顯微鏡粒度法 的英文怎麼說

中文拼音 [xiǎnwéijìng]
顯微鏡粒度法 英文
microscopic sizing
  • : Ⅰ形容詞1 (明顯) apparent; obvious; noticeable; evident 2 (有名聲有權勢的) illustrious and inf...
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • : 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)
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 顯微鏡 : microscope
  • 顯微 : microadiography
  1. 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。通過掃描電子觀察的12種本屬藥用植物的花粉均為單花粉,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sfc值和細胞縱、橫向直徑的比值slf值,種間有著差異,每種都有相對恆定范圍值。
  2. Cleanliness test for oil system of gas turbine measuring solid particle contaminant in oil liquid by microscopic counting method

    燃氣輪機.油系統清潔測試.用計數測定油液中固體顆污染
  3. We have found the best ways to optimize the growth of quality zno films and got highly c - axis oriented zno films. the microstructures of the films were observed by afm. after analyzing the crystal structures, the crystal tropism and the surface conformation flatness, we found the result that the substrate temperature of 400 ? is ideal for silicon substrates, which conforms to the result of the structure analyse. by analyzing the magnetism of zno films, we found that the films appropriately doped with fe, co ions have magnetism at room temperature and their magnetism can be improved by doping other little cu ion, but it is not certain that the content of cu is higher, the film has more magnetism, so it has the best content of cu. moreover, the films which have best crystal structures may not have the best magnetism

    我們採用原子力( afm )方觀察薄膜的結構,利用所得的圖象信息對薄膜的晶結構、晶取向、表面形態平整等進行分析討論,認為400的襯底溫對硅襯底薄膜是合適的,與結構分析的結果一致。通過對薄膜磁性能的分析和研究,我們得出一些有意義的結果:適量過渡金屬離子fe 、 co摻雜的zno薄膜,在室溫下具有鐵磁性,而在此基礎上摻入少量的cu離子能改善薄膜的磁性。摻cu量有個最佳值,而且結構最好的薄膜磁性不一定最好。
  4. By sims method, we analyzed the profile distribution of mn and c, found that increasing the annealing temperature is beneficial to the diffusion of mn, but has no influence to c. mfm and squid measurements demonstrate that sub micron single - domain magnetic mnas particles found in sample annealing at 850 for 15s show ferromagnetism at room temperature and have a high curie temperature more than 300k

    利用二次離子質譜方對mn和c在樣品中的分佈進行了研究,發現退火溫的上升,有利於mn的擴散;而對c的分佈影響較小。利用磁力和超導量子干涉儀對樣品的磁性質進行了研究。發現在850 + 15s退火處理的樣品中形成了亞米級單疇磁性mnas子;經測試其在室溫下呈現出鐵磁性,居里溫在300k以上。
  5. Particle size analysis. determination of particle size of powders. optical microscope method

    分析.粉大小的測定.光學
  6. With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance

    在參閱了大量文獻的基礎上,分別採用了球磨乳液、溶膠?凝膠制備了超細二硫化鉬、納米銅子、表面修飾納米二氧化鈦,經原子力測試,獲得的超細二硫化鉬的平均在800nm以內,納米銅子平均約為30nm ,表面修飾納米二氧化鈦平均約為40nm ,在萬能摩擦磨損試驗機上測試了三種子的摩擦學特性,結果表明:在合理的添加濃范圍內,超細二硫化鉬在低載時具有優良的減摩抗磨性能,納米銅在高載時具有比較好的減摩抗磨性能,表面修飾二氧化鈦子因具有有機與無機復合物的特性,從低載到高載都保持穩定的減摩抗磨性能。
  7. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學分方程,並採用goast - redfem積分和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質顆中心達到全熱解的時間,在體視下對不同的生物質顆的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強設計、生產能力設計理論和功率計算方及臨界轉速理論等。
  8. Determined by dsc. whereafter, the surface micro - morphology of both sides of tini sma thin film deposited on glass was investigated by atomic force microscope ( afm ), and the difference of morphology between the two sides is observed. it has been shown that, in the growing surface of sputtered tini film, the trend of grain to accumulating along the normal direction like a column is clearly observed, and the grain is very loose which resulted in more microcavities, but in the surface facing to glass substrate, grain is so compact that there are hardly microcavities

    通過濺射,在玻璃襯底上淀積了tini薄膜,並在600進行了真空退火, dsc測得其馬氏體逆相變峰值溫為75 ,利用原子力,對玻璃基tini形狀記憶合金薄膜的襯底面與生長面進行了表面觀形貌分析,發現:生長面晶呈現出沿薄膜線方向柱狀堆積的趨勢,晶緻密性差,孔洞多;而襯底面晶緻密,幾乎沒有孔洞存在。
  9. Hydraulic fluid power - fluid contamination - determination of particulate contamination by the counting method using a microscope

    液壓流體動力.流體污染.用計數方測定顆污染
  10. Ambient air - determination of numerical concentration of inorganic fibrous particles - scanning electron microscopy method

    環境空氣.無機纖維顆的數值濃的測定.掃描電子檢查
  11. In the present research, scanning electron microscope ( sem ), laser raman spectroscopy ( lrs ), x - ray photoelectron spectroscopy ( xrs ), x - ray diffraction ( xrd ) and electron probe micro analysis ( epma ) were utilized to investigate the difference in micro - structure and elements distribution between domestic and foreign pdcs. combined with analysis on current manufacturing process, the mechanism for the difference was discussed. scanning electron microscope ( sem ), laser granularity analysis, atom emission spectroscopy ( aes ) and plasma emission spectroscopy ( icpaes ) are also utilized to investigate the grain shape and impurities of key material - diamond power

    本課題採用掃描電、拉曼光譜、光電子能譜、 x -射線衍射分析、電子探針等方分析了國內外聚晶金剛石-硬質合金復合片在觀組織結構、元素成分分佈方面的差異,結合對現有燒結工藝的分析,研討了造成這些差異的機理;採用掃描電子、激光分析、原子發射光譜、等離子發射光譜等方對關鍵原材料-金剛石粉的晶形、雜質含量進行了比較分析測試。
  12. The influnence of coupling agent, binders, curing process, formation process and the size of ndfeb powder on ndfeb bonded magnet has been systematically studied by a lot of experiments. the bonded magnet from rapid quenched ndfeb has been produced, and the influence of the technique factors such as coupling agent, coupling process, powder particle size, binder, solidification process, formation process on its properties has been analysised by means of sem, dgn - 3 magnetic properties analysis, compressive strength measurement, etc

    本文通過大量的試驗,對各向同性ndfeb粘結磁體用偶聯劑、粘結劑、固化劑,以及固化工藝、成型工藝及其對磁體性能的影響進行了多方面詳細的研究。在不同工藝條件下制備粘結磁體的基礎上,利用磁性能測試儀、力學性能測試設備和掃描電子等測試分析手段,研究了粘結方制備ndfeb磁性材料的制備工藝,探討了偶聯劑、磁粉、粘結劑、固化劑、固化工藝和模壓工藝等對ndfeb磁體磁性能及力學性能的影響。
  13. Energy spectrometer and atomic absorption spectrum ( aas ) were used to determine their compositions, and scanning electron microscope ( sem ), transmission electron microscopic ( tem ) were used to analysis the appearance of the samples

    用原子吸收分光和能譜確定樣品的組成。掃描電子( sem )和透射電子( tem )分析了樣品的表面形貌及徑特徵。
  14. The planck length is far too small to be within the direct reach of either conventional microscopes or less conventional ones such as high - energy particle colliders ( which probe “ merely ” down to about 10 - 19 meter )

    普朗克長太小了,無以傳統或是較先進的高能子對撞機(僅能探測到10 - 19公尺)直接觀測。
  15. This study we acquired the coding region of hcv ns5b gene by pcr of hcv full length genome and construct the recombinant plasmid pegep n3 - ns5b ; with the different concentration of g418 in the culture medium, we think the selection concentration of g418 for hepg2 cell is 800 g / ml ; the recombinant plasmid was transfected into hepg2 cell by lipofectamine2000 cells containing stable transformants were selected by the ability of resistance to g418 and isolated with the limited dilution. the stably transfected cell line expressing ns5b - egfp fusion protein was obtained by the detection under fluorescence microscope and rt - pcr

    本研究首先從hcv基因組中擴增出nssb基因,構建了nssb基因與報告分子egfp (增強型綠色熒光蛋白)基因的融合基因真核表達質pegfpn30 ;通過含有不同g418濃的培養液培養hepgz細胞,確定了篩選用g4181作濃為800pg ml ;利用脂質體將該重組質轉染hepgz細胞,經過有限稀釋和g4壓力選擇,應用熒光和rtpcr檢測,獲得可穩定表達nssbegfp融合蛋白的hepgz細胞克隆。
  16. To measure the size of ba - ferrite fine magnetic particles, electromagnetic field was employed to drive the fine magnetic particles displace in order, then scanning electron microscope ( sem ) was used to observe and measure the size of ba - ferrite fine magnetic particles

    為了迅速、準確地測定鋇鐵氧體磁粉顆的厚、直徑和厚徑比的統計分佈,採用對磁顆施加外加電磁場的方,使各個磁顆的易磁化軸方向趨於一致,並用掃描電子觀察鋇鐵氧體磁粉顆
  17. If the extra spatial dimension is curled up into a small enough circle, it will have eluded our best microscopes ? that is, the most powerful particle accelerators [ see box on opposite page ]

    如果這個額外的空間維捲曲成足夠小的圈圈,那麼物理學家最好的,也就是威力最強大的子加速器,都將無偵測到它(請見右頁的管弦交錯) 。
  18. Hydraulic fluid systems. fluids. determination of solid particulate contamination by optical microscope and image analysis

    液壓流體動力.流體.用光學和圖象分析測定固體顆污染
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