He and his colleagues genotyped more than 8000 fish to find out how the frequency of different versions of the gene, or alleles, changed in the two populations between 1994 and 2003.
他和同事测定了8000多条鳕鱼的基因型，研究两个鱼群中不同版本的基因，或者说等位基因的频率在1994年至2003年间是如何变化的。
So it's centered at this frequency that was expected, but it's actually split into two different frequencies.
它的中心在预计频率处，但劈裂成两个不同频率。
With ordinary photocells, one can pick up the frequency between two different lasers.
用普通光电池，人们就能够探测到两个不同的激光之间的拍频。
Refraction correction carrier phase measurements is composition of two different sets of fundamental frequency wide-lane carrier phase measurement.
折射校正载波相位测量是由两组不同的基本频率宽巷载波相位测量组成。
Sound example 5: "Yankee Doodle" played on strings tuned to the same pitch (transverse frequency) but with different longitudinal mode frequencies (two versions in different keys).
健全例如5：“扬基歌”上播放字符串调整同一球场（横向频率），但不同的纵模频率（两个版本在不同的键）。
The direct digital synthesizer (DDS) is used to sweep frequency for a sandwich piezoelectric transducer two admittance circles of the transducer about two different resonance frequencies is measured.
利用直接数字合成器(DDS)对夹心式换能器进行扫频，测得两个不同共振频率附近的导纳圆。
We find that in the voigt geometry the frequency of surface modes versus the external magnetic field and the interlayer coupling is very different in these two different magnetic orderings.
我们发现，这两种磁序的表面模的频率随外场和层间耦合的变化情况很不同。
Based on the high frequency force balance technique, systematical studies of the along wind dynamic interference effects on two and three tall buildings with different sizes were carried out.
基于高频底座力天平技术，研究了不同宽度比的两个和三个建筑物间的顺风向动力干扰效应。
The crystal has two different impurity layers, and in the acute angle direction of the high transmission expected, their detect state has the same frequency;
该晶体具有两个不同杂质层，在希望高透的锐角方向，它们的缺陷态具有相同的频率；
Frequency of the T allele was 0. 648 in the asthmatic group and 0. 583 in the control group. The frequency of the T allele was not different between the two groups (P>0.05) .
哮喘组T等位基因出现的频率为0.648，对照组T等位基因出现的频率为0.583，两组T等位基因出现的频率比较无显著差异性（P＞0.05）；
Different ways to generate yellow laser were discussed, especially two nonlinear-optical methods of sum-frequency mixing and stimulated Raman scattering (SRS).
对黄光激光的产生方式进行了讨论，重点介绍两种获得黄光激光的非线性光学方法：和频和受激拉曼散射效应。
These two audio form compression technology have different advantages in Microsoft company of media technology. WMA only use for compress audio frequency data. Acoustic fidelity is similar to MP3.
微软公司的这两项音频压缩技术各有优点，WMA是在微软窗口媒体技术中只用于压缩音频资料的技术，音质类似MP3。
Radio frequency signals from two different tire transmitters are received and tire identification and location are determined based on radio frequency signal strength.
以及接收来自两个不同的轮胎发送器的射频信号，并根据射频信号的强度确定轮胎标识和位置。
Radio frequency signals from two different tire transmitters are received and tire identification and location are determined based on radio frequency signal strength.
以及接收来自两个不同的轮胎发送器的射频信号，并根据射频信号的强度确定轮胎标识和位置。
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