当实验种群在简单的实验室条件下建立起来时，捕食者往往会消灭它的猎物，然后自己也走向灭绝，因为没有东西可以吃。
When experimental populations are set up under simple laboratory conditions, the predator often exterminates its prey and then becomes extinct itself, having nothing left to eat.
在实验室条件下用圆盘试样模拟了钢轨的接触条件。
The contact condition of rail was simulated with twin - disk in laboratory.
这些理想的实验室条件在大型设备中是不易于再现的。
Such ideal laboratory conditions are not readily reproduced in large-scale equipment.
而且它们正不断得到改善，在实验室条件下效率可达17%。
And they are getting better, with over 17% efficiency achieved in lab conditions.
我们发现很多基因突变以后在实验室条件下没有可见的表型。
Many genes have been found that, when mutated, show no visible phenotypic effects under laboratory conditions.
为了确保结果的准确性，这个脚本创建于受控的实验室条件下。
The script was created under controlled laboratory conditions to ensure the accuracy of the results.
在实验室条件下消费者是会受价格变化影响的。对此，研究人员非常肯定。
The researchers don’t deny that consumers can be swayed by variations in sticker prices in laboratory experiments.
并结合实验室条件进行了一些优化改进，使实验操作更为简便有效。
Some improvements are made according laboratory condition to make laboratory process more convenient and effective.
生物工程师们广为相信的是，总有一天可以在实验室条件下创造出人。
There is a wide-spread belief among bioengineers that it will one day be possible to create life under laboratory conditions.
在实验室条件下，矿化在四至六周内开始，并在六个月内产生全面的化学反应。
Under laboratory conditions, mineralization began within four to six weeks and had occurred extensively within months.
为帮助确保得到足够的覆盖率，测试既在实验室条件下也在模拟的用户情形下进行。
Tests are conducted under laboratory conditions, as well as under simulated customer scenarios, to help ensure adequate coverage.
研究了利用指纹识别技术实现了身份识别，并且在实验室条件下做出了仿真实验。
Studied has implemented the status recognition using the fingerprint recognition technology, moreover has been made the simulation experiment under the laboratory condition.
在现有技术和实验室条件的基础上，构建了一种具有较好通用性和扩展性的发动机ecuHILSS。
A sort of ECU HILSS for electronic control engine which based on existing technology is accomplished. The designed system has good versatility and expansibility.
研究了实验室条件和野外条件下泥炭植物残体的分解速率，探讨了植物残体分解过程中主要的影响因素。
The decomopition speeds of plant residue of peat in the laboatory and in field arestudied, and the main factors that effect the decompeition speed are discussed in this paper.
在实验室条件下对该系统进行了测试，结果表明，系统可行，可供被授权用户在网络中任何地方进行访问。
The results show that it is feasible and can be visited by any authorized user in any where in the network.
最后，结合本实验室条件，对现有永磁体磁路进行了冷测，将测试结果和计算模拟结果作了比较，并进行了讨论和分析。
In the end, with the condition of our lab, we measure the permanent magnetic circuit completed, then the experimental and calculational simulation results have been discussed and analyzed.
在这些工作的基础上，在实验室条件下组建一个相对简单(四个通道)的检测系统，然后编制相应的数据采集和分析软件。
On the base of these works, we organize a relatively simple system for inspection (four channels) in lab, and then work out corresponding software for data collection and analysis.
在实验室条件环境下，对有线部分、无线部分、集中器及管理软件进行了整体调试，实验结果证明了整体设计方案的可行性。
The adjustment of the cable channel, wireless channel, centralizer and management software has been carried on in laboratory environment, and the result shows the feasibility of the entire designing.
以DNA核苷酸多态性为基础的分子标记技术，在DNA分子水平，实验室条件下，揭示性状的遗传差异，为遗传研究提供了有力手段。
The molecular markers of DNA_based polymorphism reveal the genetic variation at DNA level in laboratory, which have provided a powerful tool to genetic study.
总之，虽然在实验室条件下髋关节表面置换部件的几何学可能限制他们的活动度，临床病人可能期望恢复到正常，如果不是更好，活动度则在HRA之后。
In summary, although the geometry of hip resurfacing components may limit their ROM in the laboratory setting, clinically patients may expect to achieve equivalent, if not better, ROM following HRA.
酶联免疫吸附测定法(ELISA)由于具有无放射性污染、特异性强、灵敏度高、测定周期短、对实验室条件要求不高等许多优点，因而受到人们的普遍关注和重视。
Enzyme linked immunosorbent assay (ELISA) is think highly of a method, it has many virtues, such as non-radiation pollution, strongly specificity, high sensitivity and timing-shorted.
然而，当在实验室的恒定条件下观察硅藻时，它们仍然表现出周期性的行为，继续按计划挖掘几个星期。
However, when diatoms are observed under constant conditions in a laboratory, they still display periodic behavior, continuing to burrow on schedule for several weeks.
你怎样在避免使用欺骗手段或是使受试者感觉痛苦的条件下在实验室环境中诱发失败的感受？
How do you induce a feeling of loss or failure in the laboratory without resorting to deception or making a test subject feel miserable?
如果你想训练一只实验室老鼠拉曲柄去拿到一粒小丸，并定时给它一些小奖励的话，(但不是每次都一样，)那么这个小东西的条件反射会更强烈。
If you want to train a laboratory rat to pull a crank to get a food pellet, the reflex will be scratched in deeper if the creature is rewarded with some regularity but not all the time.
我们还必须在条件可控的实验室中进行本项测验。
"We still have to test this in a controlled lab environment," he said.
随后的在实验室进行的基因分析表明他们拥有各自的特性，属于新物种。但是因为他们已经适应了相似的气候和地理条件，所以它们看起来很像。
Subsequent genetic analysis back at the lab showed that they are new species in their own right but looked alike because they had adapted to similar climate and geographical conditions.
随后的在实验室进行的基因分析表明他们拥有各自的特性，属于新物种。但是因为他们已经适应了相似的气候和地理条件，所以它们看起来很像。
Subsequent genetic analysis back at the lab showed that they are new species in their own right but looked alike because they had adapted to similar climate and geographical conditions.
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