查询词典 variation factor

Based on the understanding of physiological pathway for broodiness, three genes related to broodiness including PRL, PRL receptor, and pituitary-specific transcription factor (POU1F1)-encoding genes were selected as candidates to screen the genomic variation by means of PCR-SSCP protocol and analyze the association with chicken broodiness and other target traits.

禽类血浆PRL水平上升与就巢行为的起始和维持具有密切的相关性，本研究采用候选基因的策略，通过分析就巢行为发生的生理机制，选择与就巢性状密切关联的PRL、PRL受体和PRL转录调控因子——垂体特异转录因子(pituitary-specific transcription factor，POUlF1)基因，采用PCR-SSCP分析检测基因变异，并分析基因变异与就巢性和其它目标性状的相关性。

On the basis, the influence of dimensionless apparent permeability variation factor to flow performance has been analyzed.

在此基础上，分析无因次表观渗透率变化系数和边界条件对产量动态的影响。

Comparing the computation results of these four design schemes we get variation of the kinetic energy correction factor near groynes in Panjiatai shoal when water depth is less than the groyne height. The variation characteristics of the kinetic energy correction factor in Panjiatai shoal is different from the experiment results because the effect of groynes in the Panjiatai shoal is simulated by three parameters together.

比较四个方案的计算结果，可以得到潘家台滩绕流流态下丁坝附近动能修正系数的变化情况，与实验进行对比，分析两者产生差异的原因是潘家台滩工程中丁坝对水流的影响由三个参数共同来模拟。

Based on the analysis to cascading system of electron multiplication, one more general hypothesis about multiplication process statistics is prompted, and the expressions of noise factor and gain variation factor in cascading multiplication system and their relationships are given.

标 签 电子倍增级联系统噪声因子增益起伏因子 electron multiplication cascading system noise factor gain variation factor

The paper given accurate computer formula and variation curve about suspension point motion (displacement velocity acceleration) and the torque variation law of reductor shaft .given two conclusion: one is the factor affected motor power is the law of suspension point torque ,the other is the factor affect torque fluctuation is the difference between the effective radius of hind heaven sheave and the theory's.

指出影响电机功率的因素是悬点扭矩的变化规律和扭矩波动的大小。其原因是后天轮轮廓曲线有效半径与理论值差异所致。

On the basis, the influence of dimensionless apparent permeability variation factor and mobility ratio to flow performance has been analyzed.

在此基础上，分析无因次表观渗透率变化系数和流度比对产量动态的影响。

On the basis, the influence of dimensionless apparent permeability variation factor and mobility ratio to pressure behavior has been analyzed.

在此基础上，分析无因次表观渗透率变化系数和流度比对压力动态的影响。

The QOL data of 448 cancer patients were analyzed by the methods of coefficient of variation, factor analysis, clustering analysis, and correlation analysis.

随机抽取恶性肿瘤患者448人，采用变异度法、因子分析、聚类分析和相关分析等统计学方法对结果进行分析。

On the basis, the influences of dimensionless apparent permeability variation factor and boundary conditions to pressure behavior have been analyzed.

在此基础上，分析无因次表观渗透率变化系数和边界条件对压力动态的影响。

Objective:To investigate the variation of serum transforming growth factor β1 (TGF β1) in patients with acute hepatitis,chronic hepatitis and liver cirrhosis and the role of TGF β1 in the pathophysiologic process of liver fibrosis and cirrhosis.

目的：了解急、慢性肝炎及肝硬化患者血清转化生长因子β1(transforming growth factor β1，TGF β1)水平的变化，探讨TGF β1在肝纤维化、肝硬化发病中的作用。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。