施加实验因素，分成6组：正常对照组（无血清DMEM）；
The cultured HUVECs were divided into 6 groups according to different experimental agents: control ( serum - free DMEM ) ;
正交实验表明，各个实验因素与水平的选择对实验结果有很大影响。
The orthogonal experimental results show that, the experiment factor and its level have closely related to result.
对超声波辅助提取苦荆茶中多酚类物质的工艺进行研究，讨论了各实验因素对实验结果的影响。
Study on the extraction of Polyphenols Substance(PS)from Kujingcha was carried out by ultrasound wave and the effects of experimental factors on experimental results were discussed.
确定偶联剂、陈化时间和热压温度为实验因素，以静曲强度、弹性模量、胶合强度、表面胶合强度为衡量指标。
We take three factors into consideration including coupling agents, assembly time, and hot pressing time to analysis the influence they play to MOR, MOE, surface bond strength, bond strength.
方法结合实例介绍裂-裂区设计中实验单位、实验因素级别的正确识别和合理安排，以便正确选择方差分析模型。
Methods a case was used to illustrate the identification and discrimination of experimental units and factor levels in Split-split plot design, which is the base of correct selection of ANOVA model.
当人们发现肉是实验室里培育的，这是令人不快的因素。
There's an unpleasant factor when people find out meat is grown in a lab.
许多因素都有助于青少年饮酒和抽烟的实验。
Lots of factors contribute to teenagers' experimentation with alcohol and drugs.
目前还不清楚这些实验是不是排除了其他可能的因素，例如：市区比林区的污染严重。
It is unclear whether the experiments ruled out other possible factors such as the presence of more pollution in urban areas than forests.
许多因素都有助于青少年饮酒和抽烟的实验。基因扮演了一个重要的角色，如同同龄人之间的人际关系那么重要。青少年时期可能是对抗的。
Lots of factors contribute to teenagers' experimentation with alcohol and drugs. Genes play a significant role, as do peer relationships. And the teenage years can be adversarial.
这项实验的关键因素在于放射性衰变是一个量子过程。
The point of the experiment is that radioactive decay is a quantum process.
新家长制拥护者所依赖的实验和调查证据中存在一个有误导的因素，即模型设计更倾向于选民决策而不是市场决策。
One underappreciated fact about the experimental and survey evidence relied on by advocates of the new paternalism is that it models voter decision-making far more closely than market decisions.
为了测试他们这些发现的有效性——也就是闯迷宫路线的记忆的增强是由应激性游泳，而并非是其他因素所导致的——研究人员实施了一系列的补充实验。
To test the validity of their findings-that the memory for navigating the maze was enhanced by the stressful swim and not other forces-the researchers conducted a series of additional experiments.
另外一个实验发现眼睛是决定生命的最重要的因素。
Another experiment found that the eyes were the most important feature for determining life.
这个简单而令人迷惑的实验调查了讨价还价中两个至关重要的因素的作用：威胁和交流。
This deceptively simple experiment examines the effect of two vital aspects of bargaining: threat and communication.
虽然雅各布森的模型和他自己的实验结果仍有很大不确定性，但拉马·纳坦说，他“不会排除黑碳是全球变暖的第二大因素。”
While the uncertainty in the results from Jacobson's model and his own experiments is large, Ramanathan said he "wouldn't rule out that black carbon is the second-largest global warmer."
猴子实验则为探索它们的如何运行提供了大量的线索。在那个实验中研究人员记录下引起每个区域的神经细胞兴奋的各种因素。
Experiments on monkeys, in which researchers have recorded what excites individual nerve cells in each of these areas, give strong hints about how it works.
如果希望这个争议能够通过实验解决，最好的方法莫过于是保持其他因素不变，然后去掉其中一个潜在因素，看看是否会产生不同影响。
If this dispute could be resolved by an experiment, the obvious strategy would be to see what happens when you switch off one potential cause of climate change and leave the other alone.
从另一方面来说，或许实验情境中某种特有的因素阻止了人们交谈？
On the other hand, perhaps something specific to the situation in this experiment is stopping people talking?
如今，实验室所追求的答案不是是否基因因素会导致肥胖，而是哪个基因导致了肥胖。
The answers now pursued in the lab are not whether a genetic component for obesity exists, but which genes are responsible.
现在我们能将这些不确定因素范围缩小到能开展有趣科学实验的程度。
Now we can shrink those uncertainties to the point where we can do interesting science.
是因为老鼠食物摄取量由多种因素决定，包括食物味道如何，实验前老鼠的饥饿程度以及食物本身的油腻感和饱食感等等。
Because food intake can be driven by a variety of factors including how it tastes, how hungry the mice were beforehand and how 'sated' or full the food made them feel.
一项在猴子上的实验发现，焦躁的脾性部分是遗传因素导致，并且，它同一块特殊的与情绪有关的脑部区域相连。
A new study with monkeys finds that an anxious temperament is partly heritable and that it's tied to a particular brain region involved in emotion.
发表在《英国皇家生物学快报》上的实验结果表明，影响一个舞蹈的“好”与“坏”的主要是八个因素。
The results, published in the journal Royal Society Biology Letters, showed there were eight variables that made the difference between a "good" and "bad" dancer.
它的地理位置和多变的地形，令它成为科学家们活生生的实验室，以研究物种进化和地理因素在物种进化过程中的影响。
Its isolation and varied terrain make it a living laboratory for scientists studying evolution and the impact of geography on the evolutionary process.
虽然许多实验室已成功制得心肌细胞，但是目前科学界尚无标准的养料和生长因素的培养基配方来帮助其培养成正常跳动的细胞。
Although plenty of LABS have made them, there are no standardized recipes for the nutrient and growth factor broths that help them grow into properly beating cells.
基因对端粒酶水平是起了一定作用，但这个实验所观察的并非基因的问题，这完全是身体以外的因素对身体带来的影响，其影响的结果就是端粒的自我修复水平。
Genes play a role in telomerase levels, but this was not genes. This was something impacting the body that came from the outside and affecting its ability to repair itself.
或者我们可以坚持实验，说抽烟之外还有导致癌症的因素。
Or we can stick to being empirical and say that there is something in addition to smoking that causes cancer.
或者我们可以坚持实验，说抽烟之外还有导致癌症的因素。
Or we can stick to being empirical and say that there is something in addition to smoking that causes cancer.
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