溫度成層 的英文怎麼說

中文拼音 [wēnchéngcéng]
溫度成層 英文
thermal stratification
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • 溫度 : [物理學] temperature
  1. Thermal models show that even if the asteroids assembled immediately after the formation of the chondrules, 26al heating would have raised temperatures in the interiors of ordinary - chondrite bodies to a maximum of 1, 100 degrees c ? high enough to cause melting of metals and sulfides but too low to melt silicate minerals extensively and differentiate an asteroid

    熱模型顯示,即使小行星在球粒形之後立刻聚合,鋁26的加熱最多也只能將普通球粒隕石內的提高到1100 ,雖可使金屬和硫化物熔化,但並不足以將矽酸鹽礦物大量熔化並造小行星各分異。
  2. That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )

    以bg微粉和ha微粉作為塗原料,通過研究bg和ha微粉在非水介質中的分散情況和帶電特性,選擇冰醋酸為介質,使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷,為電泳共沉積提供前提條件;通過對不同條件下bg 、 ha各自電泳沉積的研究,探索出了兩者電泳沉積的規律;通過對bg和ha在冰醋酸中電泳共沉積以及后續低( 740左右)快燒( 50 ? 80 min ,保5 ? 8min )熱處理的研究,在鈦合金牙根種植體基體上功制備出了底緻密而表多孔的bg ha梯
  3. The quaternary system is characterized by high geothermal gradient, with low scope of overpressure in its deep and shale caprock saturated with formation water of high salinity

    第四系具有較高的地,深部發育了低幅超壓;甘森泉小柴旦基底斷裂影響氣藏構造的完整性;第四系飽含高礦化水泥巖構的蓋可以起到一定的封蓋作用。
  4. The two sunspots of a pair have different polarities, one would be a magnetic north and the other is a magnetic south. thus, we believe that there are magnetic field lines joining the two sunspots of a pair. the strong magnetic field locks the gas of the photosphere in places and inhibits the hotter gas below to rise at the sunspots

    黑子經常對出現,每對皆由極性相反的黑子組,若一個為磁北,另一個必為磁南,由此我們估計每對黑子皆由磁力線所連系,強大的磁場牽制著光球上的氣體,並阻止了下較熾熱的氣體上升至黑子范圍,結果黑子比太陽表面其他地方較低。
  5. Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing

    而在正常的工作條件下,造電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜的生長,而影響接觸壓力、微動磨損和表面膜變化的主要因素是環境振動和
  6. Abstract : from the point of theoretical analysis, this dissertation provides the coupling calculation on the hot gas temperature field and ablation in the cavity between stress release boot and insulation of solid motors. through the calculation, some law of the ablation of the stress release boot is found

    文摘:從理論分析的角出發,通過對人工脫粘和絕熱所構的槽縫燃氣場與燒蝕的耦合計算,得出了人工脫粘的燒蝕規律。
  7. The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large

    通過xrd分析比較這三種pp mmt納米復合材料微觀結構得到, pp mmt _ ( ome )屬于完全插, pp mmt _ ( om )與pp ommt的插相近,但是pp mmt _ ( om )相對較好;通過對純pp和三種pp mmt納米復合材料的結晶性能研究發現,蒙脫土納米片對pp結晶產生明顯的異相核作用,結晶能力增強,使pp的結晶和結晶速率提高,結晶增加,球晶晶粒細化,但是沒有改變pp的結晶形態,三種pp mmt納米復合材料的結晶形態都屬于晶;通過對pp mmt納米復合材料的力學性能測試得知,蒙脫土的加入全面提高了pp的力學性能,缺口沖擊強、拉伸強和彎曲性能都有一定程的提高,浙江{ _業大學碩十學位論文摘要但是提高幅都不是很大,不過ommt 、 mmtom和mmtc ) me三種蒙脫土對pp力學性能有著不同的改性作用,其中pp / mmtom最好, pp月邊mto崛次之, pp / ommt最低,這種情況主要是由蒙脫土對pp結晶性能的影響和蒙脫土的納米改性作用造的。
  8. Abstract : by analyzing theae factors which influence the reduction process and ferrous powder ' s quality, reduction temperature, reduction time, scale thickness and additive quantity are chosen to discuss their effect on the chemical composition and the crashed property of sponge iron

    文摘:分析了馬鋼軋鋼鐵鱗的原料狀況,選取還原、還原時間、料和添加劑等工藝因數來研究它們對海綿鐵化學分和破碎性能的影響規律,為海綿鐵的工業生產提出合理的工藝制
  9. In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer

    本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程,從鋪裝環境變化范圍、交通量等使用條件出發,在用algorfeas有限元分析軟體分析鋪裝受力變形基礎上,提出了(即鋼板+金屬鋅塗+封閉+粘接劑+預拌瀝青碎石+雙sma )的高性能鋼橋面sma鋪裝體系,並對這種sma的組材料,包括改性瀝青、集料、礦粉、纖維進行了比較研究,設計了這種sma的配合比,對sma混合料的性能進行了對比試驗,對這種sma方案進行了疲勞性能研究,驗證了所選擇sma方案的可行性。
  10. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:金屬間化合物厚與老化時間的關系符合拋物線法則,金屬間化合物的生長對老化比老化時間更加敏感; cu - al金屬間化合物生長的激活能為97 . 1kj / mol ,老化后金屬間化合物呈狀分佈,主要相為cual2和cu9al4 ; au - al金屬間化合物生長的激活能為40 . 1kj / mol ,主要相為au4al和au5al2 ,同時在界面周邊區域生了au2al和aual ;老化過程中cu - al金屬間化合物生長速率比au - al金屬間化合物生長速率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形空洞和裂紋。
  11. Diamond micro powder ( abrasive grain = 0. 5 u m ) is added to the plating liquor, after many experiments, we discover every parameter of composite electro - brush plating, includes voltage of brush plating, relative velocity of between brush plating pen and workpiece, adding quantity of diamond micro powder etc. finally steel balls millstone covering with ni - fe - diamond composite electro - brush plating film is produced successfully

    試驗中加入粒為w0 . 5的金剛石微粉,通過反復多次的試驗,確定出了鎳-鐵-金剛石復合電刷鍍中的各項工藝參數,包括電壓、鍍筆和工件的相對速、金剛石微粉的加入量、等等工藝參數;功的試製了覆蓋有鎳-鐵-金剛石復合電刷鍍的鋼球研磨板。
  12. Through research, the organic matter of source rocks in carboniferous - permian coal measure strata began first hydrocarbon - generating in mesozoic, and the first hydrocarbon - filling took place. but, because of yanshan movement later, the carboniferous - permian strata rose, as a result, the first hydrocarbon - generating and reservoir - forming paused ; in early tertiary period, because carboniferous - permian strata dipping forward east originally turned into dipping forward west, the prototype of faulted block began to form gradually ; by the end of sha - 3 period of early tertiary, the paleogeotherm of carboniferous - permian strata exceed the mesozoic ' s temperature again, and accordingly, abundant hydrocarbon was generated and expulsed secondly. the trap continued to develop ; from the end of late tertiary to quaternary, the second hydrocarbon - generating and expulsing got to its peak, and the second reservoir - forming was over

    研究表明,本區石炭?二疊紀烴源巖在中生代發生一次生烴和排烴,並有油氣充注,后因燕山運動導致地抬升,一次生烴和藏過程中止;在早第三紀,原來東傾的地變為西傾,斷塊圈閉開始具雛形;至早第三紀沙二末期,石炭?二疊系的大部分地古地再次超過中生代一次生烴的,開始二次生烴和排烴,圈閉持續發育;晚第三紀末?第四紀,二次生烴、排烴達到高峰,二次藏完
  13. The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200

    確定了制備空氣電極的優化工藝條件,催化中ptfe含量約20 , mno _ 2的最佳含量約為20 ,催化中活性炭和乙炔黑的比例為4 : 1 (質量比) ,厚在0 . 15 - 0 . 25mm之間。防水透氣中ptfe的含量約為60 ,以無水硫酸鈉作為造孔劑,厚一般為0 . 35 - 0 . 45mm 。電極各採用催化/防水透氣/集流體的排布方式,冷壓型,熱處理對空氣電極的性能影響較大,熱處理不低於200 。
  14. The shallow thermocline distributes in the areas of guangdong, guangxi, fujian and vietnam continental shelf, with obviously seasonal variabilily, and at the same time, in the south and middle areas of nanhai, even in winter when there is no thermocline in the coastal area, there also exists the shallow thermocline

    後者廣東、廣西、福建沿海陸架區則與黃、東海相同,表現為季節性,有長、強盛、消衰、無躍的年周期變化過程。南海深基本屬於水團疊置型,躍分佈范圍及躍、上界深、厚與氣候關系不大。
  15. The approaches of enhancing the mechanical properties of ramie and flax composites were studied in this paper. the effects of surface pretreatment, fiber content, molding temperature and pressure as well as the effect of electron beam, microwave and ultrasonic wave on the mechanical properties of the composites were explored. the experimental results show that : 1

    本文以苎麻、亞麻纖維為增強材料,線性低密聚乙烯( lldpe )為基體,研製了兩種麻纖維壓復合材料,研究了麻織物表面處理、纖維含量、型壓力等對該復合材料力學性能的影響,得到了性能較為優異的麻纖維復合材料,探討了復合材料的增強機理。
  16. When the temperature is uniform within the mixed layer, a thermocline appears at the bottom of this layer, and when the effect of surface wave breaking is considered, the temperature is 0. 013 ? lower than the result without wave breaking

    當混合分佈均勻時,在混合底部形,並且考慮波浪破碎影響時,混合內的比無波浪影響時均勻分佈的降低了0 . 013 。
  17. Based on the previous studies, the 2 - d laterally averaged temperature model for the temperature prediction of the huge and deep reservoir is developed in this paper. in the mean while, the movement mechanism of the turbulent buoyant flow in reservoir and the rule of the thermal stratification forming, developing and varying are probed. the model is then applied to the huge reservoir of xiluodu on jinshajiang river and the cascade power stations on yalongjiang river

    本文在總結前人研究果的基礎上,探討了水庫湍浮力流的運動機理,以及的形、發展和變化規律,建立了適用於大型深水庫水預測的立面二維水模型,並應用於超大型水庫? ?金沙江溪洛渡和雅礱江梯級電站各水庫的水預測,取得了一系列創新性研究果。
  18. By the analysis of coating ratio, oxidation ratio, micrograph and particle size of composite particle, it was found out that factors such as ph value, coating temperature, concentration of premonitory matter solution mainly affect the coating layer forming

    通過包覆率、氧化失重率、形貌觀察、粒和比表面積等分析發現,非均勻核過程中溶液ph值、包覆、覆前驅物濃等這幾個因素對石墨表面覆有著重要影響。
  19. In the view of hydrolyze coating way, ph value, treating temperature, concentration of premonitory matter solution, buffer solution amount and premonitory matter amount affect the coat layer forming mainly. according to the results of experiments, the best technical condition is that ph = 6. 5, [ al3 + ] = 0. 064mol / l, t = 343k, vbugersoiution = 40ml

    水解包覆工藝改性研究結果表明: ph值,處理,覆前驅物溶液的濃、緩沖溶液加入量和覆前驅物加入量這幾個因素對石墨表面覆存在重要影響。
  20. This model is succeeded in verification by the field data obtained from ertan reservoir. it shows that the model can accurately simulate the thermal stratification formation and development. it is well feasible for engineering purposes

    該模型功地得到了二灘水庫實測資料的驗證,從多角充分表明了該模型能夠精確模擬大型深水庫的形和發展,具有良好的工程實用性。
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