The invention relates to a moisture-heat exchanger unit for tidal air of a patient.
本发明涉及用于病人呼吸气的湿气热交换器单元。
Thee water level in deep well can reflect variant stress-strain variations which are caused by tidal dilatation, air-pressure, seismic waves and so. on.
深井水位能够反映地球固体潮体应变、气压变化、地震波等多种应力应变变化。
Thee water level in deep well can reflect variant stress-strain variations which are caused by tidal dilatation, air-pressure, seismic waves and so. on.
深井水位能够反映地球固体潮体应变、气压变化、地震波等多种应力应变变化。
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