縱旋 的英文怎麼說
中文拼音 [zōngxuán]
縱旋
英文
frcntal rounding-
Another reproduced the most singular combinations with a spinning - top ; in his hands the revolving tops seemed to be animated with a life of their own in their interminable whirling ; they ran over pipe - stems, the edges of sabres, wires, and even hairs stretched across the stage ; they turned around on the edges of large glasses, crossed bamboo ladders, dispersed into all the corners, and produced strange musical effects by the combination of their various pitches of tone. the jugglers tossed them in the air, threw them like shuttlecocks with wooden battledores, and yet they kept on spinning ; they put them into their pockets, and took them out still whirling as before
還有一個耍彈簧地陀螺的演員,他使那些地陀螺滴溜溜轉起來配合得極其巧妙,看了簡直叫人難以置信,這些嗡嗡作響的陀螺在他的操縱下,活象是一些旋轉不停的有生命的小動物,它們能在煙斗桿上,軍刀刀口上,以及在那些拉在舞臺上的頭發一樣細的鋼絲上旋轉著跑個不停,它們能圍著幾個大水晶瓶打圈轉,它們能爬竹梯,能四面八方到處跑,同時發出各種不同的響聲。In this system, the oil pipe be locally magnetized through the longitudial and circumferential direction, the oil pipe be circumvolved by the electromotor, the detector will has a linear movement on the surface of the pipe, so it can realize the combined testing of horizontal flaw ( cankerous pits and cankerous holes etc. ) and vertical flaw ( pole flaw and crack etc )
該系統在油管局部實施軸向和周向磁化,油管由電機主軸帶動旋轉,檢測探頭緊貼油管直線運動,從而實現對腐蝕坑、腐蝕孔等橫向缺陷和桿狀損傷、劈縫等縱向缺陷的綜合檢測。The machine is circumgyration drilling machine that the rotary drives drilling tool to bore by rotation, adopts full hydraulic pressure drive, constant power loop, wheel cylinder startup, oil cylinder disappear ing end bumper, electrohydraulic combined control, steel wheel traveling and disassembly transport
該機是由轉盤帶動鉆具旋轉鉆進的回轉鉆機,採用全液壓驅動,恆功率迴路,分泵啟動,油缸升降,電液復合操縱,鋼輪行走,解體運輸。The application of resin bolt made in thread steel with left direction revolves and no lengthways physique at coal mine entry
左旋無縱筋螺紋樹脂錨桿在回採巷道的運用These results indicate that the magnetic field should have upper stability when the particle beam is low polarized while the requirement of the stability of the magnetic field can be lowered when the particle beam is high polarized in the experiment of producing the polarization of the particle beam. and the complementariness can be used as a negative feedback to stabilize the polarization of particle
這一結果表明,在產生離子束極化的實驗中,在離子束低度極化的前期階段,磁場應具有較高的穩定性,而在離子束極化度較高的後期階段,磁場的穩定性要求可以放鬆;自旋的縱向分量的無規漲落和橫向分量的無規漲落的互補性有可能用來做成穩定離子極化的負反饋。Longitudinally polarized electrons are the electrons with spin and momentum pointing in the same direction.
縱向極化電子,就是自旋和動量方向相同的電子。At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation
同時,在此基礎上,利用su ( 2 )代數動力學方程研究了加速器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題,發現:低度極化的系統對磁場無規擾動十分敏感,而高度極化的系統對磁場無規擾動十分穩定;自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。Rech. flexible shafts for controlling tachometers, propellor regulators, etc.
操縱轉速計和螺旋漿調速器等用撓性軸Further analysis showed that there are regulatory elements, including tata box and caat box, etc. pc - igs fragments were cloned and sequenced from five strains of arthrospira ( a. platensis fachb341, a. platensis fachb439, a. platensis ouqds6, a. maxima ouqdsm and a. platensis fachb791 ) and two strains of spirulina ( s. subsalsa fachb351 and spirulina fachb440 ). the cloned fragment includes 494 bp of cpcb, 252 bp of cpcaand 111 bp of pc - igs sequence
在節旋藻和螺旋藻分子系統學研究中,克隆了節旋藻和螺旋藻的藻藍蛋白操縱子中的pc - igs序列並進行序列測定和分子系統學分析,結果如下:所克隆的長度為857bp的片段包含有494bp的cpcb基因, 111bp的pc - igs序列和252bp的cpca基因。The c - phycocyanin ( cpc ) operon of blue - green alga ( or cyanobacteria ) arthrospira platensis fachb341 was cloned, sequenced and characterized by using chromoseme walking method. the sequence includes cpcb gene ( 519 bp ), cpca gene ( 489 bp ), cpch gene ( 357 bp ), and upstream sequence of cpcb ( 427 bp ) and upstream sequence of cpch genes ( 184 bp ), 111 bp of phycocyanin intergenetic spacer ( pc - igs ). upstream sequence of cpcb gene was ligated into promoter - probe vector pegfp - 1 and transformed into three systems : e. coli, synechocystis pcc 6803 and a. platensis fachb341 by supersonic and electrophoresis methods
根據genbank中報道的節旋藻藻藍蛋白基因序列設計引物,首先克隆了鈍頂節旋藻( arthrospiraplatensisfachb341 )藻藍蛋白操縱子中亞基基因、亞基基因部分序列及二者之間的間隔區序列( pc - igs )並進行序列測定,然後根據此測序結果設計引物,通過染色體步移法克隆得到藻藍蛋白操縱子長度為2086bp的基因片段,其中包括藻藍蛋白亞基基因( cpcb , 519bp ) ,亞基基因( cpca , 489bp ) ,連接蛋白h基因( cpch , 357bp ) ,亞基基因上游啟動子序列( 427bp )以及各基因之間的間隔區( pc - igs , 111bp ; cpch與cpca間隔區, 184bp ) 。Machining centers, nc cutters, vertical cutters, horizontal cutters, bench drilling machines, tappers, lathes, gun - drill machines, auto benches, internal grinding machines, surface machines, rotary grinding machines, cnc honing machines, surface grinding machines, slit grinding machines, cylindrical grinding machines, vertical axis grinding machines, horizontal slit grinding machines, universal tool grinders, nc insertion machines, caulking machines, precision cutters, barrel machines, shot blast machines, ultrasonic washers
磨床nc銑床橫銑床縱銑床鉆床攻絲機車床槍鉆機械自動盤內部磨床旋轉磨床cnc珩磨正面磨床切口磨床圓筒磨床縱軸磨床橫軸切口磨床萬能工具磨床nc壓入機精密切割機圓筒部分淬火超聲波凈洗機等。The approach of obtaining the guidance coefficients can be utilized in the situations in which more than four coefficients are hired for guidance to enhance the guidance performance. in addition, more precise earth model, which is non - spherical and will circle around its body axis, can be considered, and this will lead to more true results
最後,本文對進一步的工作提出了建議,認為可以考慮用四維以上的制導參數確定反饋增益系數以改善其制導性能,另外,可以進一步考慮地球旋轉時影響飛船再入段縱程的因素,使得擬合結果更接近實際情況。By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water
通過對細小顆粒在剪切流場中運動方程的fourier分析,得到了顆粒脈動強度和流體脈動強度之間的定量關系,表明顆粒粒徑、顆粒密度、流速梯度以及紊動場含能旋渦的特徵頻率是影響顆粒脈動強度的主要因素,首次從理論上證明了在一定條件下,顆粒在縱、垂向的脈動強度均會超過相應的流體脈動強度,為已有的實測資料提供了合理的解釋。The walking track rail of the bracket - type crane is installed on the cement post in the factory building, along which this crane can do the vertical movement. at the same time the electric block can finish the swinging function along the vertical and horizontal movement of spiral arms
該機行走道軌安裝在廠房的水泥柱上,沿著道軌可做縱向運動,同時電動葫蘆又可完成沿旋壁的橫向運動以及垂直方向的起吊功能。The angle, in degrees, that the portrait orientation is rotated to produce the landscape orientation
從縱向到橫向所需旋轉的角度(以度為單位) 。Gets the angle, in degrees, that the portrait orientation is rotated to produce the landscape orientation
獲取旋轉縱向方向以生成橫向方向的角度,以度為單位。Agricultural and forestry machinery. pedestrian controlled tractors with mounted rotary cultivators, motors hoes, motor hoes with drive whel. safety
農林機械.帶懸掛式旋耕機旋轉中耕鋤及帶驅動輪的旋轉中耕鋤的可在側面步行操縱的拖拉機.安全性Using a combination method of the lifting surface theory and acoustic technique, the effects of different diameters, skews and rakes on the discrete noise of the propeller are studied by the numerical method and some useful results for engineering are presented in this paper
利用升力面理論和聲學方法得到的離散譜噪聲的預報公式,對螺旋槳直徑、側斜、縱傾變化對離散譜噪聲的影響作了數值計算,並得到了工程上有實用意義的結果。Specification for fork - ends in corrosion resisting steel swaged on type, control cable - dimensions and loads
操縱鋼索的旋鍛耐蝕鋼叉形端頭規范.尺寸和負荷This setting could increase the damping of angular rates and improve the stability. based on bell stabilizer bar, bell - hiller stabilizer bar adds small wing on the two ends of bar. compared with main blades the aerodynamic forces and moments generated by the bar could be neglected
希勒伺服旋翼在貝爾穩定桿的基礎上,于兩個質量塊處添加了小翼,與貝爾穩定桿相比,希勒伺服旋翼自身的揮舞運動藉助機械耦合引起旋翼二次變距,起到改善操縱性的作用。分享友人