查询词典 amplification factor

The apparatus use Lm336 as constant voltage source, and it been converted to constant - current source by amplification, which provide current for the Hall probe. The non-idiostatic offset circuit use the bridge method to offset the circuit. So while the magnetic density is null, the output voltage of Hall probe is null too.

仪器采用恒压源经过放大器转换为恒流源，为霍尔探头提供工作电流；不等位电势补偿电路采用桥式补偿网络，补偿电压通过调节可变电阻获得，实现霍尔电势的幅值补偿，使外磁场为零时，霍尔探头输出电势为零；磁通电路主要提供对样品的磁特性测量，它由测量线圈和积分器组成。

Total RNA was isolated from the third instar larval body of the black cutworm, Agrotis ipsilon.The two actin cDNA sequences were cloned by RT-PCR and rapid amplification of cDNA ends and were designated as Aiactin1 and Aiactin2, respectively.

本研究以鳞翅目夜蛾科昆虫小地老虎［Agrotis ipsilon］3龄幼虫整个虫体为材料提取总RNA，利用RT-PCR和cDNA末端快速扩增技术，分别扩增得到2条肌动蛋白的cDNA序列Aiactin1和Aiactin2。

Power for the thermal cycler shall be provided with a manostat or a UPS to avoid the influence on PCR amplification arose by fluctuation of voltage.

热循环仪的电源应专用，并配备一个稳压电源或UPS，以防止由于电压的波动对扩增测定的影响。

Power for the thermal cycler shall be provided with a manostat or a UPS to avoid the influence on PCR amplification arose by fluctuation of volt-age.

热循环仪的电源应专用，并配备一个稳压电源或UPS，以防止由于电压的波动对扩增测定的影响。

The main equipment here is a thermal cycler system for nucleic acid amplification (PCR, quantitative fluorescence detection or common).

主要仪器就是核酸扩增热循环仪（PCR仪，实时荧光或普通的）。

By using Roche kit as standard, the amplification efficiency of different reagents were compared by Roche Light Cycler instrument for establishing real-time PCR reaction system. The primers were designed based on signature sequence of chromosomal DNA fragment and caf 1 gene in plasmid pMT1 of Y.pestis. And sensitivity and specificity assay were done with serial diluted Y. pestis EV76 strain and other bacterias. Then 275 Y.

采用SYBRGreenI随机掺入法，以Roche试剂盒为标准，比较两公司的DNA聚合酶，用鼠疫菌310 0 4建立荧光PCR反应体系；针对鼠疫耶尔森氏菌特异的染色体标识序列和质粒上F1抗原基因设计引物，检测其灵敏度和特异性，以盲测试验进行验证；在此基础上鉴定2 75株鼠疫耶尔森氏菌，并测试该法检测脏器污染模拟标本的灵敏度。

Based on the predecessor study on deamination of industrial ethylenediamine on normal pressure and on the basic principles of reaction engineering,the method,criteria and parameter of amplification is determined.

根据以乙二胺为原料常压气固相催化合成哌嗪的小试研究结果，依据反应工程学的基本原理，确定了放大方法、放大准则和放大参数。

With forefathers' cognition amplification of nature, the higher requirement is proposed to dietetic deliciousness.

随着先民对自然认知水平的提高，在对饮食的"适口"性方面也逐渐有更高的要求。

The PCR amplification process was 1 cycle initial denaturalization at 94 ℃ for 5 min, followed by 35 cycles, which included denaturalization at 94 ℃ for 30 s, annealing for 1min, extend at 72 ℃ for 2 min.

PCR扩增程序为：94 ℃预变性5 min；94 ℃变性1 min，35 ℃复性1 min，72 ℃延伸90 s，5个循环；94 ℃变性1 min，50 ℃复性1 min，72 ℃延伸90 s，35个循环；72 ℃延伸8 min.4 ℃保存。

The following PCR procedure was selected: 47 circles in the whole amplification: Denaturalize in 94 ℃ for 40s, melt in 36℃ for 50s, extend in 72℃ for 90s.

用下列PCR反应程序：反应过程包括47个循环：94℃变性40s，36℃退火50s，72℃延伸90s。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。