A.0.49~1.47kPa(5~15cmHO) B.0.67~2.00kPa(5~15cmHO) C.1~2kPa D.1.96~2.94kPa(20~30cmHO) E.2.67~4.00kPa(20~30mmH
A.10L/min B.50L/min C.100L/min D.200L/min E.盡可能大