軸面體 的英文怎麼說
中文拼音 [zhóumiàntǐ]
軸面體
英文
axial surface-
Examples include certain species of lycopodium and selaginella, which have two rows of lateral leaves and one or two rows of smaller abaxial or adaxial leaves
例如石松屬和卷柏屬,植物體上具有雙行較大的側生葉,還有1行或2行較小的生於近軸面或遠軸面的葉。At the end of february, the bract attained approximately their full size, and a pair of anatropous ovules were initiated on the adaxial surface at the base of the fertile ovuliferous scale
2月底,苞片體積不再發生變化,珠鱗膨大端的基部的近軸面分化出2個倒生胚珠。Many international experts have done research in amb - ab, but the air bearing occupying a long axis space. the rotor ' s dynamics performance is depressed. a new type amb - ab was brought forward in this paper, the film air bearing was integration in amb
本文研究了一種新型的磁氣混合軸承結構,其特點是將箔片氣體軸承集成在磁軸承的氣隙裏面,不佔據軸向空間,因此與國外的研究有本質的區別。Xm ) trundle needle, trundleing the post thrust bearing trundles the needle through the roll part of the body, cylinder roller and thrust maintain shelf and the thrust bed down the livestock to make up, trundleing needle and the cylinder roller is subjected to the shelf maintaining that the thrust maintains and guides. moreover thrust bed down the livestock against the difference, shaft, the pedestal encircles and employs in company, fix module shaft shoulder end face and the shell opening back plane dimensional tolerance, geometry accuracy, rigidity, axial is moved up and down, coarse degree ought to accord with the internation , national standard stipulation demand
滾針,滾柱推力軸承由滾動體滾針,圓柱滾子及推力保持架和推力墊圈組成,滾針和圓柱滾子受到推力保持的保持架引導,並與不同的推力墊圈,軸,座圈一起使用,安裝組件的軸肩端面和外殼孔底面的尺寸公差,幾何精度,剛性,軸向跳動,粗糙度應符合國際,國家標準規定的要求。And rock triaxial serve testing system is used, through model test involving bedded planes and a set of joint normal to the bedded planes in rock mass, multiple sliding failure affected by properties of joints and confining pressure is analysed, the condition triggering multiple sliding failure and characteristics of failure plane are given, under the co - action of inclination of connective joints ( bedded planes ), interlocking conditions of critical joints and confining pressure
並在室內利用巖石三軸剛性伺服機,通過模型試驗對巖體的層面和一組與層面正交的節理的情況進行模擬研究,分析了結構面性狀和圍壓對復合式滑移破壞的影響,給出了在貫通性結構面(層面)傾角、非貫通性結構面以及圍壓等因素共同作用下,節理化巖體發生復合式滑移破壞的條件以及破壞面特徵。A body is said to be in a state of plane stress or alternatively in a two-dimensional or biaxial state of stress.
據稱該物體處于平面應力狀態或二維應力狀態或雙軸應力狀態。Four kinds of situations between the smallest outer - contained hexahedron of the same point series and axis of cylinder are presented, and the reliability of the above stated model and analysis is verified by living example
給出了同一點列的最小外包容六面體與圓柱軸線間的4種情況,並用實例驗證了所述模型和分析的可靠性。The coefficients of reflection and transmission on the interface of two uniaxial crystals
光在兩單軸晶體分界面的反射與透射系數The coefficients of reflection and transmission on the interface of two uniaxial crystals under normal incidence
正入射條件下光在兩單軸晶體分界面的反射與透射系數The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes
本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結合麥克斯韋方程組和波導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬波導(波導層是單軸晶體,兩個波導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導界面法方向與傳輸方向構成的平面內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導面內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何頻率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起高階模式,高階模即匪te波,也匪tm波,而是兩者耦合而成的混合模。Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential, an eddy current field math model is build by triangle cell, this article has researched the effect of power frequency to eddy current density, penetration depth and the skin effect
本文以電磁場矢量位有限元法為基礎對二維軸對稱場的磁場強度、渦流密度進行了計算求解,採用三角形單元和六面體單元建立了渦流場數學模型,研究了電源頻率對渦流密度、透入深度及集膚效應等場量的作用影響。The flow equations are solved using finite difference technique. using body - fitted curvilinear coordinate system treated the boundary conditions. by iteratively solving the flow governing equation and the blade equation, the design of axial flow pump impeller in the quasi - three - dimensional rotational flow can be performed according to the angular momentum distribution, the blade which was designed in the lifting method, flow channel and the blade thickness given
其次在流動無粘性、不可壓及考慮葉片厚度的條件下,依據葉輪內的流動特性,推導了葉輪內三維流動周向平均流動控制方程以及葉片方程;在貼體坐標系中,採用有限差分法求解流動方程和葉片方程;在採用升力法設計出的葉片作為初始葉片、給定葉片速度矩分佈、葉片厚度分佈和葉輪軸面流道幾何形狀條件下,迭代求解流動控制方程及葉片方程,實現了軸流泵葉輪的準三維方法設計。Report back in the exhibit schedule : march 8, 2006 - 10 days am09 : march 10, 2006 - 12 days remove time : march 12, 2006 exhibitors range : car, car, motorcycle, light truck bearings, railway bearings, magnetic bearing spindle ; aviation aerospace marine bearings, rocket and satellite bearings ; industrial robot bearings, machining center and machine spindle bearings, textile machine bearings, motor bearings, and farm machinery bearings, paper machine bearings, bearings press, bearing mill, metallurgical mining, petrochemical machinery bearings, bearings sporting goods, marine rig bearing ; bearings, bearings gyroscope, high - precision bearings, high - speed bearings, linear motion bearings, needle roller bearings, thrust bearings, ultra - low - temperature bearings, special bearings, ceramic ball bearings, spherical with trophies bearing miniature bearings, quiet motor bearings, ball bearings, roller bearings, lubricating bearings corrosion resistant bearings, bearing joints ; bearing ring blank refinement, precision ball and roller crown, with nails cage
撤展時間: 2006年03月12日參展范圍:轎車汽車摩托車輕型車軸承鐵路軸承磁懸浮軸承電主軸航空航天航海軸承火箭及人造衛星軸承工業機器人軸承加工中心及機床主軸軸承紡織機軸承電機軸承農機軸承造紙機軸承印刷機軸承軋機軸承冶金礦山石油化工機械軸承體育用品軸承海洋鉆機軸承組合軸承陀螺儀軸承高精軸承高速軸承直線運動軸承滾針軸承推力軸承超低溫軸承特種專用軸承陶瓷球軸承帶座外球面軸承微型軸承靜音電機軸承球軸承滾子軸承潤滑軸承耐腐蝕軸承關節軸承軸承套圈精化毛坯精密鋼球凸度滾子帶釘保持架軸承滾動體等軸承部件。The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field
本文建立了電磁加熱系統的渦流場和溫度場間接耦合的數學模型,分析了不同頻率下渦流和溫度的分佈情況,並以八節點六面體等參元為例給出了渦流場對應的離散格式,通過計算渦流場獲得溫度場所需要的內熱源強度,加熱部件的溫度場以軸對稱格式進行離散求解,並對瞬態溫度場有限單元法的求解特點進行了分析。In autograft from inflorescence stems callus tissue was found 4 days after grafting. no xylem and sieve elements were differentiated in both scion and stock in this period
C24擬南芥花序軸自體嫁接后4d ,嫁接面處愈傷組織開始形成,嫁接體雙方還沒有分化出管狀分子和篩分子。Summed up is the process of the crack treatment on spot, the theory analysis and the design improvement of the hugging - bearing box body ( hbbb ) for ss7 - type electric locomotive
全面總結了韶山7型電力機車抱軸箱體在使用中發生裂紋的現場處理、理論分析和設計改進的過程。In recent ten years, the great progress has been made in the application of the planar crystal waveguide polarizers in integrated optics, various suggestions have been made for the structures of such polarizers
近十年來,平面單軸晶體波導起偏器在集成光學中的取得了重大進步,不少學者已利用不同的方法獲得了起偏器。In the raw crystal, he has to orientate the table surface in such a way as to achieve the best possible colour and the best possible weight, while attempting as far as possible to keep out the less beautiful, darker colour
切割深色碧璽時,碧璽的桌面必須平行於晶體的主軸面,反之,切割淺色碧璽時,其桌面必須和長軸面成直角,才可將其顏色完全充分顯現出來。The preferred direction would be shaft side high pressure as the pressure in the flow would assist the disc in sealing
優先定向以具有較高壓力的軸面作為流體壓力,用於幫助閥板密封。This amazing organic light material forms as a star tetrahedron ( see figure 8 ) that constantly spins and rotates on its six major axis points
這令人驚奇的器官光材料形態如同一星四面體(看圖8 ) ,它以六個主軸點不斷旋轉。分享友人