其中一项试验中，研究人员向每一位参与者展示了一堆笔，并声称这些笔来自先前的一项实验。
For one trial, each participant was shown a pile of pens that the researcher claimed were from a previous experiment.
这些模型中的一个或者两个都将帮助研究人员在试验田测试他们的想法——目前大部分是在实验室里完成的。
One or both of these models will help researchers test their ideas—so far mostly done in the lab—on test plots.
在试验中，研究者给实验组小鼠喝的水中加入杀菌剂来改变其肠道细菌的水平。
In the experiment, researchers introduced antimicrobials to mice via drinking water in order to change the ratios of their gut bacteria.The control group received sterile water.
在试验中，研究者给实验组小鼠喝的水中加入杀菌剂来改变其肠道细菌的水平。
In the experiment, researchers introduced antimicrobials to mice via drinking water in order to change the ratios of their gut bacteria. The control group received sterile water.
像很多儿童心理学研究一样，这个实验也引发了关于如何解释试验结果的争论。
Like many child psychology studies, this experiment has sparked much debate about what its results mean. Here are some of the alternative explanations addressed by the experimenters.
如果您大力宣扬您的主张，您必须提供足够的信息证明这个实验能够被其他研究人员或者研究团队来重复试验。
If you make a claim about the results, you must provide enough information that the experiment can be reproduced by another researcher or research team.
在《细胞死亡和疾病》杂志上报道的实验已在动物身上进行，但研究人员还在斟酌是否开始首次人体试验。
The experiments, reported in the journal Cell Death &Disease, have been on animals but the team are poised to start the first human trials.
在送往开罗NAMRU3海军医学研究所参考实验室的38份血液样本中，有13份经聚合酶链反应试验检测黄热病确认为阳性。
Of 38 blood samples sent to the reference laboratory, Naval Medical Research Unit, NAMRU 3 in Cairo, 13 were confirmed positive for yellow fever by PCR tests.
研究设计-是问卷调查研究还是一个实验室的试验？
Design -is it a questionnaire study or a laboratory experiment?
此前一项研究表明，事实上，鱼可以“计数”—与实验室试验的数值有区别。
A previous study showed that the fish can, in fact, "count" -differentiating between numerical quantities in a lab experiment.
其他实验室已经试验过类似的纳米孔测序方法，但研究人员发现，很难控制DNA链穿过纳米孔的速度。
Other labs have experimented with similar nanopore-based approaches to sequencing but have found it difficult to control how quickly the DNA strand feeds through the nanoscale hole.
“动力燃料”公司一直在生产航空燃料，提供“空军研究实验室”进行试验。
Dynamic Fuels has been making jet fuel for testing by the Air Force Research Laboratory.
例如，实验室研究人员只负责准备试验结果，而无权编写测试报告。
For example, the lab technician should only prepare test results and should not be able to write the test report.
样本送往达喀尔市巴斯德研究所进行实验室分析，并通过YF血清中和试验（一项高针对性黄热病检测方法）予以证实。
The samples were sent for laboratory analysis at the Institut Pasteur, Dakar and confirmed by YF seroneutralization, a highly specific test for yellow fever.
在实验中，他们要求试验者做更多的数学题（这些题还是会引起试验者们的心理起伏），同时，研究者们还是会对试验者们的表现指指点点。
They asked participants to complete more maths tests—and also tests in which they mentally rotated an object—while investigators chided them about their performance.
同一天，金边巴斯德研究所的实验室试验确认该男子感染H5禽流感病毒。
The same day, laboratory tests by the Pasteur Institute in Phnom Penh confirmed that the man was infected with H5 avian influenza virus.
研究人员对18名参与者进行一项符合规范的试验，在这个试验中有一个逐渐变热的探针接触实验者的一只手。
Researchers had 18 participants undergo a standard test in which a probe touching one hand is slowly heated.
这项研究是美国国家衰老研究所试验项目的一部分，美国3个机构的科研人员分别进行了这项实验，用到了2000多只基因相似的实验鼠。
The research, conducted as part of the National Institute of Aging Interventions Testing Program, took place at three separate test sites and involved nearly 2, 000 genetically similar mice.
这些试验为模拟实验的研究提供大量原始素材，将为红外图像跟踪系统的设计和使用提供重要数据。
These tests offer a great deal of originality materials for simulated experiment, also provide important data to design and use infrared-imaging homing system.
5篇关于随机人体实验室试验,12篇关于流行病学研究。
We included in the analysis 17 articles that met our basic quality criteria: 5 randomized human laboratory trials and 12 epidemiological studies.
方法采用悬液定量杀菌试验和动物毒性试验方法进行了实验研究。
Methods suspension quantitative germicidal test and animal toxicity test were used to carry out experimental study.
土壤：调查和试验。经水凝粘合剂处理的、可能混有石灰的、用作所选填土的土壤。第2部分：实验室配方研究的方法。
Soils: investigation and testing - Soil treated with hydraulic binder, possibly combined with lime, for use as a selected fill - Part 2: methodology of laboratory formulation studies.
研究人员称，此化合物的合成物在动物实验中显示安全，而且研究小组希望今年开始进行人体试验。
The synthetic version has been shown to be safe in animals and the team hopes to begin trials in humans this year, researchers said.
研究结果非常震撼，美国国家健康机构决定如果继续这样做实验是非常不道德的，所以想尽早结束试验。
The findings are so striking, the US National Institutes of Health decided it would be unethical to continue and stopped the trials early.
发现号货舱所装载的多功能后勤舱中的折页将会成为两个新的实验台-材料试验研究台1和流体综合实验台。
Tucked inside the multi-purpose logistics module to be carried up inside Discovery's cargo bay will be two new experiment racks – the materials science research rack-1 and the fluids integrated rack.
发现号货舱所装载的多功能后勤舱中的折页将会成为两个新的实验台-材料试验研究台1和流体综合实验台。
Tucked inside the multi-purpose logistics module to be carried up inside Discovery's cargo bay will be two new experiment racks – the materials science research rack-1 and the fluids integrated rack.
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