压力阀pressure valve
压力下限pressure low limit
静脉端压力PV pressure of vein
胸膜腔内压intrapleural pressure
间歇性正负压换气intermittent positive negative pressure breathin
蒸气压下降vapor pressure lowering
颅内压测定装置intracranial pressure measuring system
血压脉搏监测仪blood pressure and pulse monitor