Is there any time refrain on my study schedule? How many times can I re-play my online-courses?
课件在学习的时间和学习的次数上有没有限制？是否可以重复播放？
Pot and field experiments were conducted to study the mechanism of rare earth (RE) on effect of increase peanut yield.
通过砂培和田间小区试验以及电子显微技术，研究了外源稀土对花生的增产机理。
After drying up, bdelloids come back to life when re-exposed to fresh water. The Cornell study is featured on the cover of the Jan. 29 issue of Science.
这种蛭形轮虫干了以后，如果再遇到淡水就会复活。今年一月，科学杂志29期的封面刊登了康奈尔大学的这一研究成果。
Progress in study on synthesis technique for multi-component functional ceramics powder is re- viewed. A novel synthesis technique, gel solid state reaction method, is described in detail.
综述了多组元复合功能陶瓷粉体制备技术的研究进展，较详细地介绍了新出现的凝胶相反应合成法的工艺及其特点。
Authentication is always one of the most important question for study on simple access device during re-searching system security.
在系统安全的研究中，低代价的接入设备的认证一直是研究的重要课题之一。
Status of study at home and abroad on strengthening mechanism of rhenium(Re)in nickel-base single crystal superalloys is reviewed.
综述了国内外铼在单晶高温合金中强化机理的研究现状。
Swiss Re knows this, as do the chief executives who signed off on the WBCSD study.
瑞士再保险就明白这点，那些签署WBCSD研究的首席执行官们也明白这点。
Study on Enterprise Financial Process Re-engineering under Network Environment;
工程财务管理在现代工程建设领域中具有重要地位。
On this foundation, the article discusses the effect of the study mechanism in transaction to the enterprise re-organization.
在此基础上，交易中学习机制对企业重组也出提出了新的启示，并进行了初步的探讨。
Experiments were carried out in a lab-scale double-dipleg circulating fluidized bed (DDCFB) to study effects of experiment conditions on re-circulating rate and pressure balance.
主要研究了试验工况对循环流率的影响以及系统的压力平衡变化。
Objective:To study the effect of nasal mucosa damage on re-infection of rubella virus.
目的研究鼻粘膜损伤对风疹病毒再感染的影响。
The re-discussion in 1990 on Paris Manuscripts, particularly on "Law of Beauty", sufficiently revealed the confinement of the above-mentioned thinking to aesthetic study.
1990年代关于《巴黎手稿》尤其是“美的规律”的重新讨论，集中体现了以上思维模式对于美学研究的局限。
With study on biological stratigraphy, geochron stratigraphy, and lithologic stratigraphy, Permian is re-divided in Sichuan Basin.
通过生物地层、年代地层、岩石地层的研究，对四川盆地二叠系进行重新划分。
The Electrode method and Surface Enhanced Raman Scattering(SERS) Spectroscopy we re used to study the SERS spectroscopy of CAMP and AMP on silver and gold Electr ode.
利用电化学 -表面增强激光 拉曼光谱方法对 环腺苷 酸 （CAMP）和腺苷 酸 （ AMP）在银电极和金电极上的增强 拉曼光谱进行了研究 。
On the basis of reviewing the study on viscoelasticity of wood composites in recent years, the relationship between viscoelasticity and re-press wood composites is discussed.
在总结近几年的有关研究基础上，讨论了人造板粘弹性与饰面板性能的关系。
This study concentrates on how and how much the re-employment values affect the re-employment behavior.
本研究关注于失业者的再就业观念对再就业行为的影响力大小以及作用方式。
Based on a case study, the author draws a conclusion that strong ties together with weak ties play a role in the course of occupation re-mobility of peasant worker.
本文通过个案研究表明，农民工再次职业流动过程中，关系作用的发挥是以各种组合的形式出现的。
The experimental study on the re-grinding of primary concentrate has been conducted through the investigation and analysis on the process to recover iron concentrate from tailings of ore dressing.
通过对选铁尾矿中回收铁精矿的工艺考查、分析，进行了粗精矿再磨工艺的试验。
Objective To study the change of interleukin-8 (IL-8) in the patients with acute myocardial infarction (AMI) during thrombolysis, and diagnostical value on ST-segment re-elevation.
目的探讨急性心肌梗死(ami)溶栓后血清白介素- 8 (IL - 8)的动态变化及在ST段再抬高时的作用。
And through testing by test-retest reliability, rater reliability and validity test, this study carried out the re-evaluation on the evaluation index system.
并通过重测信度测验、评分者信度测验和效度测验等方式对评价指标体系实施了再评价。
The method and results of the study on formation condition for internal crack in continuous casting slab were re viewed.
评述了连铸坯内裂纹形成条件的研究方法和结果。
Therefore, the aim of this study was to focus on the cellular response and events of dermal contraction and epidermal re-epithelialization during wound healing under the influence of AgNPs;
因此，本研究的目的是纳米银粒子存在情况下创面愈合时真皮收缩和表皮再生过程中细胞的应答和变化。
"It was interesting that there were some differences, and whether those differences are cultural or biological, they" re not quite sure, "said Beletshachew Shiferaw, a lead researcher on the study."
该研究的首席研究员BeletshachewShiferaw说：“有意思的是，我们从调查中发现了一些差异。但目前还不能确定这些差异是文化上的，还是生物学上的。”
"It was interesting that there were some differences, and whether those differences are cultural or biological, they" re not quite sure, "said Beletshachew Shiferaw, a lead researcher on the study."
该研究的首席研究员BeletshachewShiferaw说：“有意思的是，我们从调查中发现了一些差异。但目前还不能确定这些差异是文化上的，还是生物学上的。”
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