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【简答题】
三相异步电动机定子接三相电源,转子绕组开路和转子,定子电流为什么不一样大?
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举一反三
【单选题】.液压式气阀传动机构液压油系统的补油阀漏泄的后果是( )。
A.
增压器结构相对复杂
B.
增压器重量尺寸较大
C.
清洗增压叶轮较困难
D.
.轴颈表面线速度较高
【简答题】Tanslation: The idea of a truce symbolizes the spirit of the Ancient Olympic s. Warring Greek cities assembled in ancient Olympia , where they realized they had more in common with their adversar...
【单选题】下列因素中哪种不引起抗利尿激素分泌增多
A.
循环血量减少
B.
大量出汗
C.
血浆晶体渗透压降低
D.
血浆晶体渗透压升高
E.
数日内饮水量严重不足
【单选题】在育肥猪育肥后期增加那种成分可以改善胴体品质?
A.
粗纤维
B.
粗脂肪
C.
粗蛋白
D.
维生素
【单选题】Which statement best describes OSPF external LSAs (type 5)?()
A.
OSPF external LSAs are automatically flooded into all OSPF areas, unlike type 7 LSAs, which require that redistribution be configured.
B.
External LSAs (type 5) are automatically changed to type 1 LSAs at ASBRs.
C.
Type 5 LSAs are route summaries describing routes to networks outside the OSPF Autonomous System.
D.
External network LSAs (type 5) redistributed from other routing protocols into OSPF are not permitted to flood into a stub area
【简答题】They had thought the picture was a (12)_________________ family photo.
【单选题】, contraindication(禁忌) of oral rehydration does not include
A.
shock
B.
mild dehydration, no vomiting.
C.
eyelid edema in children
D.
cardiac insufficiency
E.
obvious abdominal distension
【单选题】液压式气阀传动机构液压油系统的补油阀漏泄的后果是()。
A.
气阀不能关
B.
不能保证补油
C.
气阀不能开启
D.
气阀开度减小
【单选题】下列因素中哪种不引起抗利尿激素分泌增多
A.
数日内饮水量严重不足
B.
动脉血压降低
C.
血浆晶体渗透压降低
D.
循环血量减少
E.
大量出汗
【单选题】Contraindication(禁忌) of oral rehydration does not include
A.
shock
B.
mild dehydration, no vomiting.
C.
eyelid edema in children
D.
cardiac insufficiency
E.
obvious abdominal distension
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