查询词典 amplification

The power amplification unit is composed of voltage amplification section and current amplification section.

高压放大单元包括电压放大级和电流扩展级，分别实现电压和电流的放大。

In the measure amplification circuit, direct-current or low frequency signal come from a common sensor , conveying in only rhyme fashion way after amplification, In typical situation, serviceable signal maximum amplitude probable only have a certain number or amount millivolt, but common mode noise suppression may be up to several volt, as a result it is significant to the factor of the amplification input drift and noise etc for total precision, the amplification in itself common mode restraints features is also equally binding problem.

在测量用的放大电路中，一般传感器送来的直流或低频信号，经放大后用单端方式传输，在典型情况下，有用信号的最大幅度可能仅有若干毫伏，而共模噪音可能高到几伏，故放大器输入漂移和噪声等因素对于总的精度至关重要，放大器本身的共模抑制特性也是同等重要的问题。

In this study, the full-length hsp70 cDNA was firstly isolated and sequenced from planarian Dugesia japonica (Djhsp70) using rapid amplification of cDNA end technology.

研究采用 RACE (Rapid amplification of cDNA end)技术首次从日本三角涡虫中克隆出hsp70 (Djhsp70)全长cDNA序列。

They include the variation of the degradement velocity of different sample, the inhibition product of PCR, the amount of DNA extraction, quality of DNA and the heteroplasmy of some tissue. Correct sequencing, comparison of the result of forward and reverse primers sequencing should be done to rule out wrong signals, and prevent contamination. In addition to gene sequencing, low grade heteroplasmy could be dealt by Denaturing high performance liquid chromatography. Multiplex Ligation-dependent Probe Amplification. The analysis of mitochondrial HV Ⅰ, HV Ⅱ sequencing is able to identify the maternal sanguinity, then it could assist in the human identification. It also complements the genomic STR system in distribution of population, the origin of human, and analysis for fossil.

分析粒线体DNA时必须考虑各类检体腐败DNA降解速度之不同、PCR的抑制物质、DNA的萃取量及品质、特定组织的异质现象、萤光序列分析图及正、反向引子定序结果比对、排除杂讯干扰、防治污染等，除以基因定序外，低程度的异质现象也可用Denaturing high performance liquid chromatography、Multiplex Ligation-dependent Probe Amplification等方法分析，粒线体HV Ⅰ、HV Ⅱ碱基序列的分析可鉴别一个人的母系血缘关系、辅助人类身分鉴定，对於族群分布、人类起源探讨、远古检体的分析可作为辅助STR系统的利器。

Transgenic plants expressing GNA showed significant insecticidal activity towards \\omoptera insects such as aphids and brown planthopper in bioassay and feeding tests.In this paper a lectin gene was firstly isolated from leaves of Zephyranthes grandiflora, belonging to Amaryllidaceae, by the use of rapid amplification of cDNA ends technique. Characterization, functional prediction and construction of plant and prokaryotic expression vector of this novel gene were studied.

本实验采用cDNA末端快速扩增(Rapid amplification of eDNA ends，RACE)技术，首次从中国特有的野生植物韭莲(又名风雨花，Zephyranthes grandiflora)的叶片中分离克隆出了一个新的凝集素基因，对基因进行了序列分析和功能预测，并成功地构建了韭莲凝集素基因的植物表达载体和原核表达载体。

A cDNA for endo-β-1,4-glucanase was isolated by RT-PCR, and rapid amplification of cDNA ends reaction from taro leaves (Colocasia esculenta var. esculenta).

本研究利用RT-PCR及rapid amplification of cDNA ends的方法，自槟榔心芋叶片选殖内切型纤维素分解酵素cDNA。

A pair of primers producing 614bp amplification fragment were designed based on the sequence of the C\|polyhedrin gene of Bombyx mori CPV,and the expected amplification products were obatined when genomic dsRNAs isolated from purified BmCPV,DsCPV and Lymantria dispar CPV were used as templates.Genomic dsRNAs isolated from Heliothis armigera CPV and DNAs from Lymantria dispar nuclear polyhedrosis virus and DNAs from midgut tissue of healthy Dendrolimus spectabilis larva did not yield any amplification products.The detection limit of purified DsCPV genomic dsRNAs was 1.0pg.

依据家蚕质型多角体病毒质型多角体蛋白的核苷酸序列设计一对引物，从纯化的DsCPV\，BmCPV和舞毒蛾质型多角体病毒的基因组dsRNA可成功地扩增出长614bp的目的片段，从提取的健康松毛虫幼虫肠组织的DNA、舞毒蛾核型多角体病毒基因组核酸、以及棉铃虫质型多角体病毒基因组核酸，未能扩增出目的片段。

According to the result of simulation, The thesis gains the TAF (The torque amplification factor)parameter under three kinds of different work condition.

根据仿真结果，得到了三种不同工况下的TAF(The torque amplification factor)即扭矩放大系数来衡量机械传动系统对外加载荷的响应。

For this situation,no dynamic amplification may be anticipated and a value of unity is assigned to the amplification factor.Nonrigid components may be subjected to resonant behavior and are assigned larger values for the amplification factor.

对于这种情况下，没有动力放大，可预期和价值团结，是分配给功放factor.nonrigid组件可能会受到共振行为，并指派较大的值为放大系数。

That is, in a small flow amplification coefficient; large flow amplification factor is small, the total magnification factor in order to maintain constant flow balancing valve flow characteristics of a small amplification factor is small; large flow amplification coefficient.

也就是在小流量时放大系数大；大流量时放大系数小，为保持总放大系数不变，平衡阀的流量特性应该是小流量时放大系数小；大流量时放大系数大。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。