本研究样本交叉核实国外预测最大摄氧量N-EX回归模型，SE1值较高，说明国外预测最大摄氧量N-EX回归模型不适合我国人群。
Cross-validation of foreign N-EX regression model with the present sample results in higher SE1 values, which shows N-EX regression model is not fit for domestic people.
如果对找到的信息没有把握，你可以查看其他网页进行核实。这叫交叉核对。
If you find information you are not sure about, consult other web pages to confirm the information. This is called cross-checking.
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