查询词典 backward difference operator

Its on the oriental stage that a series of oncoming and dormant Oedipus tragedies-incest tragedies, with which the westerners are so familiar regardless of performance on the somewhere strange stage, are highlights, so that the western spectators not only can enjoy the different exotic cultural charms, but from the commanding perspective fell the superiority of their own culture in this fabricated cultural context featured with backward, isolation and far from the reality. In addition, Zhang prefers to the method of time lagging in the film text formation, so that the textual times usually drag back to the past on purpose such as 1930s, 1940s, per-anti-Japanese war period as well as 1960s and 1970s; apart from this, the far-off areas far from the cultural center are chosen as the film space, all which get together to set up a static, stagnate and hiding Chinese traditional cultural context symbolized by backward, barbarousness and ignorantness to satisfy the male desire.

为了营造这个虚拟舞台，张艺谋影片中的采用了时间的滞后性策略，影片中的故事本文时间均选择了过去：十九世纪三十、四十年代，抗战前期，六七十年代；影片中的本文空间均选择了远离文化中心的边缘地带，通过时间的滞后策略和空间的边缘策略来满足一个停滞的、凝固的、静止的落后而由愚昧野蛮的中国传统文化语境；将处于社会边缘的女性放置在其中，利用观众位置的双重性认同结构，巧妙利用女性这一表层可见视觉中心和读解影片时意义渐隐的策略来遮掩和移位其真正的作者意识形态：即重复再一次对女性的观看，满足东西方男性的窥视欲望。

Still will be the same as the Ministry of finance at the same time, research is built fall into disuse backward produce can exit a mechanism, raise capital allowance standard, exit condition, personnel to install buy law to wait, fall into disuse since work up backward produce can incentive mechanism.

同时还将会同财政部，研究建立淘汰落后产能的退出机制，提出资金补助标准、退出条件、人员安置办法等，逐步建立起淘汰落后产能的激励机制。

One day, Hershey was walking backward on the walkway while my grandfather was pushing a vat of chocolate up the ramp. Bump. Clunk. Ker-plop! Hershey fell backward into the vat. Everyone else held their breath and ran up to pull him out. Grandfather froze in fear. Was he going to lose his job?

一天，hershey在人行通道上倒着走路，这时候我祖父正推着大桶上了斜坡，咣当，克朗，扑通，hershey被大桶撞翻了压倒，所有的人都一下子停下来屏住呼吸，然后快跑过去把老板拉出来，祖父的心一下子被恐惧压倒，他可能会为此而失去工作了。

Analyzed the changing of energy loss in turbine cascade with different backward wedge angles,and achieved the range of the backward wedge angles corresponding of the minimum energy losses on three typical sections in the turbine cascade.

分析了叶栅能量损失系数随不同后楔角的变化，得到了在该涡轮叶栅内对应最小能量损失的3个典型截面上的后楔角的范围。

On this basis, we further analyze the situation of backward wave in anisotropic metamaterials with different dispersion relations, and the angle between wave vector and Poynting vector, and the general conclusion of backward wave propagation are obtained.

在此基础上，进一步分析了几种不同色散曲线关系的各向异性超常材料中倒退波的产生情况，获得了电磁波波矢和坡印亭矢量夹角的具体表达式和倒退波传播的一般性结论。

During drilling process, forward and backward redressing can be played the role to repair and maintain the wall of a well, making trajectory of borehole as far as possible to achieve ideal leading to drilling difficultly because of hole shrinkage, and so on, at the moment , the forward and backward redressing of this stabilizer can be played cutting, to eliminate hole shrinkage phenomenon, thus saving time and cost for drilling.

可在钻起过程中起到休整井壁的作用，使井眼轨迹尽量达到理想状态，防止出现狗腿现象。特别是在起钻过程中，往往由于井眼缩径等原因导致起钻困难，此时，该稳定器上的倒划眼齿可起到切削作用，以消除缩径等现象，从而为钻井节省大量时间和费用。

TO eliminate error caused by the rod being tipped forward or backward, the rodman waves the rod ,or tilts it slowly forward and backward,and the leveler takes the least reading. For less precise leveling, as when rod rcadings for ground points are determined to the nearest 0.1 ft, usually less care is exercised in keeping the bubble centered and the rod vertical,and the observations are no checked.

为了消除所造成的误差棒正在向前或向后，在罗德曼波杆，或倾斜，慢慢前进，后退，和矫直需要至少不到精密水准，如棒为确定地面点到最近的0.1英尺，通常较少照顾行使维持泡沫中心和棒垂直，没有检查。

The convergence speed of forward algorithm is as fast as ten times of backward algorithm.Additionally,the decrypted image quality and noiseproof ability for the forward algorithm are also higher than the backward algorithms obviously.

不仅如此，整个算法的收敛速度比后向算法快一个数量级，而且无论迭代结果的解密图象质量还是抑制噪声能力也都明显优于后向算法。

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。

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。