徑高比 的英文怎麼說
中文拼音 [jìnggāobǐ]
徑高比
英文
mean-diameter blade length ratio-
The forecast of moving distance of avalanche soils - the ratio of the heights of collapsed part and run - out of avalanche soils is related to slope shapes, avalanche sources, streamwise soil conditions, runoff on foreside, and soil moisture
主要內容如下： ?崩塌土運動距離的預測?崩塌土流高比與斜坡形狀、崩塌源土質及沿程土質條件、坡前徑流及土層含水狀態等有關，並提出了崩塌土流高比公式。Through comparing these modes, we can cone to the conclusion that making the best use of private financing is the fundamental way of resolving higher education financing difficulty at the same time, we also find that the quality of higher education is irrelative with private or public higher education institutes, furthermore, the development of private higher education is helpful for establishment of competition mechanism thus promoting the connection between higher education and market requisition
總結和比較不同模式的特點，我們發現：充分利用民間資金是解決高等教育大眾化過程中經費難題的根本途徑；高等教育質量的高低，與辦學體制並沒有必然聯系，相反，民辦高等教育的發展，有利於激活競爭機制，更好地培養適應社會需求的人才。The following findings are concluded in the historical and comparative analysis : in order to improve the school voucher policy in changing, complete laws, stable revenues, corresponding governmental administration and independent evaluations is indispensable. on the other hand, according to the particular context in china, maybe school voucher can be one of the possible solution to the following problems : balanced development of elementary education, the expansion of vocational high schools and then leading to the appropriate proportion of vocational high schools and common high schools, the increase of investment in private schools, the improvement of in - service teacher education, the guaranteed enrollment of the floating population ' s children
本文從歷史的、比較的角度得出以下結論：為進一步完善長興教育券政策，完備的法令、穩定的財政投入、配套的政府管理與獨立的評估機制必不可少；在中國特定的社會背景中，教育券為促進基礎教育均衡發展、擴展職業高中與平衡普職高比例、拓寬民辦學校投資渠道、完善教師繼續教育培訓機制、解決流動人口子女就學等特定教育問題提供可能的解決途徑。At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers
本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定，對12種乾燥藥材的性狀進行了描述，提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉，萌發孔有3孔型， 3溝型和3孔溝型三種類型；表面紋飾包括網狀紋，條狀?網狀紋，條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析，並進行方法學研究，結果表明，同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值，種間有顯著差異，每種都有相對恆定范圍值。From ansys solver, aluminum alloy rivet ' s minimal ratio is 5 to finally, we have made some experiments by using aluminum alloy and stainless steel rivets
對5mm的鋁合金鉚釘，鉚接變形區最小徑高比為5 ： 4 。使用鋁合金和不銹鋼鉚釘進行電磁鉚接實驗。Elevation differences is small compared with the earth's radius, this is proportional to the height above sea level.
高程差與地球半徑相比顯得很小，它與海洋麵以上的高度成正比。The template must also show the proper size and aspect ratio, otherwise, the template particles must be stable with the matrix at the desired growth temperature and environment
模板顆粒必須具有和pmn - pt類似的晶體結構和晶胞參數；模板顆粒必須具備足夠大的徑高比。This paper analyses the definition of science and technology, relationship between sports and science and technology and the influences of science and technology on track and field and reveals that modern science and technology greatly improves the development of track and field
摘要對科學技術的含義、科學技術與體育運動的關系，以及科學技術對田徑運動的作用進行了分析，揭示了現代科學技術對田徑運動的發展具有重要的推動作用，使運動成績得到進一步提高，比賽更加公平、公正，更加激烈，訓練更加科學化。7 within the range of 0 - 200mm nacl concentration, the ratio between cortical thickness and root got lower ; the growth of stele was stimulated ; vessel dm decreased evidently. in stele, conducting tissue was reduced while the growth of pith was stimulated
隨鹽濃度升高，在0億00inmnaci范圍內根皮層半徑的比重降低，維管束在根中的比重逐漸增加，但輸導組織的比重呈下降趨勢，具貯存功能的髓的發育得到促進，導管口徑變小。Main research contents and achievements of this thesis is as follows : l. this paper carries through particular test and analysis to the basic physical - chemical properties of gaojiawang palygorskite, an environmental mineral fibre, by xay, ir, tem, sem etc. this paper has also discoursed upon the development appliance research status in quo and directions of palygorskite. 2. according to the preceding surface modification research achievements to nonmetal mineral materials, the author combines the self characteristics of palygorskite such as the ratio of length and diameter, typical nano - rank particle diameter, big ratio surface area, well - developed crystal growth imperfection and lattice defect etc. the author also designs organising modification ortho - experimentation of palygorskite by adopting iso - propyl alcohol as thinner of wd - 51 and ndz - 401, and acquires the best craft parameters and craft conditions for gaojiawang palygorskite original ore organising modification, namely : wd - 51 concentration 1. 6 % ( wt % ), modification temperature 120 ?, and modification time 60 mins ; ndz - 401 concentration 2. 0 % ( wt % ), c modification temperature 120, modification time 80 mins
在前人對非金屬礦物材料表面改性的基礎上，結合環境礦物纖維?坡縷石自身的特點（如：長徑比、典型的納米粒徑、大比表面積、發育的晶體生長缺陷和晶格缺陷等） ，通過對坡縷石有機化改性設計正交試驗，採用（ ch _ 3 ） _ 2choh作為稀釋劑，獲得了採用wd - 51和ndz - 401對高家窪坡縷石原礦進行有機化改性的最佳工藝參數和工藝條件，分別為： wd - 51的濃度為1 . 6 （ wt ） ，改性溫度為120 ，改性時間為60min ； ndz - 401的濃度為2 . 0 （ wt ） ，改性溫度為120 ，改性時間為80min 。This dissertation investigates the influences of internal press and missiles shape on deformation and rupture of a multi - span thin - walled metal tube that struck by a large - mass and slow - speed missile transversely. 103 impact tests were conducted on a thin tube ( d / t = 44 ) either empty or filled with water using a missile ( dm / t = 6 ) with various nose shapes ( flat - nosed, hemisphere - nosed and conical - nosed )
採用三種彈體（平頭、半球形和圓錐頭，彈體直徑與管壁厚度之比d _ m t = 6 ）對空管和高壓充水薄壁鋼管（徑厚比d t = 44 ）進行了沖擊破壞實驗，預加工作內壓分別為0mpa ， 5mpa ， 10mpa和15mpa 。The experimental model is a rectangular section of 15. 2 187mm ~ 2, which is composed of two aluminum plates. the angles between the internal netted rib turbulators and the flow direction are 45 ? for the one plate and 60 ? for the other, or both 45 ? for two plates. in the experiment, the re numbers changes from 0. 4 10 ~ 4 1. 5 10 ~ 5, rib width - to - pitch are 0. 25, 0. 3 and 0. 5, rib width - to - height are 0. 25, 0. 3 and 0. 5, the rib height - to - hydraulic diameter ratio is 0. 246
主要研究了在通道進口截面積（即無肋處的截面積） a為15 . 2 187mm ~ 2 、肋高與通道當量直徑之比e / de等於0 . 246 ，實驗雷諾數范圍在0 . 4 10 ~ 4 1 . 5 10 ~ 5之間的情況下，雷諾數re 、肋向角a 、肋寬與肋高之比t / e和肋寬與肋間距之比t / p等參數對通道強化傳熱與流動阻力特性的影響。Beginning with the analysis of the effects, which are brought by the application of only one kind of pore - former and some other operating factors ( such as sintering temperature, warmth retaining time and so on ), on the properties of the beads, e. g., porosity, strength, size distribution of the beads and pores size, etc., these effects are discussed in detail and the relationship between the factors is studied thoroughly. the use of mpf ( multi - pore - former ) is introduced for the first time, which is of the most importance and significance in this paper
研究從造孔劑選用和燒結過程對顆粒的孔隙率、機械強度、孔徑分佈及粒度分佈的影響入手，找出了造孔劑的種類及含量、燒結溫度以及保溫時間等因素對最終所得產品顆粒的性能影響及它們之間的相互關系，並首次提出將造孔劑復配使用來對填充法加以改進，無需擴孔處理，即能直接制備宏孔徑、高強度、小粒度、比表面大的多孔玻璃載體顆粒。Silica - based mesoporous material m41s possesses a series of excellent qualities such as regular arrangement of channels, narrow pore size distribution and tailorable pore size, high specific surface area, huge adsorptive volume and so on. these make the materials have wide application prospect in many fields
硅基介孔材料m41s （ mcm - 4l和mcm一48 ）具有規則的孔道排列、窄的孔徑分佈以及可調的孔徑、高的比表面積和大的吸附容量等優異性能，使得它在諸多領域有著廣闊的應用前景。But because of inorganic particles " smaller dimension, bigger specific surface area, higher interfacial energy, they agglomerate very easily, and consequently ca n ' t exert nanometric effect to full extent
但是由於無機納米粒子粒徑小、比表面積大、表面能高，極易相互團聚，難以最大限度地發揮納米效應。A good forest structure could improve the even degree and range of distribution obviously, and improve the porosity ; the fractal dimension ( fd ) and mean weight diameter ( mwd ) could sign the soil structure feature objectively
良好的林分結構能明顯提高土壤粒徑的分佈均勻程度與范圍，改善土壤孔隙狀況；分形維數和重量平均直徑能比較客觀地表徵土壤結構特徵，是較為理想的土壤結構測定指標。The second chapter shows the synthesis and electrochemical capacitance performance of the mesoporous co ( oh ) 2 in 1 m koh electrolyte. mesoporous co ( oh ) 2 with the high specific area of 283 m2 / g and average pore size of 11 nm by means of the sds as soft template and urea as precipitator was synthesized
第二章為多孔cooh ） 2的制備及其超電容行為:利用十二烷基硫酸鈉為軟模板，尿素為沉澱劑合成了具有高比表面積（ 283m2 / g ） 、平均孔徑為11nm的中孔co （ oh ） 2體相材料。If this big fellow was the whole carlisle track team ， he would be competing agai t an entire lafayette squad
如果卡萊爾田徑隊就只有大個子一人，那他就得和整個拉斐德田徑隊比試高低了。If this big fellow was the whole carlisle track team ， he would be competing against an entire lafayette squad
如果卡萊爾田徑隊就只有大個子一人，那他就得和整個拉斐德田徑隊比試高低了。By analyzing a monofilament cable, it is presented the conclusions that the influencing factors of the load - carrying properties of flexible supporting s stem include the initial prestress the diameter of tension rod or cable, the rise ratio and the height of the structure etc
通過對單根拉索結構的力學分析，提出影響這種結構剛度和承載性能的因素主要包括：初始施加預應力的大小、拉桿（索）的直徑、結構的腹高比以及結構的高度等。分享友人