random trial

Monte Carlo simulation is a random trial method.

蒙特卡罗方法是一种基于数理统计的随机试验方法.

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Methods: 110 patients of angina pectoris with intertwinement of phlegm and blood stasis syndrome, blood stasis syndrome and phlegm syndrome were observed in a random and control trial.

方法：对冠心病心绞痛痰瘀互结证、瘀血证、痰浊证110例随机对照观察。

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The trial has adopted one-factor completely random design.

试验采用单因子完全随机设计。

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Methods: Self matched pairing method and random control trials were employed in 50 patients. Using EMLA to smear on the trial tooth, after 5 minutes to measure the electral vital force and record the VAS score in the process of treatment.

方法：50例患者采用自身牙齿配对随机对照分组，实验牙齿用EMLA涂抹牙齿及牙周粘膜后5min测量牙齿电活力，用VAS法评价磨切牙齿时疼痛情况。

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