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【单选题】
施工简单，适应性广，具有断面小，抗水流冲刷能力强，可在深水中修建等优点的围堰是( )。
A.
混凝土围堰
B.
土石围堰
C.
木笼围堰
D.
钢板桩格围堰
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参考答案：
举一反三
【单选题】下面液压控制阀中没有油直接从阀流回油箱的是
A.
作定压阀用的溢流阀
B.
先导式减压阀
C.
普通型调速阀
D.
旁通型调速阀
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【单选题】先导式减压阀中,主阀的作用( )
A.
调压
B.
溢流
C.
减压
D.
背压
查看完整题目与答案
【判断题】先导式减压阀中,主阀的作用是调压。
A.
正确
B.
错误
查看完整题目与答案
【单选题】From Gates' mention of W. E.B.Du Bols and Malcolm X we can infer that ______.
A.
Gates is reluctant to take the latter as his ancestor
B.
Gates regards the former as more successful than the latter
C.
Gates remains a follower of the former instead of the latter
D.
Gates claims to have a similar career to that of the former
查看完整题目与答案
【单选题】From the passage, we learn that of the four candidates (Ford, Sloan, Watson and Gates), only Gates is still alive to see who is chosen the Businessman of the Century.
A.
Y
B.
N
C.
NG
查看完整题目与答案
【单选题】先导式溢流阀中,先导阀的作用( )
A.
调压
B.
溢流
C.
减压
D.
背压
查看完整题目与答案
【单选题】From Gates's mention of W. E.B.Du Bois and Malcolm X we can infer that ______.
A.
Gates is reluctant to take the latter as his ancestor
B.
Gates regards the former as more successful than the latter
C.
Gates remains a follower of the former instead of the latter
D.
Gates claims to have a similar career to that of the former
查看完整题目与答案
【单选题】Bill Gates is from the .
A.
UFO
B.
USA
C.
PRC
D.
PK
查看完整题目与答案
【单选题】Bill Gates is from the _________..
A.
UN
B.
USA
C.
PRC
D.
HK
查看完整题目与答案
【判断题】先导式减压阀中，主阀芯上弹簧的作用是使主阀芯复位。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】下面液压控制阀中没有油直接从阀流回油箱的是
A.
作定压阀用的溢流阀
B.
先导式减压阀
C.
普通型调速阀
D.
旁通型调速阀
查看完整题目与答案
【单选题】先导式减压阀中,主阀的作用( )
A.
调压
B.
溢流
C.
减压
D.
背压
查看完整题目与答案
【判断题】先导式减压阀中,主阀的作用是调压。
A.
正确
B.
错误
查看完整题目与答案
【单选题】From Gates' mention of W. E.B.Du Bols and Malcolm X we can infer that ______.
A.
Gates is reluctant to take the latter as his ancestor
B.
Gates regards the former as more successful than the latter
C.
Gates remains a follower of the former instead of the latter
D.
Gates claims to have a similar career to that of the former
查看完整题目与答案
【单选题】From the passage, we learn that of the four candidates (Ford, Sloan, Watson and Gates), only Gates is still alive to see who is chosen the Businessman of the Century.
A.
Y
B.
N
C.
NG
查看完整题目与答案
【单选题】先导式溢流阀中,先导阀的作用( )
A.
调压
B.
溢流
C.
减压
D.
背压
查看完整题目与答案
【单选题】From Gates's mention of W. E.B.Du Bois and Malcolm X we can infer that ______.
A.
Gates is reluctant to take the latter as his ancestor
B.
Gates regards the former as more successful than the latter
C.
Gates remains a follower of the former instead of the latter
D.
Gates claims to have a similar career to that of the former
查看完整题目与答案
【单选题】Bill Gates is from the .
A.
UFO
B.
USA
C.
PRC
D.
PK
查看完整题目与答案
【单选题】Bill Gates is from the _________..
A.
UN
B.
USA
C.
PRC
D.
HK
查看完整题目与答案
【判断题】先导式减压阀中，主阀芯上弹簧的作用是使主阀芯复位。
A.
正确
B.
错误
查看完整题目与答案
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