恆磁 的英文怎麼說
中文拼音 [héngcí]
恆磁
英文
permanent magnetism-
That shape, something like an apple sliced downward through its core, would be constant for a bar magnet
形狀像蘋果的向下穿過它的果核的心形薄切片，對條形磁鐵來說磁線是恆定不變的。Meter for testing constant current fluxreset curve
恆流磁通回歸曲線測試儀Fourthly, according with the analyzing of flow measurement, we research the main problems needed to be solve in the process of measurement, such as analysis and measurement of the internal resistance, selection of excitation frequency, stable signal datum mark and restraining common mode interference, restraining for serial mode interference and working frequency interference ; transporting and shielding the flow signal, constant current excitation and magnetic field equalizing, flow measuring
第四，根據對流量測量問題分析的，深入研究了設計過程中需要解決的主要問題。如內阻分析與測量;勵磁頻率的選擇;穩定信號基準點與抑制共模干擾;串模干擾與工頻干擾抑制;流量信號傳輸與屏蔽;恆流勵磁與磁場補償;流量測量點的選擇等。Number of stars ; electromagnetic spectrum limit
恆星數、電磁波譜極限Those inflexion are brought by the energy balance and heating mechanism in stellar chromosphere and corona. using large samples, we gain several credible numeric relation between different magnetic activity index and rotational parameters
我們通過對大樣本恆星的統計分析分別得到了晚型主序星磁活動與恆星自轉參量間以及磁活動與恆星色指數之間更廣泛意義的數值關系。When electrons move in spirals around magnetic lines of force, radio waves are produced and radiated out along the two magnetic poles of the star. usually, the rotational axis of the neutron star does not align with the magnetic axis. the radiation beams will sweep around and create the
通常恆星的自轉軸和磁軸並不一致，中子星亦不例外，所以沿著磁軸向外發射的無線電波束，在中子星自轉的帶動下，便會如燈塔般向宇宙掃射，這便是著名的Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星（如木衛三，水星，地球，木星和土星）和恆星（如太陽）具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動，磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線，即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色，並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型The hyperbolic conservation laws with relaxation appear in many physical systems such as nonequilibrium gas dynamics, flood flow with friction, magnetohydrodynamics, etc. firstly, the thesis proves that there exists a unique global smooth solution for the cauthy problem to the hyperbolic conservation laws system with relaxation ; secondly, in the large time station, the thesis proves that the global smooth solutions of the hyperbolic conservation laws system with relaxation converge to rarefaction waves solution at a determined l ( p > 2 ) decay rate
帶鬆弛項的雙曲型守恆律組出現在諸多的物理系統中。例如，非平衡態的氣體動力學、帶摩擦的水流、磁動力學等。本文首先證明，帶鬆弛項的雙曲型守恆律組的柯西問題的整體光滑解的存在唯一性；其二，證明了帶鬆弛項的雙曲型守恆律組的解與相應的平衡態守恆律的稀疏波解在大時間狀態下的l ~ p衰減率。Effect of static magnetic field on development toxicity of rat embryonic midbrain neurons cells
穩恆磁場對大鼠胚胎中腦神經細胞發育的影響Our approach differs from a recent theoretical paper that dealt with the possible conservation of the combined spin and orbital angular momentum in relation to the susceptibility of the down - conversion crystal
我們的方法與新近一些理論文章提出的方法是不一樣的，他們處理自旋角動量和軌道角動量可能的守恆當中涉及到了下轉換晶體的磁化系數。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。Permanent permeability alloys technical regnirements
恆磁導率合金技術條件Constant permeability alloy
恆磁導率合金This paper studies and designs a variable frequency speed regulation system applied to induction motors by means of votating speed difference frequency fuzzy control. the general scheme of the system is presented. circuits and software are designed for the major parts of the system such as constant magnetic linkage control frequency converter and votating speed difference frequency fuzzy controller
本文對異步電動機轉差頻率模糊控制變頻調速系統進行了較為詳細的研究和設計，給出了系統的總體方案。對于系統的主要組成部分? ?恆磁鏈控制變頻器和轉差頻率模糊控制器進行了設計。Monte carlo simulation of dendritic growth of metal electro - deposition in an invariable magnetic field
穩恆磁場下金屬電沉積枝晶生長的模擬Comment and deduction of amperecircuital theorem of stable magnetic field
穩恆磁場安培環路定理的論述與推導We study the dynamical spin separation of two interacting electrons confined in the double qds driven by a static and a rotating magnetic fields
我們探討在穩恆磁場和旋轉磁場的作用下，雙量子點中的電子自旋動力學。Effect of static magnetic field on the expression of nitric oxide synthase in human umbilical vein en - dothelial cells
恆磁場對人臍靜脈內皮細胞一氧化氮合酶活性的影響Effect of constant magnetic fields on the proliferation of human umbilical cord blood mesenchymal stem cells and cellular cycle
恆磁場對人臍血間充質幹細胞增殖及細胞周期的影響Difference in the recovery of hematopoietic function in mice injured by antineoplastic drugs in rotating constant magnetic field with different frequencies
不同頻率旋轉強恆磁場對抗腫瘤藥物損傷小鼠造血功能恢復效果的差異分享友人