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【单选题】Desperately short of living space and dangerously prone to flooding, the Netherlands plans to start building homes, businesses and even roads on water. With nearly a third of the country already cover...
A.
most parts of the country are covered by water
B.
the country is constantly threatened by floods
C.
it will promote the cultivation of flowers
D.
people think it better to live on water
【单选题】DATACHIEF C20可以显示众多的监视窗口,但是没有__________。
A.
备用泵汇总显示窗口
B.
控制器和阀位状态显示窗口
C.
电站管理窗口
D.
舵角运行历史记录窗口
【单选题】Passage Two Desperately short of living space and dangerously prone to flooding, the Netherlands plans to start building homes, businesses and even roads on water. With nearly a third of...
A.
building floating communities is a very good idea
B.
the director of the firm didn’t want to answer the question
C.
the Netherlands should follow the example of Bangladesh
D.
people are not satisfied with the government’s work
【单选题】体外研究显示:恢复椎体的强度只需较少的PMMA量：颈椎（）ml,胸椎为（）ml,腰椎为（）ml。PMMA充盈体积比例在20-24%即可达到治疗目的
A.
1.5，3.1，5.4
B.
2.0，2.1，4.4
C.
3.5，1.1，3.4
D.
2.5，3.1，4.4
E.
1.5，2.1，2.4
【单选题】在窗体中添加一个命令按钮，名称为Command1；添加一个文本框，名称为Textl，然后编写如下程序： Private Sub Command1_Click( ) Dima(5)，b(5) Forj：1 T04 s(j)=3*j b(j)=a(j)*3 Next j Textl.Text=b(j/2) End Sub 程序运行后，单击命令按钮，在文本框中显示
A.
25
B.
18
C.
36
D.
35
【单选题】在一台Cisco路由器上执行show access-lists命令显示如下一组信息 Extended IP access list port4444 permit icmp 202.38.97.0，wildcard bits 0.0.0.255 any deny icmp any any deny udp any any eq 1434 deny tcp any any eq 4444 ...
A.
Router(config) # ip access-list extended port4444Router(config-ext-nacl) # deny icmp any anyRouter(config-ext-nacl) # deny udp any any eq 1434Router(config-ext-nacl) # deny tcp any any eq 4444Router(config-ext-nacl) # permit icmp 202.38.97.0 0.0.0.255 anyRouter(config-ext-nacl) # permit ip any any
B.
Router(config) # access-list port4444 permit icmp 202.38.97.0 0.0.0.255 anyRouter(config) # access-list port4444 deny icmp any anyRouter(config) # access-list port4444 deny udp any any eq 1434Router(config) # access-list port4444 deny tcp any any eq 4444Router(config) # access-list port4444 permit ip any any
C.
Router(config) # ip access-list extended port4444Router(config-ext-nacl) # permit 202.38.97.0 0.0.0.255 any icmpRouter(config-ext-nacl) # deny any any icmpRouter(config-ext-nacl) # deny any any udp eq 1434Router(config-ext-nacl) # deny any any tcp eq 4444Router(config-ext-nacl) # permit ip any any
D.
Router(config) # ip access-list extended port4444Router(config-ext-nacl) # permit icmp 202.38.97.0 0.0.0.255 anyRouter(config-ext-nacl) # deny icmp any anyRouter(config-ext-nacl) # deny udp any any eq 1434Router(config-ext-nacl) # deny tcp any any eq 4444Router(config-ext-naci) # permit ip any any