薄盘
- 网络thin disk
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标准薄盘与径移主导吸积流的连接
Smooth Connection of Standard Thin Disk with Advection-Dominated Accretion Flow
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径向粘滞力对含三维磁场等温薄盘不稳定性的影响
The effect of radial viscous force on an isothermal thin disk with three dimensional magnetic fields
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近年来很多工作发现,厚盘恒星的α元素丰度随金属丰度的变化趋势与薄盘不同,这种不同还表现在Al、Mn、Zn、中子俘获元素等其他元素上。
Recent observations show that the abundance patterns of α - elements in the thin and thick disk are distinct , and this difference also appear for some other elements , such as Al , Mn , Zn and neutron-capture elements .
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我们发现来自于ADAF的喷流功率比标准薄盘情况时更集中于盘内区,结果表明发现吸积流的径移主导程度对喷流功率PADAF的影响是明显的。
Our result demonstrates that the jet power concentrates on the inner region more than it in the case of the standard thin disc , and the jet power depends sensitively on the degree to which the flow is advection-dominated .
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薄盘类齿轮渗碳淬火变形的控制
Control of Pan Shape Gear Distortion Resulted from Carburizing and Quenching
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径向粘滞力对薄盘稳定性的影响
The Effect of Radial Viscous Force on the Stability of a Thin Accretion Disk
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烤烟薄盘直播漂浮育苗技术应用研究
Application Research of Direct Seeding Technique of Flue-cured Tobacco in Thin Tray with Float System
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黑洞吸积盘的演化与黑洞自转Ⅰ.薄盘的演化
Evolution of black hole accretion disks and black hole spin ⅰ . evolution of thin disks
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原太阳吸积盘为冷的薄盘,盘中热对流不稳定性由外而内,由上而下地终结;
For the cold protosolar accretion disc , convective instability will gradually end from the outer region to the center and from the surface to central plane .
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结果表明:薄盘光滑样条函数法的插值精度最优,特别是温度和降水的效果尤其明显;
The results showed that TPS was of the best accuracy of three methods for temperature , precipitation and relative humidity , significantly for air temperature and precipitation .
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在高频、大功率声辐射条件下,薄盘的机械强度显得不足,这时厚圆盘是个不错的选择,因为它横向尺寸不大,频率又高。
Under the high-frequency , high power sound radiation conditions , the mechanical strength of thin disk get insufficient . Then the thick disk is a good choice because it possesses advantages of small transverse dimension and high frequency .
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对时标较长的周期性光变,尽管现在已有不少模型(亮斑、薄盘的不稳定性、双稳定性、自引力吸积盘的脉动等等),但是所有这些模型都不够完善;
On the other hand , although there are many models which explain the long term periodic variability of AGN (" hot spot ", the instability of thin disk , bistability , pulsation of self gravitational disk etc ), no one of them is perfect ;
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薄吸积盘近径向扰动不稳定性
On the instability of thin accretion disks to nearly radial perturbation
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薄吸积盘的不稳定性研究
A study on the instability of a thin accretion disk
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含三维磁场等温薄吸积盘的振荡不稳定性
The Oscillatory Instability of an Isothermal Disc with a Three Dimensional Magnetic Field
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有磁薄吸积盘的径向不稳定性研究
Radial Instability of Thin Accretion Disks with Magnetic Fields
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对等温、有磁薄吸积盘脉动不稳定性的多因素影响
Multi-Factor Influences on the Pulsational Instability of Isothermal Thin Accretion Disks with Magnetic Fields
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45钢制薄法兰盘毂类零件的近净成形加工技术
A Finish-approaching Forming Technology for Thin Flange , Rim Type Components Made of 45 Steel
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我们在柱坐标中使用轴对称的流体动力学方程,研究一个没有外磁场的薄吸积盘。
We use the axisymmetric hydrodynamic equations with cylindrical coordinates , and obtain the equilibrium equations .
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软驱是一个平整、正方的塑料盒子,它从一个非常薄的盘读出信息。
The floppy disk drive reads information from a very thin disk that is inside a flat , square plastic case .
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高速硬盘微小型滑动轴承&主轴系统变温条件下的稳定性研究弱磁化等温薄吸积盘的轴对称脉动不稳定性
Stability of Small-Sized Grooved Bearings-Spindle System in High-Speed Hard Disk Drive Considering Thermal Effect Axisymmetric Pulsational Instabilities in Weakly Magnetized and Isothermal Accretion Disks
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我们利用磁吸积盘一种全新的反常粘滞结果(Li&Zhang2002),研究了黑洞周围薄吸积盘的静态垂向结构。
Using the anomalous viscosity ( Li & Zhang 2002 ), we discuss the stationary vertical structure of a thin disk around a black hole .
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为了复制高精度、大直径薄光栅盘,对曝光装置中影响感光条件的支撑板进行了受力分析。
To reproduce the supreme diameter and high precision grating , the mechanical properties of bearing board in exposure equipment for reproducing grating was analyzed .
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利用反常粘滞[1]研究了黑洞周围薄吸积盘的静态垂向结构。
The stationary vertical structure of a thin disk around a black hole is considered with the anomalous magnetic viscosity ~ ( [ 1 ] ) .
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因此,课题组提出了非谐振单元变幅器的设计理论,解决了薄环盘类圆柱齿轮的超声珩齿振动系统的设计问题。
Therefore , it brought forward a inharmonic design theory of gear amplitude transformer , which can design resonant system of thin plate helical gear in ultrasonic honing .
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本文主要利用这种全新的反常黏滞机制,讨论了磁化薄吸积盘的结构、吸积盘的磁不稳定性以及反常耗散对磁旋转不稳定性的影响。
In this thesis , using the new model of anomalous viscosity , we discuss the structure of magnetized thin accretion disks , the magnetic instability in the accretion disks and .
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由于常用的盘形齿轮直径大,厚度小,且中间有较大的安装轴孔,所以可以将其简化为薄环盘,与变幅杆组成变幅器。
Usual plate gear have big diameter , but thin in depth , and have a axle hole in the center , so it can be simplified into a thin disc ring .
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利用黑洞吸积盘演化的基本方程组,在纯吸积情况下,求得了薄、厚吸积盘及一般厚吸积盘的黑洞视界半径rH的演化方程。
The basic evolution equations of black hole accretion disks are used to derive the evolution characters of horizon radius r H of black hole surrounded by thin the thick disks respectively .