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【单选题】
目前各国药典采用( )测定庆大霉素的含量。
A.
微生物检定法
B.
GC法
C.
HPLC法
D.
容量法
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【判断题】在相变温度以上,胆固醇可增加膜脂的有序性,限制膜脂的流动性;
A.
正确
B.
错误
【单选题】DO NOT RETURN TO YOUR CABIN TO COLLECT YOUR PROPERTY. This sentence is properly used when ______.
A.
allocating / directing crew to assembly stations to escape
B.
exercising evacuation and boat drill
C.
taking protective measures to control the oil pollutions
D.
holding course and sounding signals to avoid collision with other vessels
【单选题】亚急性细菌性心内膜炎血培养标本应取血
A.
1~2ml
B.
3~4ml
C.
5~6ml
D.
7~8ml
E.
10~15ml
【简答题】亚急性细菌性心内膜炎血培养标本应取血
【单选题】亚急性细菌性心内膜炎血培养标本应取血
A.
1~2ml
B.
3~4ml
C.
5~6ml
D.
7~8ml
E.
10~15m
【单选题】亚急性细菌性心内膜炎血培养标本应取血:
A.
1~2ml
B.
2~5ml
C.
5~10ml
D.
10~15ml
E.
15~20ml
【多选题】亚急性细菌性心内膜炎血培养标本应取血
A.
1 ml -2ml
B.
3 ml -4ml
C.
5 ml -6ml
D.
7 ml -8ml
E.
10 ml -15ml
【单选题】亚急性细菌性心内膜炎血培养标本应取血
A.
1-2ml
B.
5-10ml
C.
1-5ml
D.
5-8ml
E.
10-15ml
【单选题】异步电动机的额定功率是指 。
A.
额定运行时电机输入的电功率
B.
额定运行时电动机轴上输出的机械功率
C.
额定运行时的电磁功率
D.
以上都不正确
【单选题】If a teacher asks students to collect, compare and analyze certain sentence patterns, he/she aims at developing students().
A.
discourse awareness
B.
cultural awareness
C.
strategic competence
D.
linguistic competence
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