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。
MAIN OUTCOME MEASURES: Intrasession and intersession coefficient of variation, intraclass correlation coefficient, intratest variability, and test-retest variability.
本文主要介绍了一种心室晚电位前置放大电路,给出了测试情况和达到的技术性能指标,实验结果表明了该放大电路的可行性和可靠性。
This paper introduces the preamplifier of ventricular late potentials, and give out testing instance and performance parameters, experiment results show that this preamplifier is viable and reliable.
最后本文对射频信道的主要指标进行了测试,给出了测试结果。
Finally the main parameters of the radio frequency channel are tested and the results are given.
给出了环境模拟试验和指标测试的结果,以及在飞行中得到的观测数据和主要工程参数的变化情况。
The results of high and low temperature tests and indication measurement as well as the observing data and main engineering parameters (e. g. cell temperature) during the flights are given.
色牢度是评定纺织品优劣的重要指标,现行的色牢度评级方法主要是专家目测评级法,测试结果受人为主观因素的影响。
Color fastness is a very important index to assess the quality of textiles. Currently the color fastness was received by specialist eyeballing. The results can be affected by some subjective factors.
色牢度是评定纺织品优劣的重要指标,现行的色牢度评级方法主要是专家目测评级法,测试结果受人为主观因素的影响。
Color fastness is a very important index to assess the quality of textiles. Currently the color fastness was received by specialist eyeballing. The results can be affected by some subjective factors.
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