DESIGN: a randomized control observation.
设计：随机对照观察。
Study Design. A randomized controlled trial.
研究设计：随机对照试验。
Design: a randomized and interval grouping design.
设计：随机区间分组设计。
METHODS: a randomized controlled trial was adopted.
方法：采用随机对照试验。
But they're more than just a randomized graphics program.
但是它们绝不是随机图案程序。
So, we can rule out a randomized controlled experiment.
因此，我们可以将随机对照实验排除在外。
DESIGN: a randomized single blind controlled observation.
设计：随机单盲对照观察。
Design: This was a randomized, controlled, crossover trial.
设计：这是一项随机对照的交叉试验。
Theirs was a randomized, controlled trial conducted in fourcities.
他们的研究是一个在四个城市进行的随机、控制试验。
Methods:this was a randomized, double blind controlled trial.
方法：采用随机双盲对照研究。
DESIGN: a randomized controlled research on technique and method.
设计：随机对照的技术方法研究。
In a randomized manner, some were given aspirin and some were given placebos.
在随机研究中，一部分受试者给予阿司匹林另一部分给予安慰剂。
How many sequences exist in a randomized pool containing every sequence possible?
在随机情况包含有多少种可能的序列存在？
Methods: a randomized double-blind controlled clinical trial (RCT) was conducted.
方法：随机双肓对照临床试验(rct)。
Methods A randomized double-blind parallel controlled clinical trial was conducted.
方法本研究采用随机、双盲、平行对照的临床研究方法。
This thesis proposes a randomized approximation algorithm for the Set Cover problem.
提出了集合覆盖问题的一种随机近似算法。
A randomized controlled trial of preventive antibiotics used for esophageal operations.
食管手术预防性抗生素使用的随机对照研究。
The researchers are planning a randomized, controlled trial comparing duloxetine to placebo.
研究人员正计划通过一项随机对照实验将度洛西丁与安慰剂进行对比。
Gleicher is now trying to get funding for a randomized trial to compare the two approaches.
现在格莱·谢尔医生正尝试为一项比较这两种方案的随机性实验筹集资金。
Study Design. A randomized controlled trial with multivariable analyses of prognostic factors.
研究设计：预后因素多变量分析的随机对照试验。
The prevention of hip displacement has not been studied in a randomized trial as far as we know.
据我们所知，到目前为止还没有一个随机试验用来研究预防髋关节脱位。
They conducted a randomized controlled trial of 18-55 year olds with moderately severe low back.
他们对18 -55岁中重度腰背部疼痛的患者进行了一项随机对照研究。
Methods: A randomized and double-blind controlled clinical trial was conducted for smoking cessation.
方法：采用随机、双盲、安慰剂平行对照研究。
Evidence from a randomized controlled efficacy trial was evaluated using standard Monte Carlo simulation.
使用标准的蒙特卡罗模拟法对从一项随机、对照的功效试验得到的数据进行了评估。
Methods. A randomized clinical trial was conducted, involving 146 patients with subacute nonspecific neck pain.
方法：一项包括146例亚急性非特异性颈痛患者的随机临床试验。
A randomized clinical trial has confirmed what many people suspect - that ginger can decrease nausea caused by chemotherapy.
一个随机的临床试验调查证实了人们的想法——姜可以减轻化疗造成的呕吐症状。
With drugs, the gold standard for research is a randomized clinical trial in which some patients take a drug and others a placebo.
对于药物，科研的黄金标准是随机临床实验，即一部分患者用药而另一部分用安慰剂。
In a randomized clinical trial, 47 subjects were assigned to a placebo, a topical nonsteroidal anti-inflammatory agent, or a topical anesthetic.
有一个随机临床试验，其中有47个人使用了无效对照剂，一般是常见的非类固醇抗炎药，或者常见的麻醉剂。
In a randomized clinical trial, 47 subjects were assigned to a placebo, a topical nonsteroidal anti-inflammatory agent, or a topical anesthetic.
有一个随机临床试验，其中有47个人使用了无效对照剂，一般是常见的非类固醇抗炎药，或者常见的麻醉剂。
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