新生儿感染应列入高危儿管理,进入感染恢复期后方可按普通新生儿进行保健管理。

题型:判断题

问题:

新生儿感染应列入高危儿管理,进入感染恢复期后方可按普通新生儿进行保健管理。

考点:儿童保健知识竞赛儿童保健知识竞赛题库
题型:判断题

Read and choose. (阅读短文,选择正确答案)                                      

                                                      A Friendly American Family

     The Smiths are Americans. They are now in Beijing.  This is their first visit to China. They are going

to stay in China for two months. They want to visit some cities and villages(村庄). They hope to learn

some Chinese, too.

     Mr Smith is a doctor.  He will visit a hospital in Shanghai. Mrs Smith is a school teacher.  She is

going to some schools in cities and villages. Their daughter is a primary school student. She wants to

meet some Chinese students.

     They are going to take a lot of pictures in China.  When they are back in America, they will show

the pictures to their friends. They want the American people to know more about China.

1. Where are the Smiths from?              

A. Canada.            

B. America.            

C.  China.

2. What do they want to do in China?               

A. Teach English.    

B. Play games.          

C. Visit some cities and villages.

3. Where does Mrs Smith work?                      

A. In a restaurant.    

B. In a hospital.          

C. In a school.

4. Who wants to meet the Chinese students?              

A. Mr Smith's daughter.

B. Mr and Mrs Smith.

C. Mr Smith and her daughter.

5. What do they want to do when they are back home?              

A. Show the pictures of China to their friends.

B. Have a good rest.

C. Clean their house.

题型:判断题

若对称三相电源的U相电压为Uu=100sin(ωt+60)V,相序为U-V-W,则当电源作星形连接时线电压为Uuv=173.2sin(ωt+90)V。

题型:判断题

杆AB长为l,质量为m,图示瞬时点A处的速度为v,则杆AB的动量大小为:()

A.mv

B.2mv

C.mv

D.mv/

题型:判断题

变压器无论带什么性质的负载,只要负载电流继续增大,其输出电压必然降低。

题型:判断题

移动变电站高压开关必须实现开盖闭锁和()。

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