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【多选题】
下列属于物理分离技术的是( )A.
分离
B.
水动力分离
C.
密度分离
D.
泡沫浮选分离
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举一反三
【简答题】A．Because he persuaded his workers to buy Model-T ears. B．Because Model-T was ugly and always black. C．Because Model-T was cheap hut Beautiful. D．Because Model T was cheap and and he increased ...
【简答题】A．He prefers a more expensive model. B．He's confused by the remote controls. C．He's eager to use it. D．He's not happy that he bought it.
【单选题】He presented a ______ of his model design to the Committee members for their approval.
A.
sketch
B.
model
C.
sample
D.
schedule
【单选题】He is clever and hardworking, ______he is honoured with the title of model worker.
A.
of which
B.
for which
C.
of what
D.
for what
【单选题】对于从Employee表中选择记录的以下代码片段， Connection con=null; Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); con=DriverManager.getConnection("jdbc:odbc:ss","sa",""); ResultSet rs=stat.executeQuery("select * from Emp...
A.
PreparedStatement stat=con.createStatement();
B.
Statement stat=createStatement();
C.
PreparedStatement stat=createPreparedStatement();
D.
Statement stat=con.createStatement();
【简答题】Since a child is particular about whom he tries to model on, he tends to choose a person with______.
【简答题】A．Because he persuaded his workers to buy Model-T cars. B．Because Model-T was ugly and always black. C．Because Model-T was cheap but beautiful. D．Because Model-T was cheap and and he increased ...
【单选题】________at his model plane over the weekend，he didn’t complete it．A.As he worked hard###
A.
________at his model plane over the weekend，he didn’t complete it． A.As he worked hard
B.
Hard as he worked
C.
How he worked hard
D.
How hard he worked
【单选题】下列关于变量存储方式的描述中错误的是( )。
A.
局部变量都是静态存储的
B.
对全局变量使用static关键字修饰是为了限制其作用域
C.
定义自动变量时，auto关键字可以不写
D.
关键字register用于定义寄存器变量
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