目的：避免胎头高浮者剖宫产术中娩头困难的发生，减少新生儿产伤和窒息。

Objective: To avoid difficult high position fetal head during cesarean section and reduce the neonatal asphyxias and birth injuries.

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让我浮浮沉沉，或高或低。

Let me or float or sink, be high or low.

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原体观测系应用波浪骑士浮鼓和波高仪，在港外和港池内部设站观测。

The field measurements were made both outside the harbor and in the basins, using a wave rider and wave gauges.

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