The patients' left ventricular ejection fraction ( EF ) and the peak filling rate ( PFR ) were decreased , and the time of peak filling rate ( TPFR ) was prolonged.
发现病人的左室射血分数(EF)下降,高峰充盈率(PFR)下降,高峰充盈时间(TPFR)延长。
NOTE: if you must remove any component and sent to workshop, print the PFR (Post Flight Report) and TDS (Trouble Shooting Data) (if existed), then attach printed documents on the part.