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【单选题】
惰轮的作用是()。
A.
改变轮系的转向和传动比
B.
使轮系转向和传动比保持不变
C.
使轮系转向不变,改变其传动比
D.
改变轮系的转向,保持其传动比不变
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参考答案:
举一反三
【单选题】香气清高、味道甘鲜是( )的品质特点。
A.
六安瓜片
B.
君山银针
C.
黄山毛峰
D.
滇红工夫红茶
【单选题】Einstein thought that his ideas were accepted because of
A.
he had been awarded the Nobel Prize
B.
he was a lucky man
C.
they appealed to pure theorists
D.
they were so wonderful
【单选题】Einstein thought that his ideas were accepted because ________.
A.
he had been awarded the Nobel Prize
B.
he was a lucky man
C.
they appealed to pure theorists
D.
they were so wonderful
【单选题】香气清高、味道甘鲜是( )的品质特点。
A.
六安瓜片
B.
君山银针
C.
黄山毛峰
D.
滇红工夫茶
【单选题】Einstein thought that his ideas were accepted because ______.
A.
he had been awarded the Noble Prize
B.
he was a lucky man
C.
they appealed to pure theories
D.
they were so wonderful
【单选题】增压式活塞发动机的螺旋桨特性时 , 转速的改变通过下列哪种方式实现
A.
改变节气门开度
B.
桨叶角的大小
C.
改变桨距
D.
燃油流量
【简答题】香气清高、味道甘鲜是( )的品质特点。
【单选题】增压式活塞发动机的螺旋桨特性时,转速的改变通过下列哪种方式实现().
A.
改变节气门开度
B.
桨叶角的大小
C.
改变桨距
D.
燃油流量
【单选题】香气清高、味道甘鲜是 ( ) 的品质特点。
A.
六安瓜片
B.
君山银针
C.
黄山毛峰
D.
滇红功夫红茶
【单选题】相对于债务筹资方式而言,采用吸收直接投资方式筹资的优点是( )
A.
有利于降低资本成本
B.
有利于集中企业控制权
C.
有利于降低财务风险
D.
有利于发挥财务杠杆作用
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