查询词典 spell backward

One of the prominent characteristics of the self-learning neuron is thatit has a forward-channel, a backward-channel and a leamer, This makes each neuron in a self-learning BP network accomplish the forward propagation of message, backward propagation of errors, and modification of its parameters independently, and hence makes the network implement parallel computing easity.

由自学习神经元组成的自学习BP网络可以真正做到正向传播信息、反向传播误差及学习的并行化。

When the JAZZ HISTORY OF THE WORLD was over, girls were putting their heads on men's shoulders in a puppyish, convivial way, girls were swooning backward playfully into men's arms, even into groups, knowing that some one would arrest their falls—but no one swooned backward on Gatsby, and no French bob touched Gatsby's shoulder, and no singing quartets were formed with Gatsby's head for one link.

等到《爵士音乐世界史》演奏完毕，有的姑娘像小哈巴狗一样乐滋滋地靠在男人肩膀上，有的姑娘开玩笑地向后晕倒在男人怀抱里，甚至倒进人群里，明知反正有人会把她们托住——可是没有人晕倒在盖茨比身上，也没有法国式的短发碰到盖茨比的肩头，也没有人组织四人合唱团来拉盖茨比加入。

In order to obtain actual preferred principle of processing parameter about three-roller backward spinning of tube,nonlinear FEA software ANSYS/LS-DYNA is,carried on 3D dynamic simulation,stress analysis and strain analysis to three-roller backward spinning of tube under different processing parameter.

为了确定更为符合实际的筒形件三旋轮强力反旋工艺参数的选用原则，利用大型非线性有限元软件ANSYS/LS-DYNA对不同工艺参数下筒形件三旋轮强力反旋旋压过程进行了动态模拟和应力应变分析。

In this paper, based on nonlinear FEA software ANSYS/LS-DYNA, 3D dynamic simulation models of eighteen-type tubes for backward spinning was established. This paper not only obtained spinning force of tube backward spinning but also obtained the spinning force curves varying with the different reducer ratio, feeds, fillet radius for spinning roller, forming angle and diameter of spinning roller, and diameter blank inner.

以大型非线性有限元软件ANSYS/LS-DYNA为分析平台，通过对18种几何尺寸和参数不同的筒形件三旋轮强力反旋旋压过程的三维动态模拟，得到了它们的旋压力以及旋压力随不同减薄率，旋轮进给量，旋轮圆角半径，旋轮成形角，旋轮直径和毛坯内径的变化曲线。

The best research tool for the problem of option pricing is backward and forward-backward stochastic differential equation .

简要地介绍了倒向和正倒向随机微分方程在数学金融学的研究中所起的作用。

In this thesis, rat-tails were used as experiment objects, there are 40 slices including transverse and longitudinal, HE-dyed and undyed. Excited by femtosecond laser, the changes of backward SHG and TPEF versus sample preparation, excitation wavelength, excitation power, penetration depth and so on were observed by two-photon laser scanning confocal microscope, effect factors of backward SHG and TPEF and differences of both were discussed and compared, and related comments were also presented.

以鼠尾组织作为实验对象，共40个切片，分为横向和纵向、HE染色和未染色四组，采用飞秒激光器作为激发光，用双光于激光扫描共焦显微镜(two-photon laser scanning confocal microscope， TPLSCM)观察和分析了样品在不同的制备方式、激发波长、激发功率、扫描深度等条件下的背向SHG和TPEF的变化曲线，讨论和比较了生物组织的背向SHG和TPEF的影响因素以及二者之间的异同，并尝试对实验现象做出了一定的解释。

With the compressional stress increasing,the dip-slip motion in listric fault system could successively generate reverse-"fish-fork-shaped" structure,hanging wall interpenetration thrust,footwall shortcut thrust,"backward broken" footwall shortcut thrust imbricated fan,"backward broken interpenetration" thrust,.

随着压应力递增，铲式断层系统中的倾向滑动可渐次形成反转-&鱼叉&状构造、上盘交截冲断层、下盘捷径冲断层、&向后破裂&下盘捷径冲断层叠瓦扇、&向后破裂交截&冲断层、向前破裂后冲断层叠瓦扇、后冲断层与下盘捷径冲断层扇形构造和脊部塌陷&上突&构造等。

One defender of the policy is N. Vasudevan, chief official of the Kafkaesque vision of bureaucratic hell that is the Backward Classes, Most Backward Classes and Minorities Welfare Department in Chennai, where workers languish behind mountains of never-opened files.

这项政策的另一个拥护者是有着卡夫卡式古怪幻想的政务长官 N ·万瓦苏德万，他把金奈地区的落后阶层、最落后阶层以及少数民族福利局看作是官僚主义所造成的地狱，工人们在小山一样永不开封的文件后苟延残喘。

On the other formed, polynomial expressions of intersected point between solution curves of WuestII, reflected shock backward-facing sonic, reflected shock backward-strong/weak separating, Mechanical equilibrium are derived and computed results are marked on the (M0,q1) theoretical solution map of perfect triatomic gas steady Mach reflection.

最后吾人针对WuestII曲线、后向音速曲线、后向强弱曲线、机械平衡曲线，推导它们之间的交点解公式，并将计算的结果标示於平面上之解域图上。

In the research on the backward-wave oscillation suppression the startoscillation current which is derived from Two-wave theory approximately is given up. Four typical un-uniform slow wave structures start-oscillation current equations are derived by backward-wave amplifing gain expressions with the Two-wave theory. Then the start-oscillation current rates I〓/I〓 between ununiform circuit and uniform circuit of the four structures have been got.

在返波抑制问题的研究中，从二波理论出发，抛弃了二波理论中从起振条件出发来得到起振电流近似表达式的方法，而是利用二波理论的基本关系式分别推导出了四种典型实用的非均匀输出线路的返波增益表达式，采用计算返波增益的方法来得到四种非均匀输出线路的起振电流与均匀输出线路起振电流的比值I〓/I〓。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。