这份研究只包含了双盲随机控制实验，这是找寻治疗效果最好的研究方式。
The review included only double-blind randomised controlled trials, which are the best type of study for finding out the effects of a treatment.
或许我们不得不提出一个痛苦的问题：科学出错了么——即使在随机控制实验的时代里？
We may have to ask a painful question: has science gone wrong?Even in the age of randomised controlled trials?
该研究是在墨西哥进行的一个更大的随机控制实验的组成部分，研究者是埃默里大学和当地的研究者。
The study was part of a larger randomized controlled trial conducted in Mexico by researchers from Emory University and local investigators.
因为这些不足，许多科学家们更倾向于做随机控制实验。他们总称这种实验方式能提供黄金标准作为证据。
Because of those harnesses, many scientists prefer randomized controlled trials, which they often say provides the "gold standard" in evidence.
实验的参与者被随机分配到每天都服用绿茶饮料或胶囊制品的实验组和服用安慰剂胶囊和喝低儿茶素的茶或者更直接饮用水的控制组。
Participants were randomly assigned to either use green tea every day, as a beverage or capsule, or be part of "control" groups that took placebo capsules, drank a low-catechin tea or downed water.
该项实验是通过对于病人治疗方式的随机分配来控制变量的。
The experiment was controlled by the random allocation of the treatment among the patients.
为了该研究，瑞士的研究人员合并了来自31个随机，控制实验，这些是被视为“金标准”科学证据。这些实验包含了超过116,000位患者。
For the study, Swiss researchers pooled data from 31 randomized, controlled trials, which are considered the "gold standard" of scientific evidence. The trials included more than 116,000 patients.
作者首先对随机振动的统计特性、分析方法和控制实验作了简单介绍。
The statistic characters, analytic method and traditional experiment of a random vibration were introduced firstly.
系统性能分析及仿真实验结果表明该控制器对带有随机扰动的时滞系统具有良好的控制性能。
The system performance analyses and simulating experiment results show that the controller has good control performance to the time - delay systems with random disturbances.
仿真实验表明，基于多步预测的PID型神经网络控制系统能有效抑制随机干扰，具有较强的适应性和鲁棒性。
Simulation res ults prove that this new multi-step prediction based on PID-like neural network control system can effectively attenuate random noise interference and is more robust and adaptive.
最后，借助于振动台的离散五刚体模型，将振动台的台面加速度作为控制目标，进行了复合实验系统在随机输入作用下的控制仿真。
At last, based on the discrete state equation, two kinds of adaptive inverse control system were set up to control the acceleration of the countertop under the random excitation.
随机抽样选择，其中一个班级作为实验组，另一个班级作为控制组。
Randomly chosen, one class was the experimental group and the other class the control group.
为适应多振动台试验控制的需求，提出了一种新的多点随机振动实验控制方法。
A new method is presented in this paper for the control of multi-shakers in random vibration tests.
通过大量实验得出，该方法对跟随机器人控制输入要求很高，很难实现机器人角度变化很大的队形变化。
By many experiments, it is known that follower can't arrive at the desired positon in a large input.
入院接受密集化疗的血液学恶性肿瘤的病人被随机分为两组，在单中心实验中用双盲法处理安慰剂组和控制组。
Patients with haematological malignancies receiving intensive chemotherapy and requiring hospitalization were randomized in a double-blind, placebo-controlled single-centre trial.
入院接受密集化疗的血液学恶性肿瘤的病人被随机分为两组，在单中心实验中用双盲法处理安慰剂组和控制组。
Patients with haematological malignancies receiving intensive chemotherapy and requiring hospitalization were randomized in a double-blind, placebo-controlled single-centre trial.
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