were rooted by out - group comparison using, the related genus kadsura. as result, a new system of the genus schisamdra michaux was reconstructed, and schisandra michaux was subdivided into 2 subgenus, 3 section, 2 series 10 species in this dissertation

    有關五味子屬植研究的資料,補充搜集近期發表的資料和本人研究所得數據,以種為基本單元,近緣的南五味子屬( kadsura )作為外類群,採用paup4 . 0b4a軟體對本研究得出的性狀數據作分支分析,重建五味子屬的系統發育,修訂和補充五味子屬分類系統,在五味子屬下設2亞屬、 3組、 2系、 10種。
  7. Secondly, after analyzing the strategic relations between the manufacturer and the supplier, the dissertation brings forward that the manufacturer must category the materials and select different supplier to built relations, explains the features and the advantages and disadvantages of strategic partnerships, and bring forward that the manufacturer must give some special request for the supplier strategic partner. thirdly, the dissertation analyses and summarize the existing methods of supplier selection, and point out their disadvantages. then, the dissertation apply the extenics to the dynamic selection model of the strategic supplier, building the evaluation indexes with implication systems, selecting strategic supplier with rhombus thinking method, looking for the suppliers with the extension of the matter - element, selecting the right supplier with the extension evaluating methods, replacing the dissatisfying features with the transformation matter - element method and making it more better

    本文首先對供應鏈管和戰略合作夥伴關系的國內外研究現狀和發展趨勢進行了研究;其次,對製造商和供應商的戰略合作夥伴關系進行分析,指出了製造商需要對采購料分類,針對戰略型戰略合作夥伴建立戰略合作夥伴關系,闡明了建立戰略合作夥伴關系的特徵及優缺點,並提出了製造商對供應商戰略合作夥伴的具體要求;再次,對目前存在的供應商方法進行了深入的分析和總結,指出了不足之處,並提出了應用可拓論進行供應商戰略合作夥伴的思路;然後,應用可拓論建立供應商戰略合作夥伴動態模型,其中,用蘊含系方法建立評價指標體系,用菱形思維建立模型,利用元的可擴性來尋找待評供應商,用可拓評價進行收斂,並用元變換對已經中供應商的不滿意特徵進行變換,使其完善;最後對r企業的供應商戰略合作夥伴進行了本文模型的實證部分,使模型不僅具有論意義,更具有實踐意義。
  8. At the end, the study comes to the conclusion that the physical fundamentals of electromagnetic wave imaging logging are strong, and it is necessary to select the wave working mode and frequency carefully for measuring and displaying the multiphase flowing section in oil wells

    研究結果不僅論證了電磁波成像測井具有堅實的基礎,而且明確了正確測量和顯示井內流體流動截面必須合電磁波的工作模式和頻率。
  9. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山砂和機制砂進行合復配,並合適的外加劑和礦摻合料,優化配合比設計,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。
  10. Conclusions could be drawn out through a positive analysis of some port companies : the factors that have a positive effect on the strategic target are the rate of main business return, the velocity of the assets, while the capital structure and the rate of the increase of the increase of investment have little effect, which illuminate that the port company should focus on the main business to enhance the return of net assets, it also shows that the business of the list port companies is over - concentrated, and should be diversified to lessen the operating risk ; the companies should accelerates the turnover speed of the assets ; the appropriate structure of the assets can bring benefit to a company, but the ultimate approach to enhance the return of the net assets is to look for items with high return ; the sightless investment made the increasing speed of return lag behind the expanding speed of the capital ; and result in no scale economic benefit

    本文通過對部分港口類企業進行計量分析后發現港口企業的資本結構和投資對凈資產收益率沒有顯著的影響,而港口企業收入過分集中。針對未來財務環境發生的變化,本文從戰略財務管的角度對南京港口集團公司提出以下建議:在投資領域,今後應以綜合流為契機,專業化與多元化並重;適度發展集團化經營;優化資源配置,提高資產營運效率。在融資領域,要合融資渠道,降低融資成本,更多關注債務融資;確定合的資本結構,控制負債風險,建立償債保障機制。
  11. Which illuminate that the shipping company should focus on the main business to enhance the return of net assets, it also shows that the business of the list shipping companies is over concentrated, and should be diversified to lessen the operating risk ; the companies should accelerate the turnover speed of the assets ; the appropriate structure of the assets can bring benefit to a company, but the ultimate approach to enhance the return of the net assets is to look for items with high return ; the sightless investment made the increasing speed of return lag behind the expanding speed of the capital, and result in no scale economic benefit

    本文通過對航運類上市公司進行計量分析后發現航運企業的資本結構和投資對凈資產收益率沒有顯著的影響,而航運企業收入過分集中。針對未來財務環境發生的變化,本文從財務戰略管的角度提出以下建議:在投資領域,今後應以綜合流為契機,專業化與多元化並重;適度發展集團化經營;優化資源配置,提高資產營運效率。在融資領域,要合融資渠道,降低融資成本,更多關注債務融資;確定合的資本結構,控制負債風險,建立償債保障機制。
  12. In this paper the research general situation of the resisted oxygen capability of biodegradable engine oil is described. the tribology and lubrication characteristic, lubrication mechanism of the main tribo - pairs of gasoline engine and the biodegradable engine oil " s demands on resisted oxygen capability are analyzed simply. in the paper some additives are chosen reasonable according to the lubrications principal and a lot of data. the uniform design of experiment is used to arrange multi - level and multi - factor experiment

    本文介紹了可生降解潤滑劑抗氧化安定性的研究概況,通過分析汽油機主要摩擦副的摩擦磨損和潤滑狀態以及可生降解潤滑油在抗氧化安定性和可生降解性能方面的要求,在潤滑論的指導下和參閱了大量資料的基礎上,合了各種添加劑。
  13. In view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area, the authors reasonably selected such geophysical techniques as high - density resistivity, ground penetrating radar, transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources, thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan

    摘要針對藍洞水庫均質大壩出現散滲等病險,根據區內各介質性質及地球特徵,合了高密度電阻率、探地雷達、瞬態瑞雷波和自然電場4種探方法進行綜合勘查,查明病險的水源來向,為評估壩體的穩定性和加固處設計提供依據。
  14. Abstract : in view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area, the authors reasonably selected such geophysical techniques as high - density resistivity, ground penetrating radar, transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources, thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan

    文摘:針對藍洞水庫均質大壩出現散滲等病險,根據區內各介質性質及地球特徵,合了高密度電阻率、探地雷達、瞬態瑞雷波和自然電場4種探方法進行綜合勘查,查明病險的水源來向,為評估壩體的穩定性和加固處設計提供依據。
  15. Hydraulic structures, velometers, weirs, and flumes are used to gauge water in many irrigation districts. the fundamental principles and suitable conditions of these water metering methods are introduced in this paper. the main problems in the development of water metering instruments and facilities as well as main causes of difficulty in popularization of the methods in irrigation districts are analysed. it is suggested that selection and construction of water metering facilities should be combined with canal lining in irrigation districts. it is also pointed out that for realization of automation of water metering it is necessary to develop and popularize portable and stationary water metering instruments step by step based on economic development levels in irrigation districts

    介紹利用水工建築、流速儀、堰、槽進行量水的基本原及各自適用條件.從量水儀器、設施的性能、價格及灌區經濟發展水平等方面,分析目前在灌區量水儀器、設施的開發研製方面存在的主要問題,以及灌區量水難以普及的主要原因.提出應結合灌區渠道防滲工程建設,合和建設量水設施,並根據灌區經濟發展水平,分步驟研製和推廣便攜式或固定式量水儀器,最終實現灌區量水自動化的灌區量水實施方案
  16. The formulae for calculating coefficients of performance ( cop ) of metal hydride heat pumps ( mhhp ) for temperature upgrading are proposed after considering practical factors such as heat transfer of metal hydride bed and sensible heat exchange, which provide theoretical bases for reasonable selecting metal hydrides pair and adjusting diversified process parameters of mhhp

    摘要考慮到金屬氫化床的傳熱和換熱器間顯熱回收等實際因素,提出了升溫型金屬氫化熱泵性能系數計算公式,為合金屬氫化對,以及調整熱泵的各種工藝參數提供了論依據。
  17. It is very necessary to apply comprehensive geophysical prospecting methods in order to gain the most effective results in groundwater investigation

    如何針對西部缺水地區水文地質特點,合地球勘探綜合技術方法尋找地下水,提高地下水勘查效率,是水文地質工作面臨的十分重要問題。
  18. In distribution management, reasonable selection of distribution route is the key to successful logistic cost control

    流配送管中,合配送路線是有效控制流成本的關鍵。
  19. Q. how early should a company discuss with fda the company strategy, rationale and what we consider to be an api starting material for filing

    問:什麼時候公司必須和fda討論公司對api起始的戰略,由和因素?
  20. Third party logistics ( tpl or 3pls ) as the main style of modern logistics pushes the development of supply chain management ( scm ) which is one of main styles of modern management. because of tpl high position and importance in the business field, it is very significant to research tpl. the dissertation constructs a way for selecting tpl and the system for evaluating tpl operational performance, researches technologies related to the model and the system in their implementation, and builds an evaluating system management of framework of tpl performance

    作為現代流主要形式的第三方流的出現,推動了供應鏈的發展,而供應鏈是現代管的重要內容,本論文在分析了第三方流企業的發展和在供應鏈中的作用后,提出了基於供應鏈的第三方模型和第三方流活動績效評價模型,研究了實施這些模型的相關技術,構建了基於供應鏈的第三方流績效管的系統框架。
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