他们还强调了避免表面比较和“升降机经济学”(elevator economics)的重要性，“升降机经济学”强调不同时间和不同国家间的微小差异。
They also say the importance of avoiding superficial comparisons and "elevator economics" that stress small differences over time and across countries.
物流的时间价值是指同一商品在不同时间的价值差异。 。
Time value in logistics refers to the differences in value of the same goods at different time.
冻存不同时间的软骨细胞组之间无明显差异。
There was no obvious difference among the chondrocytes frozen at different time.
男女生对照组与实验组在不同负荷及不同时间经穴刺激的条件下，心血管系统在运动后的恢复程度上存在差异。
There were variant recoveries of cardiovascular system after exercise in the experimental group and the control group, both male and female at different times and exercise loads.
结果临床研究中，静置不同时间后离心的丙泊酚血浆浓度的差异无显著性。
Results The differences of propofol concentration in plasma during centrifugal duration after different storage times were not significant.
不同采血方式在相同时间点采血测定的大鼠血清睾酮含量存在差异。
Blood collection at the same time in different ways may influence the testosterone secretion.
通过深入研究历史数据时间序列的特点，发现各不同时间点的历史数据对模型的影响程度呈现很大的差异性。
Investigating the characteristic of the array of time of historical data, it is clear that the degree of impact on model of different-year historical data shows large difference.
两组儿童不同时间进行的测试结果无显著性差异。
The results was same with different examine times in two groups children.
不同时间内针刺之所以有时会产生明显不同乃至完全相反的针刺效应，主要是由不同时间内机能状态的差异所造成的。
Mainly because of the different functional status in different time sometimes it could generate significantly different or even opposite effect with acupuncture in different time.
结果术后不同时间检测病人的丙戊酸血药浓度无明显差异常， 术后血药浓度与术前病人是否服用丙戌酸制剂无关；
Rusults The blood drug concentration had no difference at the 3 points and no relationship with the history of taking Valproate.
结果术后不同时间检测病人的丙戊酸血药浓度无明显差异常， 术后血药浓度与术前病人是否服用丙戌酸制剂无关；
Rusults The blood drug concentration had no difference at the 3 points and no relationship with the history of taking Valproate.
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