等球形 的英文怎麼說

中文拼音 [děngqiúxíng]
等球形 英文
equal sphere
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 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...
  • 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
  1. 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ni ( oh ) _ 2 。
  2. On our spherical earth each segment delineates a lune called a time zone.

    在我們這第一個的地上,被劃成月牙的每一個分稱為一個時區。
  3. ( 2 ) pbs nanoparticles with different morphologies, such as shuttle - like, rod - like, needle - like and spherical, were prepared in w / o microemulsion containing non - ionic surfactant op, iso - octyl alcohol ( or n - pentanol ), cyclohexane and aqueous solution

    ( 2 )採用op異辛醇(或正戊醇)環己烷水溶液所成的w o型微乳液作軟模板,合成出了梭、棒狀、針狀和不同貌的pbs納米粒子。
  4. Supply sintered corundum abrasive chips. over ten shapes : triangle, oblique triangle, fan, cylinder, oblique cylinder, rhombus, square, v - shape, ball shape, elliptical, etc

    有十多種狀上百個規格,如:三角斜切三角圓柱斜切圓柱橢圓正方v
  5. Shenzhen chenggong trade co., ltd. supply sintered corundum abrasive chips. over ten shapes : triangle, oblique triangle, fan, cylinder, oblique cylinder, rhombus, square, v - shape, ball shape, elliptical, etc

    有十多種狀上百個規格,如:三角斜切三角圓柱斜切圓柱橢圓正方v
  6. 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貌和大小,得到各種具有特異結構的無機-有機復合材料。
  7. The manufacture system of filament winding ( fw ) and fiber placement ( fp ) is the one of advanced equipment for frp products. it can be used to produce the products of the positive curvature gyration bodies, such as container cylinder, oil tank, tube, orb, cone, assembled body and so on. furthermore, it is more suited to machining some products of the complex bodies such as the surfaces of the negative curvature gyration bodies, the shell components which have slots and reinforced tendons

    纖維纏繞/鋪放聯合製造系統是纖維增強塑料( frp )製品生產的先進製造裝備之一,可用於製造如圓筒容器、儲罐、管、、錐體或組合正曲率回轉體的製品,更適用於製造含有負曲率的回轉體表面、具有深槽、加強筋的殼體構件相對復雜的纖維增強塑料製品。
  8. Chlorella is one kind of sphere single cell fresh water green alga, it includes the rich protein, the vitamin, the mineral substance, food textile fiber, the nucleic acid and the chlorophyll and so on, it is the maintenance promotes our health essential nutrient

    藻是一種單細胞淡水綠藻,它含有豐富的蛋白質、維生素、礦物質、食物纖維、核酸及葉綠素,是維持促進我們健康所不可缺少的營養素。
  9. The results of research reveals the variation disciplinarian and the affected factor, defines the factor limiting the urban regional development. all these offer scientific references for reasonable city planning, municipal building project planning, reasonable arrangement of land use, the confirmation of land use intensity and the improving land use benefit. and a series of methods we have explored can apply the practical manipulation of grading and assessing urban land, which contribute to enhance working efficiency, shorten the time of evaluation, enhance the updating of urban land price, establish a system of dynamic superviso ry control and examination, and enhance accuracy and objectivity of urban land - rated evaluation

    再由檢驗和主成份分析、信度分析、多元回歸分析的技術路線,逐層遞深地解譯影響城市地價的主要因素及相互數量關系,其研究結果揭示了城市地價的變化規律和影響因素、明確了限制城市區域發展的因素,為合理的城市規劃,市政建設項目規劃,合理安排土地用途,確定土地利用強度,提高土地利用效益提供了科學依據,同時探索的系列化方法可直接應用於城市定級估價的實際操作中,有利於提高工作效率,縮短估價時間,提高城市地價的現勢性,建立地價動態監控和測算系統,又可提高城市定級估價的準確度和客觀性,在理論上、學術和實踐上均有積極意義。
  10. Experimental techniques for simulating cavity decoupling explosion in laboratory wear developed, which include a center initiating explosive charge designed in shape of mini - spherical with yield equivalent to 0. 125 ~ 8. 00gtnt, circular electromagnetic particle velocity gages and aluminum bar strain gages measurement techniques, spherical divergent stress waves generator. large amount of tamped and cavity explosion experiments had been made in granite, soil, cement mortar and water media environment, respectively

    本文建立起了包括中心起爆的0 . 125 8 . 00gtnt微型炸藥裝置的研製、圓環電磁粒子速度計及鋁桿應變計測試技術和發散應力波實驗裝置在內的實驗室微型藥量空腔解耦化爆模擬技術,並在花崗巖、土、水泥砂漿和水介質中進行了大量的填實和空腔爆炸實驗研究。
  11. Compression couplings with spherical liner ; equal tees

    襯的壓接管接頭.長度三通連接管
  12. The study results display : the particle shape trends to needle more, the effective permittivity is bigger when the volume of particle is the same. the particle shape trends to penny more, the effective permittivity is bigger when the volume of particle is the same. the dimension of particle does n ' t affect the effective permittivity when the shape of particle is equal

    本文的研究結果表明,對于無殼顆粒復合材料在相同的體積情況下,粒子的狀越是趨于針效介電常數越大;粒子狀越是趨于便士效介電常數越大;比較而言,便士效介電常數大於針的介電常數,而以的介電常數最小。
  13. The space geometry is open and negatively curved as a saddle. if the density equals to the critical density exactly, the space is flat as a sheet of paper. if the density is greater than the critical density, the space geometry is closed and positively curved as a ball

    為負馬鞍的開放宇宙假若密度和臨界密度相,空間曲率為零,宇宙如一張白紙般平坦假若密度高於臨界密度,它則是一個空間曲率為正的封閉宇宙。
  14. Compression couplings with spherical liner ; equal elbows

    襯的壓接管接頭.長度彎管
  15. Compression couplings with spherical liner ; equal crosses

    襯的壓接管接頭.長度四通連接管
  16. The key resources have been changed from tangible things such as labor, capital and land to intangible things such as knowledge, credit and patent. the focus of competition has been changed from cost to response of market and knowledge creation

    化、信息化、網路化的迅速推進,使企業贏得競爭優勢的關鍵資源從傳統的勞動力、資金或土地資源迅速地轉向知識、信譽、專利資源,市場競爭的焦點從已有產品的成本競爭轉向對市場需求的快速反應和知識創新的競爭。
  17. The paper puts forward the clustering algorithm includes : clustering based on grid and iterative, enhanced clustering algorithm base on density and k - medoids, enhanced k - means algorithm ( optimize chooseing consult _ points in iterative process ), enhanced clustering algorithm base on distance. they can overcome many limitations ( some traditional algorithms terminate in local optimization. many results of cluster are roundness, too many times in partition iterative process ), which are related to the static architecture of traditional model

    在傳統聚類演算法的基礎上,結合我們科學數據挖掘的應用對象?分子動力學數據,提出了迭代網格聚類演算法, k -平均和基於密度結合的聚類演算法,迭代過程中優化選擇中心點的k -平均方法,以及改進型的基於距離的聚類演算法模式識別方法,能夠解決傳統演算法帶來的諸多問題(比如一些傳統的聚類演算法常常收斂于局部最優,發現都模式都趨近於,劃分方法中迭代次數過多帶來的效率問題) 。
  18. First, the ray tracing equation and its numeric solution is presented in this paper, then on the base of quasi - parabolic ionosphere model, using the technology of the numeric ray tracing, a ray tracing simulateing platform is established. this platform can simulate the ray tracing for a fixed frequency or sweeping frequencies, also can calculate the group path and the covered region of rays

    首先,本文給出了射線追蹤方程及其數值解法,在對稱準拋物模型背景電離層基礎上,利用數字射線追蹤方法,建立了射線軌跡演示平臺。該平臺可實現定頻或掃頻射線軌跡演示,計算各射線群路徑,覆蓋區域功能。
  19. Abstract : in this paper, the methods including the reduction ball - milling, the optical induction, the chemical reduction, the liquid phase reduction, the liquid - solid phase reduction, the spray pyrolysis, the evaporation and condensation, and the atomization et al. which have been used for preparation of nanometer silver flakes and nanometer spherical silver powders in china since the 1990s were summarized under categories, the features of each method were compared, the development of preparation technology was looked forward to, in the meantime, the present application and potential application of nanometer silver powders were expounded

    摘要:本文分類總結了20世紀90年代以來國內納米片狀銀粉和銀粉的制備方法,包括還原磨法、光誘導法、化學還原法、液相還原法、液-固相還原法、噴霧熱分解法、蒸發冷凝法及霧化法,比較了各種方法的優缺點,展望了納米銀粉制備技術的發展,同時,論述了納米銀粉現有的和潛在的用途。
  20. The tio2 / sio2 particle was characterized with scanning electron microscope ( sem ), infrared spectroscopy and xps. it could be saw from the photo of sem that the compounding particle was still spherical, and there were some tio2 on the surface of sio2 particle. ti - o - si was formed between tio2 and sio2, and this was confirmed by ft - ir analysis

    並運用掃描電鏡、紅外光譜和xps檢測手段對其進行了表徵和測試,從復合粒子的掃描電鏡照片中可以看出,復合粒子仍為,表面包覆一層tio _ 2 ,與載體氧化硅粒子相比,粒徑變化不大;其紅外光譜表明, tio _ 2與載體sio _ 2粒子表面有ti ? o ? si鍵生成,這表明tio _ 2與sio _ 2粒子表面有較強的結合力。
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