缩写	全称	中文释义
NPRV	North Platte River Valley	北普拉特河谷
NPRV	Negative Pressure Relief Valve	负压安全阀
NPRV	Nitrogen Pressure Regulator Valve	氮气压力调节阀
NPRV	Nitrogen Pressure Relief Valve	氮气泄压阀