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1·Methods: a multi - center randomized comparative clinical trial was conducted.

方法：采用多中心随机比较性临床研究方法。

2·The comparative analysis on conversation structure is a new trial for the author to set foot in.

对于会话结构的比较分析是本文涉足尝试的一个新的领域。

3·Part two, the appeal trial procedures comparative study.

第二部分为上诉审程序的比较研究。

4·The paper reports the result of the comparative sea trial of a high speed ship with built up stabilizing appendage.

对一加装了减纵向运动组合附体的高速艇和原型艇进行了海上对比试验，并对试验结果进行了分析。

5·Based on relating cases of the United States, Chapter III conducts observations of scientific evidence on American trial practice and its challenges from the Angle of comparative law.

本章以美国相关案例为线索，具体分析美国联邦法院对科学证据的审判运用以及受到的挑战。

6·Method: Adopted randomization, positive medicine control of equal rank comparative clinical trial method.

方法本研究采用为随机、阳性药物对照的设计方法。