目的通过观察振动声音刺激后胎儿呼吸运动的类型，结合临床探讨是否能作为评价胎儿健康的指标。

Objective to evaluate the value of the type of fetal respiratory movement after vibratory acoustic stimulation test as marker of fetal health.

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你可以看到在生物物理方面的婴儿呼吸运动的减少，你通常会看到胎儿在40%左右的时间有这些肌肉运动。

You can see the decrease in FBM on a biophysical profile, as you normally see the fetus moving these muscles about 40 percent of the time.

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