顆粒組成分析 的英文怎麼說

中文拼音 [chéngfēn]
顆粒組成分析 英文
grain-size analysis
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : 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
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • 顆粒 : 1 (小而圓的東西) pellet; bead; dust; anything small and roundish (as a bean pearl etc )2 (一...
  • 組成 : form; make up; compose; formation; composition; configuration; make-up; compo
  1. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因dna為模板,用甜瓜acc氧化酶基因特異寡核苷酸鏈為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76瓜,並進行了硬度和含糖量的
  2. In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst

    為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高散的pt moo _ x催化劑,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x子大小、散狀態;利用icp - aes定量pt moo _ x催化劑含量;並藉助于電化學方法別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。
  3. Formation methods of the dot fabric were analyzed in this paper from the aspect of the construction of a fabric, including twisting 、 using different raw material of different pyrocondensation 、 fancy yarn

    摘要從織物經緯合角度觀察了點紋織物的形方法,有利用左右捻絲、加捻絲與無捻絲相互配合而的點紋,不同熱縮性能原料並用而的點紋,利用花式紗線而狀點紋。
  4. The particles distributed hi the matrix of grey cast iron, but some contact each other. the composite layer extend gradually into the substrate. when volume fraction of wc is 36 wt % and 27 wt %, the matrix of the composite is high chromium cast iron, consist of white carbide bars and the austenite. wc particles distributed uniformly, retaining approximately quondam granular form in the composite layer which has an evident interface area with the substrate, with good bonding strength

    對不同碳化鎢體積數的灰鐵和低鉻鑄鐵基復合材料的微觀織結構表明:碳化鎢體積數為52時,復合層內基體為灰口鑄鐵織,直接佈在灰鐵基體上,部碳化鎢有相互接觸的現象,基材與復合層之間沒有明顯的過渡;碳化鎢體積數為36 、 27時,復合層內基體為高鉻鑄鐵,由面塊狀的奧氏體和白條狀碳化物,碳化鎢表面固溶於基體織中,形基本保持完整,佈均勻,與基體構冶金結合,基材與復合層之間存在一個明顯的平緩過渡區。
  5. This paper emphasizes the effect of the dissolution of aluminosilicate during diagenesis may provide more radiogenic strontium which would result in a high content of strontium in carbonate rocks. so we should avoid the vein of carbonate and select the samples with less terrigenous clastic, less grain content and lacking calcite cementation collected as analysis samples. the microcrystalline limestone and micro - to fine - crystalline dolomite are rather fairly whole rock samples

    作者還強調了巖過程中由長石等鋁硅酸鹽溶解提供殼源sr所造的碳酸鹽礦物巖蝕變可能表現為較高的sr含量;因此,在用全巖樣品進行旨在反映海水的各種時,應迴避碳酸鹽脈,選擇含陸源碎屑低、數量少、缺乏方解石膠結物的樣品,微晶灰巖或微?粉晶白雲巖是較為理想的全巖樣品。
  6. After the recombinant plasmid pcdna3. 1 / ts87 was identified by digestion of hindlll and bamh i, it transformed into cos7 by lipofectamine. expression product was identified by immunohistochemical method, sds - page and western - blot. the immunocytochemistry result has shown that specific brown - staining grains were found in the cytoplasm of cells transformed by recombinant plasmid versus not seen in cells transformed by pcdna3. 1 or normal cells ; the sds - page result has revealed that a band about 3 8kb was found in cell lysis transformed by recombinant plasmid versus not in cells transformed by pcdnas. l or normal cells ; the western - blot result has showed that only the band about 38kd was recognized by sera from rabbit infected by t. s artificially and sera from rabbit immunized with soluble antigen of t. s and with protein expressed by ts87 gene and by a monoclonal antibody of t. s

    通過細胞的免疫化,細胞裂解物的sds - page電泳, westem - blot檢測目的基因的表達情況。免疫化結果顯示:重轉染的細胞質中有棕褐色,而空載體轉染細胞及正常細胞無此現象;細胞裂解物sds - page電泳結果顯示:只有重轉染的細胞在約38kd處有明顯的蛋白帶,這與理論計算的ts87基因表達蛋白的子量為38kd基本一致; western - blot結果顯示:約38kd的蛋白帶能夠別被旋毛蟲感染兔血清,蟲蟲體可溶性抗原免疫兔血清, ts87基因原核表達蛋白免疫兔血清( ts87血清)以及一株具保護性的旋毛蟲單抗特異識別。
  7. Based on the analysis of sedimentary facies in individual wells and the correlation of three cross sections of sedimentary facies, it is elaborated that sedimentary facies of jianglingjiang formation are vertically and laterally developed within qianwei area. by the method of single - factor analysis, it is pointed out facies distribution of four key formations after thorough study of four geologic factors that could embody sedimentary environment and facies, that is the thickness of formation, grainstone and dolostone, and lithofacies. with the above results, combining with reservoir and structural features, of which the emphasis is the reservoir characteristics of different rock and microfacies types, it is pointed out favorable reservoir zones, by the method of multi - factors superposition

    採用單因素法,選取並研究地層厚度、巖厚度、白雲巖厚度和區域巖相等四種能反映沉積環境和沉積相的地質因素,指出了四個重點層段的沉積相平面佈特徵;根據沉積相的研究果,結合儲層特徵和構造發育特徵,著重討論了不同巖石類型和微相類型的儲集特徵,採用多因素疊合法對犍為地區嘉陵江有利儲集相帶進行了預測,指出了有利儲集相帶的佈。
  8. Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information

    本文的研究工作主要包括以下五個部:首先,介紹航空發動機常見的磨損故障類型,研究磨損故障的失效機理,的產生機理、類以及形態特徵:其次,針對傳統鐵譜技術的缺點,引入圖像技術,再結合特徵參數優化篩選,形基於圖像的磨顯微形態學特徵描述方法:然後,基於提取到的磨形態特徵信息,應用模式識別方法完自動識別,並根據摩擦學的基本原理進行航空發動機磨損故障的診斷與定位:再后,鑒于單一方法不能提取足夠的故障徵兆信息進行磨損故障診斷,本文引入信息融合技術,開展航空發動機多故障徵兆信息綜合診斷方法的研究與探索;最後,基於航空發動機滑油光譜與鐵譜數據,應用時序模型、灰色模型以及合模型進行磨損故障的預測方法研究。
  9. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路線為:選用納米級al _ 2o _ 3陶瓷作為增強相,在超聲波的環境中用化學鍍的方法完對納米al _ 2o _ 3陶瓷表面的金屬銅包覆,採用熱壓燒結型技術以復合粉末為原料制備納米al _ 2o _ 3陶瓷增強銅基復合材料,研究復合材料的織結構、硬度以及緻密度,對試樣進行了干滑動摩擦磨損實驗。
  10. By means of sem, tem, laser scattered particle analyzer, etc., the formation mechanism of ultrafine sio2 particle was studied. it was found that at the initial stage, the sio2 particle consisted of some minicrystal, but after the initial stage the sio2 particle was formed by some soluble aggregated substance growing on the surface of the early particle

    運用掃描電鏡、透射電鏡、激光儀等檢測手段,探討了體系中超細二氧化硅的形機理和過程,指出超細二氧化硅子前期是由體系中的微晶核,中後期則由體系中的可溶性縮合物在其表面生長而
  11. Abstract : this paper analyzed the fractal features of particle size distribution ( psd ) of soils in china

    文摘:以土壤數據為基礎,了我國土壤形維數。
  12. The experimental analysis results show that the gas and solids phases local flow structure of cfb riser are composed of dilute phase ( continuous phase ) and dense phase ( discontinuous phase, cluster )

    實驗數據表明,循環流化床提升管中氣、固兩相的局部結構是由稀相為連續相、濃相(聚集物)為散相的。
  13. Under the direction of chinese soil taxonomy, part purple soils developed on the purplish standstones of j2 # j3 in sichuan basin were systematically studiedaccording to natural landscape, profile modality and quick - test, applying to methods statistic analysis and system integration, main affecting factors, indexs of soil series taxonomy and retrieval orders were systematically discussed. the results showed : 1 ) organic substance, total nityogen, total phosphate, total potassium and particle size composition were distinctly related with many soil characters. organic substance, calcium carbonate, available phosphate # size composition were much different in all swatches. besides, soil structure and the depth had profound affection to it. 2 ) affecting factors : soil structure, texture style and organic substance phosphorous

    本文以土壤系統類理論為指導,以四川盆地侏羅系蓬萊鎮、沙溪廟和遂寧紫色巖上發育形的部紫色土為研究對象,利用spss統計軟體相關功能,結合供試土壤的自然景觀、剖面形態和室內測定的理化性質,對土系化的影響因子、土系劃指標和檢索順序進行了系統的探討,結論如下: ( 1 ) 、供試紫色土中有機質、全氮、全磷、全鉀和與多個土壤性質均呈顯著或極顯著相關;有機質、碳酸鈣、有效磷、等性質在供試土壤方差中變異系數均較大;土體構型及土體的深度對土壤性質也有深刻影響。
  14. The factors effecting on tio2 particles grain and phase compose are discussed. the detailed process of forming tio2 particles are analyzed

    討論了影響合tio _ 2徑大小的因素和納米tio _ 2的相,對tio _ 2的具體過程進行了
  15. It is proved by quantitative analysis that with the content of titanium lower and tungsten higher in the alloy, the proportion of titanium to tungsten lowers little by little in the ( tiw ) c reforcement ; particles are smaller in size and more in quantity in 10vol % composites than in 20vol % one

    在前一部的研究基礎之上,得出:在本實驗條件下,當熔體的熔煉溫度較低時,熔體中增強的數量少、尺寸大(黑心大) 、並有大量的共晶織。
  16. The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et

    公路沿線廣泛佈有昔格達地層,昔格達地層能否用作高速公路路基填料,國內沒有先例,本論文就是結合導師的科研項目,在非典期間,現場長達5個月的工作,完了從試驗、現場施工工藝到路堤層沉降監測等工作,是面對生產實際,認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有:對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的,研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響,通過地區地震活動頻繁,差異沉降較大,對公路建設、安全運行和沿線構築物設計有較大影響;由於昔格達地層在有些路段作為地基、有些作為路基,對其基本性質進行了研究:包括天然密度、含水量、塑液限、級配等指標的試驗研究。研究果表明:昔格達地層為湖相沉積,主要為砂巖和泥巖,它以細為主,同時粘的存在,使其具有一定粘性。
  17. The recent research status on tungsten heavy alloys was reviewed. the methods to improve the properties of tungsten alloys, including the changes of tungsten particle size, component, content of matrix and the improvements of sintering technics, were also discussed in details. at the same time, some advanced overseas penetrators were introduced and research directions of tungsten alloy materials were pointed out in this paper

    主要介紹高密度鎢合金穿甲彈材料侵徹性能的國內外研究發展狀況,從改變合金中鎢性質、粘結相與含量,以及結合工藝改善的角度,總結目前國內外改善高密度鎢合金侵徹性能的主要途徑,並對當前國外先進鎢合金穿甲彈產品的材料、制備工藝及侵徹效果進行了簡要介紹和;同時針對國外穿甲彈的研究概況和發展趨勢,提出我國今後研究和開發新型高侵徹性能鎢合金穿甲彈的主要研究方向。
  18. Examined by tem, the production was slice shape in which there are many fine grains and the size of slices is 200nm ~ 2 u m and the most part of it is 500nm when the quality match ratio of aluminum nitrate and urea was 2. 5 : 1 and raw materials was ignited at 500 c. the size of slices is 200nm ~ 400nm when the quality match ratio of aluminum nitrate and urea was 2. 5 : 1 and raw materials was ignited at 300c

    經tem發現產物形貌呈片狀,當硝酸鋁和尿素在質量配比為2 . 5 : 1 ,在500點燃時片狀產物尺寸約為200nm 2 m ,其中大部徑約為500nm ,當硝酸鋁和尿素在質量配比為2 . 5 : 1 ,在300點燃時產物尺寸約為200nm 400nm ,片狀產物內部由細小
  19. Through rainfall simulating under laboratory, and making slice of sampling, the project researched in the soil crust development, and studied the dynamic rule of erosion factors which were raining and soil erosion factors during soil crust development. in the same time, the research was to find the critical condition of all factors in the process of soil crusting, and to filter the critical factor that could affect soil surface crust

    本文採用人工模擬降雨方法,通過采樣製作土壤切片,觀察表土結皮在不同條件下發育的微形態特徵,研究降雨、土壤等侵蝕產沙因子在表土結皮發育過程中的動態響應規律,界定表土結皮發育過程中各因子的臨界條件,篩選有關土壤、結構特徵等物理化學性質對表土結皮形影響的關鍵因子。
  20. Using this new analysis method, the component of partially nitrided titanium pellet for different positions in the direction of pellet thickness can be determined and the reaction model for the nitridation of titanium pellet can be predicted

    利用此一新的技巧,我們可以對部氮化反應的金屬鈦做不同位置之,藉由此一定量方法,即可判斷金屬鈦氮化反應在不同反應條件下之反應模式。
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