螺旋場 的英文怎麼說
中文拼音 [luóxuánchǎng]
螺旋場
英文
helical field- 螺 : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
- 旋 : 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...
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 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...
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On the other hand, it is indicated that the velocity field consists of a depth - independent inertial oscillation and a time - mean shear flow, which can be obtained by subtracting the inertial oscillations time mean in one inertial period. the hodograph of the velocity vector of time - mean flow at the different depths consists of a ekman spiral, and the surface velocity is 30. 3 ? to the right of the wind
一維模式的流場結果表明,混合層中的流場是由慣性波動與時間平均流兩部分疊加而成,且通過時間平均消去慣性波動后得到平均流,其不同深度的流速矢量構成一ekman螺旋,表層流速矢量相對風向右偏了30 . 3 』 。Financial markets may still react in an orderly way to such an outcome, if the risks of a hard landing or an inflationary spiral do not materialize
如果硬著陸或螺旋通脹的風險沒有實現的話,金融市場也許還是會有序的應對可能的結果。Radio waves would vaporize the waste, which would then be sent into a magnetic bottle containing a thin, trapped plasma
在磁瓶中,放射電場會使電漿與大部分廢料離子沿著一個螺旋路徑繞行。Sacred geometry - the star tetrahedron - which is the star of david - counter rotating fields linked to the spirals of movement of consciousness from one level of reality to another
神的幾何學-星四面體-就是大衛之星-連接到實相層面到另一個層面意識運轉的螺旋計數器旋轉場。In 1962, a passenger terminal building was built. turboprop aircraft were being replaced by jets such as the boeing 707, dc8 and de havilland comet
一九六二年,機場大廈建成,航空公司亦逐步淘汰以渦輪螺旋槳推動的飛機,改用波音707 、 dc8及dehavillandcomet等噴射機。Ltd is the biggest enterprise specializing in researching, producing, and developing on spiral algea. from 1997 on green a began cooperation with jinyongli developing shenzhen market
(中外合資)雲南綠a生物工程有限公司是世界最大的螺旋藻科研、生產、開發專業企業。自97年始,綠a公司與金永勵合作開發深圳市場。Qingdao hongda metal forming machinery co., ltd. is a professional manufacturer of double - disc friction screw press, brick press in china, located in jiaozhou city, shandong province. it is half an hour from jiaozhou to qingdao airport and qianwan port, jinan - qingdao expressway, jiaozhoubay expressway, tongsan expressway and jiaoji railway pass by jiaozhou, the transportations is very convenient
青島宏達鍛壓機械有限公司是全國主要生產雙盤磨擦螺旋壓力機壓磚機的專業化廠家之一,地處黃海之濱,膠州灣畔,毗鄰青島新港青島機場膠濟線濟青高速膠州灣高速同三線高速,地理位置優越,交通便利。Qingdao hongda metal forming machinery co., ltd. is a professional manufacturer of double - disc friction screw press, brick press in china, located in jiaozhou city, shandong province. it is half an hour from jiaozhou to qingdao airport and qianwan port, jinan - qingdao expressway, jiaozhoubay expressway, tongsan expressway and jiaoji railway pass by jiaozhou, the transportations
青島宏達鍛壓機械有限公司是全國主要生產雙盤磨擦螺旋壓力機壓磚機的專業化廠家之一,地處黃海之濱,膠州灣畔,毗鄰青島新港青島機場膠濟線濟青高速膠州灣高速同三線高速,地理位置優越,交通便利。The corrosion current and impressed against - corrosion current of a ship modulated by shaft ' s rotation will generate an extremely low frequency electric field ( elfe ) which becomes a kind of important characteristic signal in sea water
摘要艦船的腐蝕和防腐電流經螺旋槳轉動的調制后在海水中會?生極低頻電場,成?一種重要的特徵信號源。For the first time, the unified " hot " dispersion equation which can be used to analyze structures with different groove profiles is obtained by means of an approximate self - consistent field - theory
採用近似自洽場論的方法,首次得到了適用於分析不同螺旋槽結構的統一的「熱」色散方程。The paper analyses the particle radial separating speed in inertia field and the dropping speed in the gravity field, determines the relations among the separating critical diameter, the rotate speed of screw, airflow speed and the radial size of separating interface, establishes and work out the separating diameter which value the separating effect of the new equipment
根據物料的空氣阻力與離心分離理論分析了離心力場中粒子徑向分離速度及重力場中的粒子沉降速度,確定分離臨界粒徑與螺旋轉速、氣流速度及分離界面徑向尺寸等之間的關系建立了並求出了衡量此種新機型氣固二相流分離效果的衡量指標? ?分離粒徑。A preliminary analysis shows that the east - west asymmetry in the heliospheric equatorial plane is mainly attributed to the spiral structure of the interplanetary magnetic field
初步分析表明,行星際磁場的螺旋結構是產生日球赤道面內雙重激波對結構東西不對稱性的主要原因。Our main products have j53, j54, j93, j67, j69 series double - disc friction screw press, brick press, series j55 clutch type screw press, mp high speed forging press, as well as the product repair and the spare parts manufacture, and carry on the user special request of the press, the brick press non - standard design and the manufacture. the company strengthens to the new product technology development, fetch in the world most advanced company technology to transform the 630 tons above specifications heavy press. j53 - 1000c, j53 - 1600c, j53 - 2500c, j53 - 4000c, j53 - 6300c series press and j54 - 1000c, j54 - 1600c, j54 - 2500c series fine press, j93 - 1000c, j93 - 1600c brick press rapidly seizes the market by its reliable performance
公司加強對新產品技術開發力度,引進世界最先進的雙盤磨擦螺旋壓力機製造企業德國哈森公司技術,對630噸以上規格的重型壓力機進行改造設計,設計與製造的630型至6300型分段機身四拉桿予應力結構的壓力機壓磚機,成為原整體機架壓力機的更新換代產品,其中j53 - 1000c型, j53 - 1600c型j53 - 2500型, j53 - 4000型, j53 - 6300型壓力機, j54 - 1000c型, j54 - 1600c型, j54 - 2500c型精壓機, j93 - 1000c型, j93 - 1600c壓磚機以其可靠的性能迅速占領市場。The lifting - line and lifting - surface design method, the harmonic analysis method based on the panel method, new section design ways, the effective operating curves are integrated into a whole design system of the unsteady propeller, the design system is effective and reliable by the design example, the model test and the application to the full scale ship
本文把升力線和升力面設計方法、基於面元法預報螺旋槳非定常性能的諧調分析方法,新剖面設計方法、有效運轉曲線計算方法組合為一套完整的非均勻流場中螺旋槳設計計算系統,經實例設計和模型試驗及實船的應用,該設計系統是可靠且有效的。It indicated that not only can spirulina cells grow photoautotrophically and photomixtrotrophically, but also can grow heterotrophically under some specific conditions. light intensity, light quality, temperature, species and concentration of metals, rare earth elements and vitamins, salinity, cell concentration, dissolved oxygen level and magnetic filed etc., all play important roles in photosynthetic performance and cell productivity of spirutina
認為螺旋藻細胞不但能進行光合自養和混合營養生長,而且在某些特定的環境條件下,還能進行異養生長;光照強度、光質、溫度、金屬元素、稀土元素、鹽度、藻體細胞濃度、溶氧水平、維生素、激素和磁場等環境因素對螺旋藻細胞的光合性能和細胞產率都有顯著影響。Based on the green ' s formula and the assumption of the propeller blade ' s thin sections, a lifting - surface method of propellers with the vortex lattice and equal source panel distributions on the mean camber surface has been introduced for the prediction of steady propeller ' s hydrodynamics in this paper. an approximate kurta condition was applied
基於creen公式和薄翼理論假設導出的升力面方法,採用在螺旋槳拱弧面上分佈離散渦、源布置方法預報均勻流場中的螺旋槳的定常性能,螺旋槳尾渦面上壓力連續性條件採用近似的kutta條件處理。The submarine noise detected by sonar consists of two parts : propeller - generated hydro - dynamical noise, which can be greatly reduced by improving the submarine rear shape ; radiated noise from the submarine structure excited by the centrifugal forces ( moments ) of rotatory machine, which is more complicated and influenced by many factors
聲納所探測的潛艇噪聲包括兩部分,一是螺旋槳運轉帶來的水動力噪聲,二是潛艇主機工作時產生的不平衡力和力矩引起潛艇結構振動,帶動流場振動從而輻射噪聲。通過改進潛艇尾部線型設計,已將水動力噪聲降到比較低的程度,而結構噪聲則復雜得多,與許多因素有關。Research on flow field characteristics of vertical vortex with multi - circle spiral flow
立軸旋渦多圈螺旋流場特性研究Numerical simulation of three dimensional gas - particle flow in a spiral cyclone
螺旋型旋風分離器兩相流場的數值模擬The background interplanetary magnetic field is spiral with a vanishing south - north component, the initial ionosphere is dominated by the region field - aligned current ( fac ) and the corresponding dawn - dusk electric field, and the interplanetary shock collides with the earth along the sun - earth line
背景行星際磁場為螺旋場,南北分量為零;初始電離層由區場向電流和相應的晨昏電場所主導;行星際激波沿日地連線方向撞擊地球。分享友人