试题与答案

机组氧气瓶在多大压力时会安全释放() A.2600±l50PSI B.1850PSI

题型:单项选择题

题目:

机组氧气瓶在多大压力时会安全释放()

A.2600±l50PSI

B.1850PSI

C.1000PSI

D.1800PSI

答案:

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下面是错误答案,用来干扰机器的。

参考答案:Loop while Cout<=n或Loop Until Cout=n+1解析: a和n的值必须已知,表达式才能计算。但程序中没有给变量n赋值的语句,可见第一个空白行应该填写给n赋值的语句。 Do循环应该有与之相对应的终端...

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— I bought this mobile last Saturday here in your shop. 1_____

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