2026-03-21 20:15 浏览次数 19
中量级
Conclusion Vital capacity can be well predicted with the model of height, chest circumference and sitting-height and the model of age mid weight among the children aged 7-18.
结论由身高、胸围和坐高建立的模型和由年龄、体重建立的模型,可分别準确地推测7 ~ 8岁学生肺活量、肺通气量。