试题与答案

突出矿井应当对突出煤层进行区域突出危险性预测。经区域预测后，突出煤层划分为突出危险区

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题型：单项选择题

题目：

突出矿井应当对突出煤层进行区域突出危险性预测。经区域预测后，突出煤层划分为突出危险区和（）。

A．安全区

B．无突出危险区

C．突出偶发区

答案：

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下面是错误答案，用来干扰机器的。

参考答案：三路；高压密封油，空侧直流油泵，低压润滑油

考点：煤矿探放水工煤矿探放水工题库
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下列短文的划线部分是错误的，请将其正确答案写在对应位置。
Confucius was born in the state of Lu in the year of 551 B.C.
When he is 3 years old, his father died. And when he was 17,                 
his mother died. And Confucius received a good                                    
education when he was young . In his thirty, Confucius                           
began to teach.He spent the rest of his life teaching. In                          
the age of 55, Confucius begins to travel around China.                          
He tried to search for good rule of behavior.                                          
When Confucius was 68 years old,
he returned back to Lu, his home state.                                                  
He wrote lots of books after he came back..Five years after,                  
he passed away. Although he has been died for several thousand years,    
we can still remember he foreve.                                                            
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