穩定空化 的英文怎麼說

中文拼音 [wěndìngkōnghuà]
穩定空化 英文
steady cavity
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  • 空化 : cavitation空化機理 cavitation mechanism; 空化噪聲 [聲學] cavitation [aeration] noise; 空化作用 [化學] cavitation
  1. Environmental-temperature variations contribute to uneven air pressures due to density variations of the air in the bellows.

    環境溫度的變將引起波紋管內氣密度的變,造成氣體壓力不
  2. In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly

    本課程主要講述礦物及其共生組合的形成和變的條件和過程,不同物理學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系,礦物及其共生組合在時間上和間上的分佈和演規律,礦物成分、結構、形貌、物性等的分析測試方法,礦物地質溫度計和地質壓力計對其形成環境的表徵,不同體系(封閉體系、開放體系)條件下,礦物的范圍和彼此替代順序的共生分析,重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物(族)在成因上的宏觀標志和微觀信息,以及其成因信息在成巖作用和成礦作用中的地質意義。
  3. With the help of the electronic computers, engineers employ it to figure out nearly all kinds of engineering problems ranging from astronavigation, construction, waterpower projects, ship - building and mechanical engineering etc. owing to the strong power of finite element method, one kind of software pack which based on the method is exploited and named algor feas to resolve problems on structure analysis for trusses and shells. this paper also employ algor feas software pack to analyze and compute the cableway towers, giving the accurate result on stress and displacement both in location and whole. finally, we also bring out some advice on structure improving

    在此分析過程中:首先將物理模型簡為力學模型,主要是將塔架結構按間桿單元簡間桁架結構,目的是將力學模型變換為數學模型;這一過程主要是利用autocad2000建立塔架的計算模型;再者,利用algorfeas軟體包讀入autocad建立的塔架計算模型生成初始數據卡利用計算機進行編程進行風載計算,再將計算結論整合入algorfeas產生的初始數據卡中,生成計算數據卡;接著,利用algorfeas軟體包計算塔架在不同載荷情況下的應力圖,位移圖,並且求出在不同載荷條件下的最大位移和最大應力等;然後,對塔架的性進行分析;最後;根據計算結果提出改進建議。
  4. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的間問題得到了圓形基礎(間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確問題,從巖石室內單軸抗壓強度確、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、及安個等優點。
  5. Air leakage to the float bowl could result in imbalance of the carburetor.

    氣漏入浮子室中,會使油器不
  6. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南壓,攜帶的冷氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急流軸,把源源不斷的西南暖濕氣流輸送到遼西地區,也就是急流軸的左前方位置,為這次暴雨的產生提供了充足的水汽來源; ( 3 ) 、低急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同資料作為初始場,最大限度地避免了觀測誤差可能造成的積分不,提高了模擬結果的參考價值。
  7. This paper gives a brief review of four stabilization mechanisms of soc : ( 1 ) recalcitrance of organic carbon compounds, ( 2 ) interactions with metal oxides and soil mineral surfaces, ( 3 ) spatial inaccessibility against decomposers because of micro - aggregate ' s physical protection, and ( 4 ) biological mechanisms, mainly the direct contributions of soil organisms themselves

    土壤有機碳的機制主要包括: ( 1 )有機碳的難降解性; ( 2 )金屬氧物和粘土礦物與有機碳的相互作用; ( 3 )土壤團聚體的物理保護導致的生物與有機碳間隔離; ( 4 )土壤生物學機制,主要指土壤生物自身對有機碳性的直接貢獻。
  8. It could intensify and control the hot coal gas to have stable combustion by regulating the physical mixed process of hot coal gas and combustion - supporting air. furthermore, it designs and develops the dgr type flame adjustable combustion equipment, suitable for the combustion of hot coal gas and it has the advantages of high combustion efficiency, high turndown ratio, safe and reliable operation. it has obtained the national patent

    可以通過調節熱煤氣與助燃氣的物理混合過程來強和控制熱煤氣的燃燒,並設計研製了一套適于熱煤氣燃燒的dgr型火焰可調式燃燒裝置,燃燒效率高,調節比大,運行操作安全可靠,已獲得國家專利。
  9. Because the air - borne imaging system is required a far acting distance and the focal length of its optical system is long. influenced by the unsteady or moving platform mounted on plane, the change between the frames of image sequence is more. problems of image fuzziness and instability tend to be striking out, which becomes a bottleneck restricting the air - borne reconnaissance, collimation, evaluating beat effect

    機載光電成像系統,由於要求作用距離遠,故其光學系統焦距長,受其載體姿態變和振動的影響,圖像序列幀間變過大,造成觀察者覺得模糊、不,己成為制約中偵察、瞄準、打擊效果評估等功能的瓶頸。
  10. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的分系統為原型,基於matlab建立了分系統精餾塔的半圖形動、靜態數學模型,並通過模擬,得出了一些有價值的結論:當分系統的壓力變時,氧氣產品濃度的響應時間常數為兩小時左右,說明分系統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會在igcc電站所要求的范圍之內,但在過渡過程中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  11. The aim of projective reconstructing is to estimate the position and direction of cameras through matching points in different images so lay the foundation for further reconstructing. on the basis of current methods of projective reconstructing, we used the levenberg - marquardt method to optimize the result of linear method so the precision is be improved, and we use the bundle adjustment method to entirely optimize the structure of scene and projective matrixes

    本文在研究已有射影重建演算法的基礎上,利用l - m演算法對基於基礎矩陣的射影重建演算法得到的線性結果進行優,提高了演算法的估計精度和性,並在求得所有圖象對應的投影矩陣后利用bundleadjustment方法對間結構及投影矩陣進行全局優
  12. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限元分析商業軟體ansys6 . 0 ,採用線彈性方法,通過對該橋的間有限元模型進行性分析,得出其成橋運營階段各種工況下的安全系數。在此基礎上,本文還通過有限元模型分析,就拱的矢跨比、吊桿(立柱)的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體性的影響展開探討與研究。文中給出了各因素變情況下的安全系數,指出了對鋼管混凝土提籃拱橫向性有顯著影響的因素及其合理變范圍,並對銅瓦門大橋提高橫向性的措施的經濟合理性進行了分析。
  13. Ake dryer vacuum rake dryer has simple structure, convenient operation, long operation period, stable and dependable capacity, small vapor consumption, good applicability and excellent quality. it is specially applied in the dryness of flammable and oxidized cream material under the high temperature

    耙式乾燥機,具有結構簡單,操作方便,使用周期長,性能可靠,蒸汽耗量小,適用性強,產品質量好,特別適用於不耐高溫易燃高溫下易氧的膏狀物料的乾燥,該機經用戶長期使用證明是一良好的乾燥設備。
  14. ( 4 ) the dike breach risk of the south bank is relative higher in wandering reaches. ( 5 ) the dike breach risk of the north bank is higher than the south bank in winding reaches. simultaneously, the evaluation results manifest that the evaluation indexes system established from the locomotion of incoming water and sediment load, the regional crustal stability, the evolvement of river regime and the stability of river dikes, can reflect the actual situation of hang river in the lower yellow river more fully

    評價結果同時表明,從水沙運動、區域地殼性、河勢演變和堤防性4個方面建立評價指標體系,能夠更加全面的反映黃河下游懸河的實際情況;運用多層次模糊綜合評判法能夠較好地解決影響因素眾多、作用機制復雜的懸河決溢風險問題;運用gis技術強大的間分析功能,使黃河下游懸河不同間位置的決溢風險得到了量,可以客觀地反映黃河下遊河道不同間位置決溢風險的差別,對于指導防洪和河道治理的實踐具有重要的現實意義。
  15. It is found that the chemical durability of na2o4teo2 glass is dominated by the humidity of the surrounding air during the processes of glass melting and the following cooling. the mystery that na2o4teo2 glass crystallizes after drop shaft experiment, which has puzzled glass researchers for many years, is solved. this work indicates a way for making na2o4teo2 glass with good chemical durability

    此反應主要受玻璃在熔和冷卻過程中的環境濕度控制,存放過程中的氣濕度對它也有影響,這解決了困惑人們多年的落塔實驗中na _ 2o ? 4teo _ 2玻璃析晶的問題和na _ 2o ? 4teo _ 2玻璃性難以控制的問題,為制備氣中的na _ 2o ? 4teo _ 2玻璃提供了明確的依據。
  16. Unstable concoction - causes a powerful explosion that deals damage to nearby enemy air units

    合物-造成強烈的爆炸,對周圍的敵方中單位造成傷害
  17. According to the measuremental data of the two ammunications, the anti - designed computation and analysis of aerodynamic characteristic, flight stability, exterior ballistic characteristic for the two ammunications are studied with the advanced methods of the exterior ballistics. using the monte calo algorithm, the statistic mathematical model about ammunication ' s intensity is established and the 1000 miter vertical target intensity and the fall intensity are discussed in detail for the two ammunications. the improval potential and the main technical approachs of these ammunication ' s exterior ballistic performances are presented by compositive optimal algorithm

    根據工廠對俄ak130艦炮彈藥的測繪數據,利用先進的外彈道數值分析方法對兩種彈藥的氣動力特性、飛行性特性、外彈道特徵量等進行了反設計計算分析;採用montecarlo方法,建立了艦炮彈藥密集度性能統計分析數學模型,對兩種彈藥的立靶密集度和地面密集度進行了詳細的計算分析;利用外彈道性能綜合優設計方法對兩種彈藥的外彈道性能指標的改進潛力和主要技術途徑進行了分析。
  18. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。
  19. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  20. All those make photocatalytic technique high efficient and economical. so it plays an important part in the developing environmental coating and enhancing the quality of air, and is widely used in the field of environmental protection. on the basis of discussing source and hammess of environment pollutants, the mechanisms, kinetics and factors of effect of photocatalytic treating environment pollutants were studied on the laboratory scale in this thesis

    作為光催劑的二氧鈦具有無毒、學性能、氧能力強、且不昂貴、可以重復使用而消耗很少等優點,使光催具有潛在的高效性和經濟性,因此在開發環保型塗料、提高氣質量中發揮了重要作用,在環保領域內獲得了廣泛應用。
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