景气指数分析
prosperity index analysis
颈部水平未特指血管的损伤
Injury of unspecified blood vessel at neck level
颈部其他和未特指的损伤
Open wound of head part unspecified
精细指数运算
precise exponential matrix calculation
精密进近航道指示器
Precision Approach Path Indicator PAPI
晶体管指零仪
transistor zero pointing meter
经内镜十二指肠乳头括约肌切开术
Endoscopic sphincterolomy