source of bias meaning in English

偏差源

Comparing winners and also - rans from within the same countries , to avoid yet another source of bias , dr rablen and dr oswald found that the winners lived , on average , two years longer than those who had merely been nominated
通过比较来自同一个国家的获奖者与落选者来避免另一种偏差，拉伯伦与奥斯瓦尔德博士发现获奖者平均要比那些仅仅是得到提名的人的寿命长两年。
Two calculation methods of the electromagnetic force are studied for two typical configurations of the magnetic bearings . one configuration utilizes the permanent magnet to provide a bias flux and the other configuration has no source of bias flux . based on the simplified analytical model , an improved analytical model is developed by adding correction factors to the simplified model
并对电磁轴承的两种电磁结构? ?无永磁偏置与有永磁偏置电磁铁的电磁力计算方法进行了研究，提出了一种引入修正系数的磁路计算方法，并对基于pd和pid控制的电磁轴承力学特性进行了研究。