搜索筛选:
搜索耗时0.0571秒,为你在为你在23,761,000篇论文里面共找到 1,000 篇相符的论文内容
发布年度:
[学位论文] 作者:Ri YongJe,,
来源:中国农业科学院 年份:2015
体外成熟(IVM)、体外受精(IVF)和胚胎培养(IVF)等技术是体外生产家畜、实验动物甚至野生动物胚胎的有效技术方法,是提高家畜繁殖性能的重要技术途径,因此,全世界许多研究人员...
[学位论文] 作者:RI KWANG IL,,
来源:中国农业科学院 年份:2015
体细胞核移植(Somatic cell nuclear transfer,SCNT)是一项具有巨大应用前景的繁殖新技术,其在良种家畜扩繁、转基因动物生产、珍稀物种保护、功能性药物蛋白生产以及发育生...
[期刊论文] 作者:Zhang Yue-xiu, Zhang Hua-wei,,
来源:中国预防兽医学报 年份:2004
猪流行性腹泻病毒(PEDV)感染主要引起10日龄内新生仔猪呕吐、水样腹泻和严重肠炎,导致高致病率和高死亡率,是目前引起我国新生仔猪腹泻的主要病原,每年给我国养猪业造成...
[期刊论文] 作者:Zhang Kun-li, Zhang Yuan-feng,,
来源:中国预防兽医学报 年份:2004
先天免疫是宿主防御病原感染的第一道防线,在抵抗病原感染过程中起着至关重要的作用。病原分子模式被模式识别受体所识别,激活天然免疫反应。其中,RLRs(RIG-I和MDA5)是细...
[期刊论文] 作者:Chenjun Zhang,Hengquan Zhang,,
来源:Chinese Journal of Population,Resources and Environment 年份:2014
China experienced a decline of water use intensity in the 11th Five Year Plan,but the water use intensity actually increased in 2009.To the best of our knowledg...
[期刊论文] 作者:Zhang Xiaoming Zhang Zhongzhao,
来源:系统工程与电子技术:英文版 年份:2007
A new adaptive estimator for direct sequence spread spectrum (DSSS) signals using fourth-order cumulant based adaptive method is considered. The general higher-...
[期刊论文] 作者:Zhang Shibing,Zhang Lijun,
来源:系统工程与电子技术:英文版 年份:2007
To suppress the interference in the ultra-wideband (AI-UWB) system is a challenging problem. An anti-interference multiband orthogonal frequency-division mu...
[期刊论文] 作者:Zhang De-qiang,Zhang Zhi-yi,
来源:中国林学:英文版 年份:2005
With completion of the Populus genome sequencing project and the availability of many expressed sequence tags (ESTs) databases in forest trees, attention is now...
[期刊论文] 作者:Xi-xiang ZHANG,Zhong-jie ZHANG,
来源:测试科学与仪器:英文版 年份:2010
The conception of 'advanced radar' is introduced and put forward,while it is proved that the weakpoints of interference can still be employed.Meanwhile,...
[期刊论文] 作者:Jie ZHANG Jinlong ZHANG,
来源:农业生物技术(英文版) 年份:2019
Abstract[Objectives] This study was conducted to better understand the characteristics of the fetal blood circulation. [Methods] The cardiac opening of the inferior vena cava was observed in goat fet...
Influence of promoting blood circulation to remove blood stasis combined with laparoscopy on serum M
[期刊论文] 作者:Xiao-Sha Zhang,Wei Zhang,
来源:海南医科大学学报(英文版) 年份:2017
Objective: To observe the influence of promoting blood circulation to remove blood stasis combined with laparoscopy on serum MCP-1, RANTES, oxidative stress and...
Correlation of electrophysiological characteristics Tp-ec and Tp-e/QT with myocardial injury and oxy
[期刊论文] 作者:Yi-Min Zhang,Guang-Ping Zhang,
来源:海南医科大学学报(英文版) 年份:2017
Objective: To study the correlation of electrophysiological characteristics Tp-ec and Tp-e/QT with myocardial injury and oxygen free radical generation in patie...
[期刊论文] 作者:Xueao Zhang,Sen Zhang,
来源:光电工程 年份:2017
...
[期刊论文] 作者:Fan Zhang,Xinhai Zhang,,
来源:光电工程 年份:2017
A 2 kW single-mode fiber laser with two cascade home-made cladding light strippers(CLSs) has been demonstrated by employing bidirectional-pump scheme.2.009 k W...
Influence of propofol or etomidate combined with remifentanil in painless gastroscopy on inflammator
[期刊论文] 作者:Hua Zhang,Lian Zhang,
来源:海南医科大学学报(英文版) 年份:2018
Objective:To study the influence of propofol or etomidate combined with remifentanil in painless gastroscopy on inflammatory stress response.Methods: 117 patien...
[期刊论文] 作者:Mingjun ZHANG,Huaguang ZHANG,
来源:控制理论与应用:英文版 年份:2006
在这篇论文,为有不确定性的非线性的系统的一个类的一个柔韧的适应模糊控制计划被建议。首先,用工厂的优先的知识,我们获得一个模糊模型,它被称为概括模糊夸张模型(GFHM ) 。第二......
[期刊论文] 作者:ZHANG Yan-jun,ZHANG Jin-zhu,
来源:中国生物医学工程学报:英文版 年份:2019
With the continuous improvement and progress of ultrasound technologyin recent years,its application in the field of anesthesia is becoming more and more uni-ve...
[期刊论文] 作者:ZHANG Dailei,ZHANG Chong,,
来源:Global Geology 年份:2016
BP( Back Propagation) neural network and PSO( Particle Swarm Optimization) are two main heuristic optimization methods,and are usually used as nonlinear inversi...
[学位论文] 作者:李晰哲(RI SOKCHOL),,
来源:东北大学 年份:2016
不锈钢粉尘是不锈钢冶炼过程中产生的含有大量铁、铬、镍等多种有价金属的二次资源。不锈钢粉尘由于粒度极细、结构复杂且具有一定的毒性,使得其综合利用难度大。近年来,随着...
[期刊论文] 作者:Susan Jarmin, Ruth Manvell, Ri,
来源:中国家禽 年份:2004
因为禽痘病毒之间分歧的程度,常规方法识别所有种类验证困难,PCR的禽痘病毒特异性寡核苷酸探针和序列测定支持系统发育的研究。先前的初步研究用fpvl67位点,其编码同源牛...
相关搜索: