片语

first-arrival target首达目标

first break初至

first-arrival traveltime初至波走时

first arrival stack scanning初至叠加扫描

First Arrival Path估计首达路径

first pulse arrival technique初至波技术

first-arrival pickup初至拾取

first arrival first attack初期灭火

First-arrival travcltime地震初至波走时

英汉例句

• acquiring seismic information in the complex survey area, there often occur distorted phenomena in the first arrival wave of original record.

  在复杂探测地区采集的地震资料，原始记录的初至波常常出现「扭曲」现象。

• 「people just get panicked before the first arrival to the u.s., 」 zhou said.

  在第一次达到美国之前，人们会觉得恐惧。

• it is discussed that the reasons for the opposite of first arrival directions between near-trace and far-trace waves;

  讨论了地震记录近炮点道与远炮点道波初至方向相反的原因；

• a tomography method of seismic first arrival traveltime for complex near-surface layers is developed.

  发展了适于复杂近地表介质的初至波层析成像方法。

• one year has past since my first arrival in hong kong (hk), and it's already my second academic year in cityu.

  自从来到香港，一年已经过去了；现在已经是在城市大学的第二个学年了。

• when using the instantaneous intensity ratio method, the event of first arrival curve becomes more smooth, and abnormal points have greatly reduced, thus the accuracy of picking is greatly enhanced.

  而采用瞬时强度比法后，初至曲线的同向轴变得更加光滑，拾取异常点的情况大为减少，从而有效的提高拾取的精度。

• the analysis of seismograms indicates that the first arrival is a p-wave, followed by a s-wave.

  地震波记录曲线的分析表明，初至波是p波，随后是s波。

• for the determination of the s-wave velocity, in order to obtain more accurate first arrival times, coupled circuits were connected respectively to both the emitting and receiving crystals.

  在横波速度测定中，为提高脉沖初至到时的测定精度，在发射和接收端分别加入耦合电路。

• eastwater the song ruled the tang dynasty first arrival end of the ming dynasty, the tang song yuan ming four dynasties awards many official title successively.

  水东宋氏从唐初至明末统治贵州水东地区，唐宋元明四朝先后封赐诸多官衔。

• the result of first arrival detecting is the initial value of localization.

  初至波识别的结果作为定位软件的初始参数。

• and the appearance of individual wills in songs 300 indicated the first arrival of the era of literary consciousness in china.

  而「个体意志」的出现则标志着周末春秋时期是中国最早的「文学自觉」的时期。

• entry inspection on means of transportation shall be conducted at their first arrival port;

  对交通运输工具的入境检查，在最先抵达的口岸进行；

• ferry contest at jackson harbor, sydney, is the repertoire every year, a symbol of the first arrival of the british prisoners.

  每年悉尼市杰克森海港的渡船竞赛也是保留节目，象征着第一批英国囚犯的到来。

• wickham indeed had gone to her on their first arrival in london, and had she been able to receive them into her house, they would have taken up their abode with her.

  他们俩确实是一到伦敦便到她那里去，要是她能够留他们住，他们早就住在她那儿了。

• we recommend an accurate fast new algorithm for computing the seismic first arrival times in triangular grid cells.

  本文提出一种在三角阿格中计算地震波初至旅行时的精确、快速新算法。

• picking first arrival is the base of refraction statics, and it is often difficult to do with many data in the northwest area of china.

  众所周知，折射静校正是中国西北地区地震资料处理中十分重要的环节，而準确地拾取初至又是折射静校正的基础。

• with full-waveform recording, it is possible to determine the slowness not only of the first arrival but also of later arrivals.

  用全波列记录，不仅可以确定首波的慢度，也可以确定后续波的慢度。

• the aztecs were well aware, from the first arrival of cortés, that something very significant was going on, something they could possibly stop, or at least control, but did not fully understand.

  西班牙人甫一抵达，阿兹泰克人就充分了解将有大的变故，有些事他们本可以阻止，或至少加以控制，但还是没有完全理解。

• according to the analysis of seismic phase which is after filtration, the first arrival time and first motion direction of p wave are obtained.

  初步对矿震波的震相进行了分析：得到了矿震p波的初至时刻和初动方向。

• from our first arrival in dublin, my father had brought me from time to time to see edward dow- jlen.

  第一次到都柏林时，父亲经常带我去拜访爱德华?道登33。

• a simple and efficient method is proposed for calculating first arrival traveltime based on huygens′ principle, and applied to seismic traveltime tomography.

  基于惠更斯原理，给出了一个简练的初至到时算法，并应用于地震走时层析成像。

• elizabeth had been a good deal disappointed in not finding a letter from jane on their first arrival at lambton;

  伊丽莎白到蓝白屯的时候，因为没有立即接到吉英的来信，感到非常失望；