顯得微小 的英文怎麼說

中文拼音 [xiǎndewéixiǎo]
顯得微小 英文
belittle
  • : Ⅰ形容詞1 (明顯) apparent; obvious; noticeable; evident 2 (有名聲有權勢的) illustrious and inf...
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  • 顯得 : look; seem; appear
  1. When the specimens are deformed in a long time at the optimal superplastic deformation condition, the microstructure is coarsened sharply. if the deformation time is shortened properly or the deformation temperature is decreased appropriately or strain rate is increased, homogeneous and fine equiaxed crystal microstructure can be obtained

    在最佳超塑性條件下長時間變形時,合金組織將發生明粗化,適當縮短變形時間、或適當降低超塑變形溫度及提高應變速率,可到均勻細的等軸組織。
  2. The quality of buffer layer and thin films was analyzed by afm, xrd, rheed and xps respectively. the effect of the experimental parameters such as carbonization time, working pressure, c source gas flow rate, carbonization temperature, different carbonization gas and substrate on the carbonization process was studied firstly. it was observed that the size of particles was increased with the increase of carbonization time and the rms was opposite, but the trend was reduced while the carbonization time was long enough ; the size of particles was increased with the increase of working pressure too, and choosing a proper working pressure could get a smooth surface ; the size of particles was unobviously changed while the gas flow rate was low, but it was notability increased with the increase of gas flow rate while the gas flow rate was high enough, and a smooth surface could be also obtained by choosing a proper gas flow rate ; with the increase of carbonization temperature, the size of particles was increased, the rms is decreased and a good single - crystalline carbonization layer could be obtained, but a rough surface was formed at a excessive high temperature ; the rms of

    對于碳化工藝,側重研究了碳化時間、反應室氣壓、 c源氣體的流量、碳化溫度以及不同種類的c源氣體、基片取向等因素對碳化層質量的影響,研究結果表明:隨著碳化時間的增長,碳化層的晶粒尺寸隨之變大,表面粗糙度隨之降低,但當碳化到一定時間之後,碳化反應減緩,碳化層的晶粒尺寸以及表面粗糙度的變化幅度變;碳化層的晶粒尺寸隨反應室氣壓的升高而變大,適中的反應室氣壓可到表面比較平整的碳化層;在c源氣體的流量相對較時,碳化層的晶粒尺寸隨氣體流量的變化不明,但當氣體流量增大到一定程度時,碳化層的晶粒尺寸隨氣體流量的增大而明變大,同時,適中的氣體流量到的碳化層表面粗糙度較低;碳化溫度較低時,碳化層的晶粒取向不明,隨著碳化溫度的升高,碳化層的晶粒尺寸明變大,且有弱的單晶取向出現,但取向較差,同時,適中的碳化溫度可到表面平整的碳化層;相比于c _ 2h _ 2 ,以ch _ 4作為c源氣體時到的碳化層表面平整多;比起si ( 100 ) ,選用si ( 111 )作為基片生長的碳化層的晶粒取向一致性明更好。
  3. The results indicated : ( 1 ) during the jointing stage of winter wheat, the differences of catalase activity among different measures of soil water utilization are significant in shallow soil, in which the catalase activity of furrow planting with straw mulch is the highest and that of row - spacing - reduced and close planting is the lowest ; ( 2 ) the trends of catalase activity versus depth are almost the same for different treatments, looking like an inverse s ; ( 3 ) for furrow growing without mulch, the activity of soil catalase in the furrow is higher than that in the ridge ; ( 4 ) soil catalase activity reflects some effects from different techniques of soil water utilization and may be used as a indicator for micro - eco - environment in the fields

    初步分析出: ( 1 )冬麥拔節期,採用不同土壤水利用技術的冬麥田淺層土壤過氧化氫酶活性差異明,以溝播不蓋秸稈處理的過氧化氫酶活性最強,縮行密植處理的最弱; ( 2 )土壤過氧化氫酶活性隨深度的變化趨勢大體一致,呈反s形; ( 3 )溝播不蓋秸稈處理溝中土壤過氧化氫酶活性明高於壟上; ( 4 )土壤過氧化氫酶對於田間生態環境具有指示作用,在一定程度上反映了土壤水利用技術對生態環境的影響。
  4. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作出如下結論: ( 1 )大氣氣體的波吸收在測雲波段產生明的衰減,其中水汽衰減效應變化很大;即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案; ( 2 ) 37ghz和94ghz雷達測雲,由於大氣和雲衰減不同和雷達反射率的很大差異,導致雷達回波信號強弱不同; ( 3 )對雲層較薄、含水量較少的雲,在不計雷達參數的情況下, 37ghz雷達回波信號不如94ghz測雲雷達,也就是說94ghz對薄雲有更強的探測能力;對雲層較厚、含水量大的雲,由於強衰減的作用, 94ghz雷達回波信號於37ghz雷達; ( 4 )從大氣衰減的不利因素方面考慮,空間94ghz雷達測高層薄雲的效果最好;測低層薄雲時需要考慮氣體衰減訂正;因濃厚雲的強衰減作用,探測其中下部的能力大大減弱,不僅要進行衰減訂正,而且要藉助其他信息來反演整個雲層的含水量垂直分佈; ( 5 )為了獲從極薄到極濃厚雲的垂直分佈探測能力,未來測雲雷達系統最好採用雙波長甚至三波長(如94 、 37和13ghz ) 。
  5. Electro - hydraulic servo control ' s technology becomes an important constitute of modern time control technology as a bridge between the micro - electronics, computer technology and electro - hydraulic control technology. for electro - hydraulic servo control ' s technology has the advantage of fine linearity, little deadband, high sensitivity, fine dynamic performance, rapid respond, high precision and so on, it is used in many fields

    電液伺服控制技術作為現代電子技術、計算機技術和液壓技術的橋梁,已經成為現代控制技術的重要組成部分。由於它具有線性好、死區、靈敏度高、動態性能好、響應快、精度高等著優點,因而到了廣泛的應用。
  6. According to the experimental data of droplet size 、 particle spectrum range 、 droplet cone shape 、 flow rate 、 cover area and cover area rate which obtained through changing the pressure of power sprayer and the nozzle diameter in greenhouse , this paper made comparative analysis on atomizing performance in same pressure and different nozzle type between same nozzle type and different pressure. the conclusion is that : the ejection rate and the droplet cone shape change with the variation of pressure and nozzle diameter , average particle diameter decreases obviously and particle quantity increases obviously with the increase of pressure and decrease of nozzle diameter. these results will lay experimental foundation for precise spraying 、 low pollution and highly effective operation

    本文根據溫室內動力噴霧機壓力與噴嘴孔徑的變化影響霧滴大、粒譜范圍、霧錐形狀、流量、覆蓋面積及覆蓋面積率的試驗數據,對相同壓力下不同噴嘴型號和相同噴嘴型號時壓力不同時的粒化性能進行對比分析和研究,到如下結論噴出量與霧錐形狀隨著壓力和噴嘴孔徑大變化而變化;平均粒徑隨著壓力的增加和噴嘴孔徑的減而明;粒數隨著壓力的增加和噴嘴孔徑的減而明增多,為精噴量、低污染、高防效的防除作業奠定了實驗基礎。
  7. The book is tinier than two cited in the guinness book of world records as the world ' s smallest, a copy of the new testament of the king james bible, made in 2001, and a 2002 production of anton chekhov ' s " chameleon ", the researchers said

    周三,加拿大研究人員製作出世界上最的圖書蘿卜城的teeny ted 。這本書大僅有0 . 07 0 . 10毫米,文字是用鎵離子光束刻在片結晶硅上的,看時候需要動用電子鏡。
  8. And then one by one they got up and stood, and went a - weaving around the ring so gentle and wavy and graceful, the men looking ever so tall and airy and straight, with their heads bobbing and skimming along, away up there under the tent - roof, and every lady s rose - leafy dress flapping soft and silky around her hips, and she looking like the most loveliest parasol

    隨后他們一個個挺直身子,在馬上站立了起來,圍著那個圓圈兜圈子,那麼輕盈,那麼波蕩漾般地起起伏伏,又極其典雅。男子又高又挺又靈巧,他們的腦袋在篷帳頂下飄逸地浮動。那些女士,一個個穿著玫瑰花瓣似的衣裳,裹住了她們的下身,正輕盈地絲光閃閃地飄動,看上去象一把一把最可愛的陽傘。
  9. The morphology of single cell and the ultrastructure of cell membrane were observed. by means of afm, the ultra - thin sections of murine es cells were investigated in order to make afm capable of gaining the information of the inner structure of cells. in addition, the morphological changes and damaging effect of trichosanthin ( tcs ) on red blood cell ( rbc ) membrane were observed by afm

    對原子力鏡( atomicforcemicroscope , afm )的成像技術進行了多方面探索;用afm研究膠原蛋白分子在雲母表面的吸附和自組裝行為;對鼠胚胎幹細胞和人血紅細胞進行afm成像,觀測單個細胞的形態以及細胞膜的觀結構;利用afm到了鼠胚胎幹細胞超薄切片的高解析度圖像,探索用afm研究細胞內部結構,拓展其應用領域;天花粉蛋白( tcs )和紅細胞的相互作用,利用afm觀察到天花粉蛋白( tcs )和紅細胞相互作用前後紅細胞膜超結構的變化,據此討論了二者的作用機理。
  10. By a great number of tests indoors, the theoretic analysis of microstructure and fracture mechanics, tests on the test - road, after the analysis of road - related performances of cement - bound crushed stones base and the study for improvement, the conclusion is put forward, that applying the cement fa - bound crushed stones base can obviously minish the maximal stress of asphalt pavement, lighten and stay cracks in the asphalt pavement effectively and economically so as to improve long - term performances of the structure of pavement

    通過大量室內試驗、觀結構和斷裂力學理論分析,鋪築試驗路段現場檢測,分析水泥穩定級配碎石基層的路用結構性能,並研究其路用性能的改善措施,出水泥粉煤灰穩定級配碎石基層可明瀝青面層的最大應力,經濟有效的減輕和延緩瀝青路面開裂,改善路面結構長期使用性能。
  11. Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )

    本論文主要論述了在espd - u裝置上,採用電子迴旋共振等離子體增強mocvd ( ecr - pamocvd )方法,在藍寶石襯底上通過s - k模式自組裝生長gan aln量子點結構的生長工藝、結果及討論。而重點分析了自組裝生長量子點之前的aln外延層生長工藝,包括襯底清洗、氮化、緩沖層的生長和gan 、 aln外延層的生長;通過高能電子衍射、 x射線衍射和原子力鏡測試,並且對這些測試結果進行了詳細的比較研究,出了較優化的工藝條件,生長出了晶質較好、表面較平整的aln外延層;進而採用s - k模式自組裝生長了gan aln量子點結構。由於實驗裝置加熱爐溫度的限制,我們沒有能夠生長出原子級平滑的aln外延層表面,因而沒能夠生長出密度比較大和直徑比較的量子點。
  12. National development and reform commission ( ndrc ) figures on housing prices in december revealed tepid month - on - month growth for much of the country and a decline in formerly hot markets such as guangzhou, shenzhen and wenzhou

    據國家發展改革委員會調查示,去年12月份,全國大多數城市的房價月環比量上漲,而從前熱發燙的廣州、深圳和溫州則出現下跌。
  13. 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積分法和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度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度的生物質顆粒中心達到全熱解的時間,在體視鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,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 )採用復雜溫度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粒中心溫度達到充分熱解溫度的時間( t ) ,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錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  14. N sources ( including organic and inorganic n tested ) and c sources tested could restrain methane oxidation. cellulose inhibited methane oxidation most weakly while the high concentration of methanol and glucose did dramatically, but the proper concentration of methanol could stimulate soil methane oxidation sharply. in the middle process of methane oxidation, addition of glucose could restrain methane oxidation shortly but the inhibition could be relieved about 5 days later when supplied again with enough oxygen

    土壤生物是甲烷氧化的主要生物類群,含水量對土壤甲烷氧化活性有明影響,過高或過低對甲烷氧化均具有抑制作用;氮源(包括有機和無機氮源)對甲烷氧化均有抑制作用;不同碳源對甲烷氧化的影響各異,纖維素對甲烷氧化抑制作用最,而高濃度的甲醇、葡萄糖則對甲烷氧化具有強烈抑制作用;而適當濃度的甲醇可極大促進土壤對甲烷的氧化:在甲烷氧化過程中加入葡萄糖能迅速抑制甲烷氧化;在加入葡萄糖的同時保持瓶中充足的氧氣,則這種抑制作用可以在重新培養一定時間后到解除。
  15. The digital detectives, like those in mystery novels, arrive at their conclusions by combining apparently trivial morsels of information

    數字偵探同那些神秘說中的大偵探一樣,通過整合那些明而細瑣碎的信息,出他們的結論。
  16. Although with these methods, spermatids can be isolated manually under the microscope for immediate use, it is not possible to obtain large populations of purified spermatids. but repeated biopsies for retrieving spermatids can further compromise the already deficient seminiferous tubules of patients

    然後在鏡下從中手工選擇精子細胞供立即穿刺使用,但不可能獲大量純化的精子細胞,而反復活檢獲取精子細胞將進一步損傷患者已有缺陷的睪丸精曲管( seminiferoustubules ) 。
  17. Aramid filaments are treated by a low - temperature plasma with different treatment times. the surface of filaments is observed by sem and the results show that the filament surface is smooth before the treatment and becomes more rough if filaments are treated for 6 minutes. in addition, it is found that the filament peels after 9 minutes of plasma treatment

    本課題採用低溫等離子體對芳綸纖維進行表面處理后,用sem觀察纖維表面,發現未經等離子體處理的纖維表面比較光滑;等離子體處理6分鐘后,纖維表面變粗糙,產生很多的刻蝕坑;等離子體處理9分鐘后,纖維表面受到的刻蝕程度明增加,並產生表面剝離現象。
  18. The total volume of sediments carpeting the ocean bottom has turned out to be surprisingly small.

    覆蓋海底的沉積物的總體積驚人地
  19. As the waiter bowed and scraped about, felt the dishes to see if they were hot enough, brought spoons and forks, and did all those little attentive things calculated to impress the luxury of the situation upon the diner, ames also leaned slightly to one side and told her of indianapolis in an intelligent way

    侍者鞠躬後退,摸摸盤子看看是否夠熱,送上湯匙和叉子,殷勤地做著這些事,為的是能使顧客對這里的豪華環境產生印象。在這期間,艾姆斯也側著身子,向她講述著印第安納波利斯的事情,很有見識。
  20. This parlour looked gloomy : a neglected handful of fire burnt low in the grate ; and, leaning over it, with his head supported against the high, old - fashioned mantelpiece, appeared the blind tenant of the room

    客廳很陰暗。一堆乏人照看的火在爐中燃著。房間里的瞎眼主人,頭靠高高的老式壁爐架,俯身向著火爐。
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