MAIN OUTCOME MEASURES: Intrasession and intersession coefficient ofvariation, intraclass correlation coefficient, intratest variability, and test-retest variability.
主要观察指标:期间和期间内的变异系数、组内相关系数、测试间变异性和测试-再测试结果的变异性。
2
It is certain significance to assess the impact of water environment on railway tunnel, provide control measuresof construction from the point of the variation of water quality.