高空螺旋 的英文怎麼說

中文拼音 [gāokōngluóxuán]
高空螺旋 英文
high-altitude spin
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 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...
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • 高空 : high altitude; upper air; welkin高空病 airsickness; altitude sickness; aeroembolism; hypobaropath...
  • 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
  1. Aircraft bolts and nuts - nuts, hexagonal, slotted castellated, normal height, left - hand iso m or iso mj threads, 4h tolerance class

    栓和母. iso m或iso mj紋公差等級h帶槽帶缺口標準度左六角
  2. She prepared the iced water which he was in the habit of constantly drinking, - for since his sojourn at the kiosk he had been parched by the most violent fever, - after which she anointed his white beard with perfumed oil, and lighted his chibouque, which he sometimes smoked for hours together, quietly watching the wreaths of vapor that ascended in spiral clouds and gradually melted away in the surrounding atmosphere

    她給他調配他常飲的冰水,因為自從來到水寨以後,他就接連發燒。她用香油塗抹他的白胡須,為他點燃長煙筒,他有時會連續幾小時拿著煙筒抽個不停,靜靜地望著煙圈冉冉上升,變成形的雲霧,慢慢和周圍的氣混合在一起。
  3. The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm

    結果表明:此次霍山暴雨發生前後,存在明顯的大強度低急流,並受到中尺度切變線的影響,而且正渦度的加強引起了輻合加劇,提了上升速度從而引起降水,同時暴雨發生前度的迅速增強,也為預報提供了根據,另外水汽通量的輻合以及分析位渦反映出的斜壓對流不穩定都充分體現了這次降水的特點。
  4. Jet engines with which most modern high-speed aircrafts are equipped develop thrust on the same principle as the propellers of conventional aero-engines.

    大多數現代速飛機裝備的噴氣發動機產生推力的原理,與普通航發動機的槳相同。
  5. This plastic soft tube, transparent and no poison, has steel ware screwly inserted in the pvc boby. it fits to the temperature from zero to 65 degree above zero. the characteristics of it are high in elastic, rub - resist and an excellent ability of resisting solvent ( mostly are chemical additive ). it can be widely used in the vacuum pumps in farming, watering, shipping, oil chemical industry, plastic processing machinery and sanitary equipments for foodstuff, ect

    本產品為內嵌鋼絲骨架的pvc透明無毒軟管,使用溫度0 - + 65 ,該產品彈性,耐磨並有優良的耐溶劑性(大多數化學助劑) ,可用於真泵農業機械、排灌設備、石油化工設備、塑料加工機械及食品衛生機械等行業。
  6. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對流式豎井泄洪洞應用於水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下流式豎井中的水流運動特徵進行了比較全面的測量,包括腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井腔段水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在水頭、大流量條件下,豎井腔段下部流速很,盡管水流運動引起的離心力可以確保井壁壓強保持正壓,但化數依然較低,因此豎井的蝕始終是工程界關注的重大問題。
  7. The spiral bevel gear ( sbg ) is a critical component of machinery transmission, which not only transfers movement and power, changes transmission direction, but also features high carrying ability, good movement stability and so on. so it is widely used in lots of industrial equipment such as aviation, spaceflight, automobile, precision mechanism and petroleum drilling

    錐齒輪是重要的機械傳動元件,既傳遞運動和動力,又可改變傳動方向,而且具有承載能力、運動平穩性好等優點,因而被廣泛應用於航、航天、汽車、精密機械、石油鉆探等許多工業設備中。
  8. The results indicate that the ratio of span to rise, the ratio of reinforcement and the stretching controlling stress are the three primary influencing factors to the failure pattern of the slab. in addition, the relationships between the ratio of deflection to span and the ratio of span to rise and the stretching controlling stress submit to linear curves, the relationship between the ratio of deflection to span and the ratio of reinforcement submits to a quadratic parabola curve

    運用數值分析程序計算了175組不同跨比、配筋率、張拉控制應力的中強( 1270mpa )肋鋼絲預應力心板,結果表明跨比、配筋率、張拉控制應力是影響心板破壞形態的主要因素,且構件撓跨比與跨比和張拉控制應力呈線性關系,與配筋率呈二次拋物線關系。
  9. Particle simulation of helical traveling - wave tube

    效率間行波管慢波系統的模擬優化
  10. Our main products include central material supply system, series drier, automatic charging machine, single double screw extruder, series heating and cooling blending machine, crusher, cold water machine, mould temperature controller, pipe, bar section, board, pp - r pipe, pe fuel pipe, plastic dual tubing extrusion production line and granulation completed production line equipment, at same time, we also carry on various plastic machine and refrigeration engineering. the products are sold well in every province and city of the whole country and also exported to about 30 countries and areas with strong technical force, advanced equipment, scientific management system and perfect after - sales service

    公司主要產品有集中供料系統系列乾燥機自動加料機單雙桿擠出機粉料速混合機粒料混合機上料機牽引機切割機離心脫水機化纖團粒機全自動擴口機全自動計量混合裝置破碎機磨粉機冷水機模溫機管材型材板材pvc管材pp - r管材pe供水燃氣管材中壁纏繞管材硅芯管材生產線,雙管擠出電工穿線管材造粒等全套生產線設備。
  11. The contrast analysis for the vertical distribution feature of the simulated physical quantities such as vorticity, divergence, vertical velocity. spiral degree etc suggests that there are a good disposal among the various physical quantities fields in the different stage during the period of sandstorm development, and reveals that the dynamic mechanism of the forming, developing, decreasing of the sandstorm weather and trigger and indication effects of the micro - mesoscale systems and secondary vertical circulation to the occurring and developing of sandstorm in northwest area

    對渦度、散度、垂直速度、度等物理量的水平和垂直分佈特徵進行對比分析,發現各物理量場在沙塵暴發展的不同時期有著很好的配置,揭示出西北地區沙塵暴天氣的形成、發展、消弱的物理機制和中小尺度系統、次級垂直環流對沙塵暴天氣發生發展的觸發和指示作用。沙塵暴區上度垂直分佈為層負值,低層正值,度大小的演變與沙塵暴的出現有一定的對應關系。
  12. To improve the efficiency of solution, the solution method to determine the cavitation range of blade is carried out for each chordwise string, the interaction between strings is included by spanwise iterative procedure

    為了提求解效率,本文在確定槳槳葉上泡范圍時採用的求解方法是針對每一個弦向「條帶」進行的, 「條帶」之間的相互影響通過沿槳葉展向的迭代考慮。
  13. The main products includes various steam and electric heating reaction vessel, conduction oil, outer coil reaction vessel, polyester and resin completed equipments, vacuum reducing concentration tank, methanol and ethanol recovery tower, various corrugated stuffing, high effective membrane evaporator, new - type centrifugal drag membrane evaporator, vacuum rake dryer, condensing drum cut - off machine, shell - and - tube condenser,

    本廠主要產品有各類蒸氣電加熱反應鍋,導熱油外盤管反應鍋,聚脂樹脂全套設備,真減壓濃縮罐,甲醇乙醇回收塔,各類波紋填料,效薄膜蒸發器,新型離心刮板式薄膜蒸發器,真耙式乾燥機,冷凝滾筒切片機,列管式冷凝器,板式換熱器,外循環蒸發器,鋁制槽車貯罐,乳化設備,速剪切分散機,種子罐,發酵罐,多功能提取罐,並承接各類非標設備。
  14. As a new variety of steel wire in our country, the mid - strength ( 1270mpa ) spiral - ribs steel wire has many excellences such as high strength, good ductility, credible felting and anchoring capability witn concrete and so on. the pre - stressed concrete slab with this sort of steel wire has good mechanical property. so it is an ideal substitute to the cold - processed wires traditionally adopted in pre - stressed concrete slabs

    中強( 1270mpa )肋鋼絲是我國研製開發的預應力鋼筋新品種,具有強度、延性好、與混凝土粘結錨固可靠的優點,以這種鋼絲為配筋的預應力心板具有良好的力學性能,是傳統用於預應力混凝土心板的冷加工鋼絲的理想替代品。
  15. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙氣走廊引起對流管束的磨損機理、氣動力參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙氣成份對飛灰磨損的影響等問題。接著提出了解決的措施:降低平均煙氣流速;降低飛灰濃度;使用鰭片管、翅片管代替光管;選擇合適的結構及排列方式,減少煙氣中so3的含量;提受熱面壁溫使之大於煙氣的露點溫度;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  16. Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic

    氣過濾組合氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器管排管管道剪刀多管扣件轉接頭萬用紋接頭插入式管接頭式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管
  17. Sometimes the screw rose out of the water, beating its protruding end, when a mountain of water raised the stern above the waves ; but the craft always kept straight ahead

    有時,巨浪象大山一樣將船尾抬起,這時,推進器就露出了水面,立刻發生劇烈的轉,但是船卻照樣一直不停地前進。
  18. Middle strength ( 1370mpa ) spiral ribs steel wires is a new type of high strength and good ductility and anchoring strength rolled steel, which is the ideal steel for the high effective pre - stressed reinforced concrete hollow slab. the slab with it has lower price than the traditional ones as well better mechanical property

    中強( dw1370 )肋鋼絲是一種強度、延性好、錨固性能優良的新型材料,是效預應力心板的理想的受力鋼筋,以這種鋼筋為配筋的預應力心板不僅具有較好的力學性能,滿足現代建築市場對預應力心板的要求,而且其價格比低於傳統的冷加工鋼筋。
  19. The influence of difference in temperature, reynolds number of film, vacuum degree and spring parameter to the heat transfer capability on the evaporation side was studied through the uniform wall temperature experiment, by the result, the heat transfer coefficient on the evaporation side can be improved by inserting spring with proper parameter. when the reynolds number was between 4000 and 14000, and the heat transfer coefficient can be improved nearly 30 percents by inserting the fifth spring when the reynolds number nearly was 12000

    採用8種參數的線,通過恆壁溫實驗探討了傳熱溫差、雷諾數、真度和線參數對蒸發側傳熱性能的影響,結果表明,插入參數合適的線,在雷諾數為4000 14000范圍內可以提蒸發側傳熱系數,在雷諾數為12000左右時,加入5號線可以使蒸發側傳熱性能提30左右。
  20. As an alternative, composite bladed propeller have a property of reducing vibration and cavitation, easier maintenance, lighter weight, and greater efficiency. which give a composite propeller potential for future use

    相對而言,復合材料葉片槳具有減少振動和穴,易維修,輕質效等特點,這些都給復合槳在今後使用帶來了很大的潛力。
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