查询词典 first order

By use of the series representation of the Bessel function of the first kind and zero order, the approximate expression of the wave structure function under all conditions of atmospheric turbulence is derived.

由第一类零阶贝塞尔函数的级数展开推导出波结构函数在任意湍流条件下的近似表达式。

The phase of the first kind zero-order Bessel function has binary values,zero and π,thus,the distribution of amplitude of vibration can be measured through the phase of reconstructed wave.

第一类零阶贝塞尔函数相位只有0和π两个取值，所以利用再现光场的相位可以确定振幅分布。

Now, while his companions slept, St Francis betook himself to prayer; and, behold, in the first watch of the night there came to him a multitude of most fierce demons who, with great noise and frenzy, began to attack him on all sides, in order to disturb him in his prayer; but this they could not do, because God was with him.

这时，当方济各的同伴们睡着了，圣方济各开始作祷告；在他做的的第一个守夜中，很多可怕的恶魔叫嚷着愤怒地从四周攻击他，想要干扰他祷告；但是他们没有成功，因为上帝与他同在。

SNR maximum likelihood estimator based on data directed decision was evaluated first, and was concluded as a biased estimator. An unbiased estimator can be acquired through high order moments of received data.

摘要通过对基于判决反馈的信噪比最大似然估计推导过程的分析，得出：判决反馈最大似然估计得到的估计值是有偏估计；利用基带数据的高阶矩特性，可以获得渐近无偏估计。

METHODS: A total of 36 patients from the Affiliated Hospital of Guilin Medical College between September 2003 and August 2006 were treated with OPAK system of 0.022 inch straight wire appliance to pull out four permanent teeth of first bicuspid in symmetrical order.

选择2003-09/2006-08在桂林医学院附属医院进行口腔正畸治疗，双侧对称拔除四颗第一双尖牙的恒牙牙合患者36例。

In order to clearly understand the nature of exchange bias of the FM/AFMbilayers, we first discuss the influence of the biquadratic coupling field on both thehysteresis loops and the dependence of exchange bias field on the applied magneticfield angle.

为了更加清楚地认识铁磁／反铁磁双层膜中交换偏置的本质，我们首先研究了双层膜界面中双二次耦合对磁滞回线和交换偏置场随外磁场角度变化曲线的影响。

First of all, in the band should have a sound mixer system, in accordance with the string parts - Chinese Plucked String voice - the voice blowpipe order orderly school sound, each voice must be specifically responsible for a variety of musical instruments where the voice School of Music.

首先，在乐队应该有完善的调音制度，按照弦乐声部——弹拨声部——吹管声部这一顺序有秩序地校音，每个声部要有专人负责所在声部各种乐器的校音。

Xing Ming discloses, the outstanding achievement of skyline had been achieved now do poineering work board " administrative measure " requirement, arrived to also can be accorded with first half of the year next year advocate board the condition that appear on the market, but more important now is to improve user experience, develop new technology, continue for example the system of sale of accurate advertisement of essence of Google research and development with one of investor, pay attention to the union with electronic business affairs, wait in order to enhance the gain ability of skyline, appearing on the market consequently is the thing of a success will come when conditions are ripe.

邢明透露，现在天涯的业绩已经达到了创业板《管理办法》的要求，到了明年上半年也能符合主板上市的条件，但现在更重要的是改善用户体验，开发新技术，例如继续与投资者之一的Google研发精准广告营销系统，注重与电子商务的结合，以增强天涯的盈利能力等，因而上市是一件水到渠成的事情。

In order to study cecropin from Bombyx mori at molecular level, first, a cecropin gene was synthesized and expressed in E.

基于它的这种选择性效应和分子小、无抗原性等特点，可望成为新一代的抗菌、抗肿瘤药物。

We have 20,000PRS Urgent order for Pro-mountain bootie, the latest time of delivery should be the first half of Aug.

我们有两万双登山鞋的紧急订单，最迟的交货期是八月份的上半月。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。