球形物件 的英文怎麼說
中文拼音 [qiúxíngwùjiàn]
球形物件
英文
bulb- 球 : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
- 物 : 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...
- 件 : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
- 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
- 物件 : thing; article
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The effects of main process factors such as feeding mode, reaction ph values, and ratio of ammonia and nickel ion, reaction time, agitation, reaction temperature and aging et al on the crystallization course and physical properties of nickel hydroxide were studied in detail. at last, we acquired the optimal preparation parameters, the spherical nickel hydroxide with high tap density and crystalloid degree, perfect flow ability were prepared
在研究加料方式,氨水的加入量,反應時間、體系ph值、反應溫度、攪拌、陳化等主要工藝條件對ni ( oh ) _ 2結晶過程和物理性能影響的基礎上,確定了較優的工藝參數,制備出了堆積密度和結晶緻密程度較高、流動性較好的球形ni ( oh ) _ 2 。A i med at the badu ( k343 ) i arge seale i andslide in the nankun railway, geophysical exploration techniques such as seismic reflection of high resolution and geological radar are appi ied to detect the geologic characteristics of the landslide mass including 3d - conformation, perimeter, geometric parameters, si ippage pattern and distribution of displacement field in this dissertation. besides, acoustic method is used for detection of the former anti - slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations
本文針對南昆鐵路八渡( k343 )大型滑坡,運用高解析度反射地震、地質雷達等地球物理探測技術對滑坡體地質進行了詳細的勘測,揭示了八渡滑坡體的空間形態、邊界與幾何參數、滑動方式以及位移場分佈特徵;同時,利用聲波探測對原抗滑樁進行了檢測,分析了失效原因,並查清了擬建抗滑樁地段的地質條件。The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures
在反相乳液聚合條件下,通過控制反應條件可以得到體積不同、交聯度不同的近乎單分散的微凝膠,如同分子篩、單(多)分子膜、囊泡、液晶、微乳液、膠束、生物大分子等可作為微納米無機材料合成模板一樣,高分子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向作用,從而控制所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。Under better experiment conditions, the finally production fe has about 100nm diameter, oxygen content 2. 0 %, uniform, almost sphere. the results in this paper have shown that super fine powder of fe can be prepared by this route. this make the scientific bases for reusing of feso _ 4. 7h _ 2o and
經檢測,在較佳前驅體制備條件和較佳還原、鈍化條件下,本工藝的最終產物- fe粒度在100nm左右,均勻,近球形,氧含量2 . 0 %左右。The study covers regional geology, the physicochemical conditions of cu - ag polymetallic mineralization area, transport forms of copper and silver, the ore - forming geochemical mechanism of cu & ag, the geochemical characters of major element, trace element and lanthanon in mineralization field, the ore - forming age and geochemical mode, and so on
研究內容包括:區域地質和礦田地質,銅銀多金屬礦形成的物理化學條件,銅銀遷移形式,銅銀富集的地球化學機理,礦田常量元素、微量元素和稀土元素地球化學特徵,白秧坪銅銀多金屬礦田成礦時代和地球化學模式等。The formation process of green loose stone, be called an outside to living to pour to filter on the geology because of, matching these conditional rocks is the volcano of the acidity jet of rock with contain rich mineral apatite of granite, be matching these conditions to become on the earth green loose the mineral of stone is rare scarcity, is a very precious rare jewelry
綠松石的形成過程,地質上稱為外生淋濾成因,符合這些條件的巖石是酸性的火山噴出的巖和含富礦物磷灰石的花崗巖,在地球上,符合這些條件成為綠松石的礦物罕見稀少,是很珍貴的稀有珍寶Second, i transform seismic - electrical data and volcano data worldwide from 1991 to 1999 to appropriate statistic models and analyze them by using the theories of random process and correlation. the results of the study testify that it is correlative between the seismic - electrical abnormal rectangle pulsation signals and volcano eruptions. so the study is a useful exploration for which whether we can monitor and observe worldwide volcanic activity in the whole
接下來應用隨機過程與相關理論的知識,以1991年1月1日至1999年12月31日為統計時間段,以北京工業大學地震研究所南北方向地電脈沖儀所記錄到的地電異常矩形脈沖信號和全球范圍內的火山噴發事件為研究對象;抽取適合分析、又具物理意義的多個統計模型;並對信號模型與噴發模型間進行了詳盡的相關性分析。Advanced apparatus and instruments should be used to strengthen abstraction and identification of environmental geochemistry information, and to reveal the formation mechanism of acid mine drainage under complex conditions, to reveal speciation and transformation of heavy metals in acid mine drainage and their ecological effect, and establish the geochemical model to predict and prevent the formation of acid mine drainage
文章述評了這三種污染源的環境地球化學效應,提出需要進一步加強礦山環境的礦物轉化過程中環境地球化學信息的提取和識別,揭示復雜條件下酸性礦山廢水中金屬的形態、轉化過程及其生態效應,建立相應地球化學演化模型,為礦山環境治理提供理論依據。The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation
對復合微球形成機理的研究表明,尿素和甲醛在酸性條件下自身聚合可以形成高分子微球,在sio _ 2酸性溶膠中發生聚和反應時,隨著反應的進行,齊聚物不斷生成, sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上,當聚合物鏈達到沉澱臨界鏈長時,由於相分離作用,從前驅物溶液中析出,同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中,隨之沉澱出來,形成脲醛sio _ 2復合微球。In this study, systems of rapid propagation of the cultivars such as d. zingiberensis, d. panthaica and d. composite were setup to find the best way to meet the need of producing, and to establish the base of introduction, breeding and cultivar improvement of foreign dioscorea with high diosgenin ; in addition, there are two strategies to obtain polyploids combining with chromosome engineering : screeding natural mutations and mutation breeding were carred out on d. zmgiberensis. exploratively studies were done on rapid propagation of the three dioscorea plants. the result showed : explants of d. pathaica obtained the appreciate propagation efficency on ms + ba1. 0mg / l + naa0. 1mg / l, ms basic medium containing 6. 0mg - 1 ba, l. 0mg - 1 kt and sucrose at 30gl - 1 or 60g1 - 1 was the appreciate medium for microtuberization
三種薯蕷屬植物離體再生體系培養條件的探索試驗結果表明:黃山藥外植體適宜的增殖培養基為ms + ba1 . 0mg / l + naa0 . 1mg / l ,微型塊莖誘導為ms + ba6 . 0mg / l + kt1 . 0mg / l + 3蔗糖,高濃度的蔗糖含量( 6 )能提高微型薯蕷的誘導率,但對其誘導起關鍵作用的還是ba的濃度;菊葉薯蕷增殖效果較好的培養基為ms + ba1 . 0mg / l ,以ms培養基為誘導微型薯蕷的最佳選擇,誘導率可達50 ;盾葉薯蕷最適宜的增殖培養基為ms + ba2 . 0mg / l ,在誘導微型薯蕷的實驗中發現,當ba濃度為6 . 0mg / l和8 . 0mg / l時, 15d左右節間處膨大形成綠色圓球狀小塊,但繼續培養其上則開始分化芽。Point diffraction interferometer - a physical idea, is invented by smartt and strong in 1972, advanced by smartt and steel, and used to test astronomical telescope, it has simple structure and has not special demand to source. recently. with the development of fiber ' s manufacture and coupling technology. the simple modern fiber ' s center is smaller than before, this make it possible to progress fiber point diffraction interferometer ( pdi ), in addition to test convergent wavefront, it can test the reflective concave. the excellence of pdi is that it does not need standard mirror. in intereference testing, the standard mirror is the main reason which limit the improvement of precision, pdi can avoid difficulty to provide the wide future for high precision testing. pdi, which produce the standard sphere wavefront, is an instrument which realize the phase shifting with piezoelectric transducer ( pzt ), and collect the interferogram with ccd, in this paper, a adjusting methord is described, then data processing is obtained
點衍射干涉儀這一物理思想,早在1972年smartt和strong就已發明,由smartt和steel做了進一步發展,並成功的用於檢測天文望遠鏡,它結構簡單,對光源沒有特殊要求,近年來,由於光纖製造工藝以及耦合技術的發展,單模光纖纖芯不斷縮小,為光纖點衍射干涉儀得以發展提供了前提條件,該干涉儀由激光照明,除了檢測會聚波前外,還可以用來檢測反射凹球面,進而應用到單個面形的檢測;另外,光纖點衍射干涉儀最大的優點是不需要標準鏡,在干涉檢測中,標準鏡是檢測精度受限的很大原因,光纖點衍射干涉儀能繞開這一難度,為進行高精度的光學檢測提供了廣闊的前景。Fine ni3al powders with an average grain size of 6. 1 m were firstly prepared by shs method and mechanical grinding for 36ks with the ratio of ball to powder at 3. 5. the effects of grinding condition and heat treatment technique on the morphology, microstructure and composition as well as crystal structure of the prepared ni3al powders were discussed
首先採用機械粉碎法在36ks的粉碎時間和球料比為3 . 5的工藝條件下獲得了平均粒度為6 . 1 m左右的ni _ 3al微粉,重點討論了粉碎條件及熱處理工藝對ni _ 3al微粉的形貌、微觀結構、物相組成和晶體結構等的影響。As for the change of reaction temperature, a good appearance of microspheres will be observed. after heat treatment we obtain the mesoporous sio2 microspheres, the morphology, size and size distribution of microspheres before and after sintering were investigated by using the scanning electron microscopy ( sem ). the desorption of water and ethanol and decompostion of polymers in microspheres were analyzed by using tg - dsc machine
當r 1時將導致微球產生破裂,而r 4時則生成凝膠狀物質;其他條件不變時,微球形貌隨ph值的增大逐漸變差,最終破裂;乙醇含量增大時,微球粒徑逐漸增大;而隨著反應時間的進行,顆粒逐漸長大,微球形貌不斷完善,表面逐漸平滑;反應溫度的變化會得到更光滑的微球表面,微球粒徑隨之增大。The results shows that the community richness, species diversity indices and evenness of tree layer and shrub layer share the same order, of which is higher in pure limestone region than that of in pure dolomite region, but it reverse in herb layer ; the coefficient of similarity is considerably low between all plots, while species turnover rate is quite high among the plots and is higher in dolomite region than that of in limestone ; in different karst regions, karst processing leads to niches diversity characterized by special morphologies and special element geochamical features, and therefore affect the dynamic and features of plant communities
我們在最有代表性之一的貴州茂蘭喀斯特森林保護區選取純灰巖和純白雲巖兩種巖性的喀斯特環境,對其元素地球化學特徵及其中原生性植物群落的相異性和物種多樣性進行了對比,結果發現:不同巖性區域多樣性:喬木層和灌木層為純灰巖區純白雲巖區,草本層為純白雲巖區純灰巖區,總體上純灰巖區的高於純白雲巖區的;各樣地間的相似性系數都很低,相同巖性類型內的明顯高於不同巖性類型之間的相似度;物種周轉率高,且白雲巖區高於石灰巖區,種類組成差異明顯;喀斯特區可溶巖地球化學背景通過喀斯特作用導致特殊的地形條件與元素地球化學特徵,並引起局部小生境的分異從而影響植物群落特徵。There have been many questions about the petroleum pool formation conditions and models for this area since the first well was drilled in 1988, which has had an great influence on the further petroleum exploration and development. in this study, a method with the combination of petroleum geology, sequence stratigrapy, organic geochemistry and geophysics, based on drilled core analysis data, well data and seismic sections, has been applied to investigate the petroleum pool formation conditions and models in this area, and the following results and recognition have been obtained : ( 1 ). the lower tertiary strata are subdivided into two sequences and seven systems
本研究以鉆井取心分析資料、測井數據、地震資料為基礎,綜合利用沉積學、層序地層學、石油地質學、地球物理學、有機地球化學等多門學科的有關理論和研究方法,通過對埕島東斜坡區油氣藏形成條件和模式研究,主要取得了以下幾個方面成果和認識: ( 1 )埕島東斜坡地區下第三系共劃分兩個層序、七個體系域,其中沙一段至東三段中下部沉積為層序,東三段上部至東一段為層序。The optimal preparing conditions were found to be as follows : the initial viscosity of cellulose xanthate ranging from 5, 000 to 8, 000 cst, the mixture of pump oil and chlorobenzene with a 6 : 1 mass ratio as disperse phase, the mass ratio of disperse phase to water phase at 6 : 1, the mixing speed at 350 ~ 400 rpm
詳細研究了一些影響復合微球形成的因素,得到較優的工藝條件為:纖維素黃原酸酯粘膠粘度為5000 8000cst ,分散相為6 : 1 ( w w )泵油和氯苯混合物,攪拌速度為350 400rpm 。There are two series of cu, au deposits, the stratiformed deposits and the intrusive - related ones in the mineralization belt of the middle and lower reaches of the yangtze river area. comparative studies on forming geodynamic backgrounds, geological and geochemical conditions of the ore - forming systems have been undertaken in this paper. the stratiformed deposits were formed in hercynian period by submarine exhalation - sedimentation sedex of hot brine through the synchronous basement faults in a tensional environmental, and the intrusive - related deposits were formed in yenshanian in a tensional or a transitional period to tensional environment during the upper mantle doming by water - rock interaction and complex transport - chemical reaction dynamic processes, the ore - forming fluids were mainly magmatic water from melt - fluid partition and some meteoric water
成礦流體系統形成的地球動力學背景及地質地球化學條件對比研究表明,賦存於石炭系中的層狀銅金礦床是海西期拉張背景下熱鹵水沿同生斷裂經噴流作用形成的海底噴流熱水沉積礦床與燕山期中酸性侵入巖有關的銅金礦床是在上地幔隆起張性或向張性過渡背景下形成的,是中酸性巖漿經熔體流體分離作用形成的巖漿熱液與大氣降水混合,經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。The formation and evolution of sequence stratigraphy of middle - upper jurassic series is affected by change of global sea level, tectonic uplift and subsidence, sedimentary supply and climate conditions
中?上侏羅統層序地層的形成演化受全球海平面變化、構造隆升與沉降、沉積物供給以及氣候條件的綜合影響。Though originally meant for automotive springs, gaskets and the like, the patented metal compositions are too costly for anything other than specialized premium applications such as microscrews, shape - recovery eyeglass frames ( in production ), medical implants and catheters, heat - tolerant springs for spacecraft, even long - hitting golf clubs
雖然這項發明原來是針對汽車的彈簧、墊圈和類似的零件,但是此種專利金屬材料太過昂貴,只能用在非常特殊的高級零件,例如微形螺絲、能自動恢復形狀的眼鏡框(已量產) 、醫療用植入物及導管、太空船用的耐熱彈簧,甚至是揮長桿用的高爾夫球桿。So this paper bring forward several new concepts and new terms, and give the whole defmations to their physical meanings ; advance the conditions of right gearing mesh and continuous drive ; prove out that a pair of ring involute tooth forms are conjugated and that they can achieve precise spherical motion of constant transmitting ratio employing the space mesh theory
為此,本文首次提出了球齒輪傳動中若干新概念,新名詞,並對物理含義作了完整的定義;提出了球齒輪機構的正確嚙合條件和連續傳動條件;利用空間嚙合理論,證明了一對漸開線環形齒廓互為共軛齒廓,能實現精確的定傳動比球面運動。分享友人