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【单选题】
A离子选择电极的电位选择系数越小,表示( ) (A为待测离子,B为干扰离子)
A.
B干扰离子的干扰越大
B.
不能确定
C.
B干扰离子的干扰越小
D.
不能用此电极测定A离子
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【判断题】一般若过程有一个返回值时,定义为函数过程直观;当无返回值或有多个返回值时,习惯定义为子过程。
A.
正确
B.
错误
【单选题】Section C Directions: In this section, you will hear three passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you he...
A.
Watching can cause physical diseases.
B.
TV places the viewer in a completely passive position.
C.
People are too dependent on TV.
D.
The quality of some TV programs is poor.
【单选题】在VBA中,子程序与自定义函数在程序代码上没有太大区别,唯一不同的是()。
A.
自定义函数的返回值只有一个
B.
子程序只能通过表达式来调用
C.
调用方式不用
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【简答题】如果一个自定义函数过程的RETURN语句中没有指定表达式,那么该函数的返回值是
【简答题】阅读理解 Jan:I have new photos of my family, but they' re not very good. This is my sister... Mark:Where is she? Is she at the library? Jan:No, she' s in the living room. She’s doing her homework. And th...
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