心电图不能了解()。
A.心功能
B.房室肥大
C.心肌梗死
D.心律失常
E.电解质紊乱
参考答案:A
took me ten minutes his thoughts. [ ]
A. It; reading
B. It; to read
C. He; reading
D. He; to read
蓄电池试验放电装置按额定电压和额定电流选择,额定电压应不小于蓄电池组的额定电压,额定电流应为( )。
A.(1.1~1.3)I10 B.(1.3~1.5)I10 C.(1.5~1.8)I10 D.(1.8~2.0)I10