伤残调整生命年是
A．PYLLB．LEFDC．ALED．DALYE．HALE
参考答案：D
A nurse in the nursery is preparing to perform phenylketonuria (PKU) testing. Which neonate is ready for the nurse to test
A. A 3-day-old neonate who has been fed IV since birth.B. A 2-day-old neonate who has been breast-fed.C. A 1-day-old neonate receiving formula.D. A breast-fed neonate being discharged within 24 hours of birt
A．10：3
B．3：10
C．3：10
D．10：3
时（T为交流的周期），原线圈中的电流瞬时值为0.03A．变压器的原、副线圈的匝数比为（ ）
：3