自旋穩定 的英文怎麼說
中文拼音 [zìxuánwěndìng]
自旋穩定
英文
spin stabilisation- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 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...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : 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...
- 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...
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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。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。This machine uses the long rod organization, the connecting rod selects the line continually, turns on lathe the shuttle to cancel the line, the construction doubling locks the type line mark, the release lever type delivers the seam organization but actually, the completely automatic lubrication, the line mark smoothly artistic, the noise is small, vibrates lowly, is suitable in the shirt jacket western - style clothes, the indproof coat, the bedspread, the children ' s clothing fashionable clothing and so on
本機進行了多項技術改良確保了機器的穩定供油和杜絕漏油想象.採用連桿式機構,連桿挑線,旋梭勾線,構成雙鎖式線跡,杠桿式倒送縫機構,全自動潤滑,線跡平整美觀,噪音小,震動低,適用於襯衫夾克西服,風衣,床罩,童裝時裝等。Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced
水力螺旋機技術的優點有:無需監控系統,可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ,運行穩定防磨損無需定期清潔,易維護對河道湖泊里的魚蝦無損害基礎工事少,安裝簡便無堵塞,無需隔欄裝置能量利用充分等。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。In the processing of the numerical simulation of lrv dynamics, knowing from the creepages of irw first, wheel profile has sensitive effect on irw creepages, so the wheel profile should be selected cautiously to optimal the vehicle dynamic behaviors. next, the longitudinally creep force is disappeared, so the self - oscillation vvill do n ' t occur and the bogie is stability. while the natural steering action of vheelset is lost which means that some sort of steering action is necessary to keep the wheelset appropriately aligned on a curve
在輕軌車輛動力學數字模擬計算中,通過對獨立旋轉車輪蠕滑率的分析知,車輪踏面外形對其影響十分敏感,適當的選取獨立旋轉車輪踏面的外形可以優化車輛的動力學性能;採用獨立旋轉車輪,縱向蠕滑力不復存在,自激振動不會發生,轉向架也就穩定;但同時,常規輪對具有的自動導向功能西南交通大學碩士研究生學位論文第11頁也失去了。Its basic motive power is unity of opposites between natural - ecological subsystem with a stable growth and a limited supply and social - economic subsystem with an unlimited demand. in essence its development process is a dialectical, balanced - unbalanced - balanced process like a spiral between social - economic demand and natural - ecological supply. during the process the key to its operation state is the way and the extent of mankind ' s activities interfering with natural - ecological subsystem
鄱陽湖區農業自然資源利用演變的基本動因是具有增長型機制並對自然資源需求無限的社會經濟子系統與具有穩定型機制的自然資源供給有限的自然生態子系統之間的對立統一;湖區農業自然資源利用的演變過程實質上是一個螺旋式上升的辯證發展過程,是社會經濟子系統需求與自然生態子系統供給之間平衡失衡平衡的發展過程。It is a crucial question to stabilize missiles under stronger interactions, which has been hardly studied before. in this dissertation many significant result are given from the research of several correlative dynamic and control topics. an exhaustive summarization is made for free flight motion of spinning missiles
導彈自旋飛行引起的運動耦合、控制耦合及其它效應容易導致彈體失穩,實現較強耦合作用下彈道導彈自旋飛行姿態穩定控制是亟待解決的問題。Mixed weights cgpc is constructed for constrained cgpc, which has advantage in simplicity and efficiency. performance of ballistic missile ’ s servo system is improved by approximate constrained arithmetic. the effect of side force on stability of spinning missiles is studied by routh criterion, which proved to be more universal than others ’ work
針對線性角運動模型,直接採用勞斯方法,與前人工作相比具有更好的通用性和精確性;藉此方法近似分析了側向力對自旋彈道導彈穩定性的影響;研究了內模控制在彈道導彈姿態穩定系統中的應用。Think of passing an american football : when thrown well, it spins steadily around its long axis ; when thrown badly, the spin axis doesn ' t quite coincide with the long axis and it wobbles around
想一想橄欖球:如果扔得好,它將繞它的長軸穩定的自旋;如果扔壞了,它的自旋軸將偏離長軸而擺動起來。It ' s pretty rare in known neutron stars - basically they need to be hit by something and knocked off - axis, which doesn ' t happen often in space, and they ' re precessing at frequencies too low for ligo
想一想橄欖球:如果扔得好,它將繞它的長軸穩定的自旋;如果扔壞了,它的自旋軸將偏離長軸而擺動起來。2. the paper extracted some apropriate features ? different structural features and different statistical features. the structural feature, which has high accuracy, is used to classify the similar characters while the statistical feature, which is simple, speedy and stable, is used to enhance the ability of resisting noise
2 、本文提取了具有旋轉、平移不變的結構特徵和統計特徵,利用前者高精度的特性進行相似字的區分,利用後者簡潔、高速、穩定性的特點來增強了系統的抗噪性能,從而充分發揮了二者各自的優勢。Later on, the non - linear dynamic model of the coupled rotor - body system with the mrfd was constructed and a test - bed which is fit for this model was designed. at last, the dynamic stability test for the system was implemented. the result of which says that the mrfd can improve the dynamic stability of the system markedly
採用開-關控制策略進行帶磁流變阻尼器的旋翼/機體耦合動穩定性試驗,結果表明,磁流變阻尼器能明顯提高旋翼/機體耦合動穩定性裕度,體現了具有自適應能力的優點。Ptmn has practically been used as anti - ferromagnetic layer to pin ferromagnetic layers because of its large exchange bias, high blocking temperature and excellent thermal stability. on the other hand, ptmn films deposited by magnetron sputtering without substrate heating require a relatively high temperature post - deposition annealing in magnetic field to induce a unidirectional exchange field hes
由於ptmn反鐵磁材料具有大的交換偏置,比較高的blocking溫度和較好的熱穩定性,在自旋閥結構中ptmn已經在實際應用上用來釘扎鐵磁層。Therefore, in this thesis, the magneto - rheological damper ( mrfd ) was studied which is of simple structure, high reliability and self adaption
為此,本文研究了結構簡單、可靠性高並具有自適應能力的磁流變減擺器(阻尼器) ,用於控制直升機旋翼/機體耦合動不穩定性運動。Output window is the core of the gyrotron, which speciality can decide the speciality of the gyrotron greatly. the major subjects of output window design for high power gyrotron are to reduce the reflection and absorption power in order to enhance the gyrotron ’ s stability and protect the output window
如果窗片的反射升高,在高功率情況下返回到高頻系統的功率將顯著上升,引起寄生模式在高頻系統中自激振蕩,從而降低迴旋管的高頻輸出功率和模式純度,乃至於使迴旋管不能正常穩定工作。分享友人