... 修复性维护时间 corrective maintenance time 系统总工作时间 system overall operate time 观察时间差异 Observation Time Difference OTD ...
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enhanced observation time difference 增强观察时间差定位
However, there was no significant difference in the total bilirubin and prothrombin time in either group during the observation periods.
然而，观察期间在总胆红素和凝血酶原时间方面两组之间没有显著差异。
The cause analysis of the observation difference is made from their difference in sensor pieces and detecting principle, observation time, weather condition etc.
从它们感应器件和测值原理的不同、观测时间的差异、天气条件的影响等方面，分析了观测记录差异形成的原因。
The dispearing time of cough, aschypnea and wheezing rale in the observation group was superior to that in control group, and there was significant difference in them respectively(P<0.05).
治疗后治疗组患者在咳嗽消失时间、喘息消失时间、气促消失时间以及哮鸣音消失时间方面明显短于对照组，两组比较差异具有统计学意义（P〈0.05）；
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