自动主汽门活动滑阀主要是为了防止自动关闭器滑阀发生卡涩而设置的。()

题型:判断题

问题:

自动主汽门活动滑阀主要是为了防止自动关闭器滑阀发生卡涩而设置的。()

考点:汽轮机检修汽轮机调速系统检修工(初级)汽轮机调速系统检修工(初级)题库
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短文改错

In my family,there are three people,My father is

hardworking But goes to work in the field every day.        小题1:_______

He isn’t good at talk But he gets on well with other         小题2:_______

people. My mother is very much kind and is               小题3:_______

friendly to everyBody. So when I have the proBlem         小题4: _______

I will turn to her for help. My friends say I am clever.       小题5:_______

When the teacher asks us very difficulty questions,          小题6:_______

I’ll think quickly and stand to answer. At home my         小题7:_______

Father often thinks I’m silly. He said if I decide            小题8:_______

To do something, it takes him much times to stop me.        小题9:_______

This is how I need to improve in the future.                小题10:_______

题型:判断题

外伤胸壁软化(浮动胸)是由于()。

A.两根以上肋骨骨折

B.多根多段肋骨骨折

C.胸骨骨折

D.反常呼吸

E.二氧化碳蓄积

题型:判断题

我们看到大海平静时,海水呈蓝色,其主要原因是(  )

A.海水里有盐分

B.蔚蓝色天空映照的结果

C.太阳经漫反射产生的结果

D.其它色光多被海水吸收,主要反射蓝光

题型:判断题

试分析人口增长过快会给社会带来哪些问题?

                                                                                                                                                                

                                                                                                                                                                 

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                                

题型:判断题

用枸橼酸和碳酸氢钠作片剂崩解剂的机制是()

A.膨胀作用

B.毛细管作用

C.湿润作用

D.产气作用

E.酶解作用

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