在何种情况下应做心电生理检查 A.室上性或室性心动过速反复发作伴明显症状,药物疗效差

题型:多项选择题

问题:

在何种情况下应做心电生理检查

A.室上性或室性心动过速反复发作伴明显症状,药物疗效差

B.发作不频繁难以作出详尽的诊断或治疗性检查者

C.鉴别室上速伴差异传导与室速有困难者

D.确定抗心律失常药物疗效

E.评价非药物治疗疗效

考点:卫生资格考试(中初级)呼吸科相关专业知识呼吸科主治医师相关专业知识
题型:多项选择题

某企业为了扩大生产规模,拟在某工业园区新建厂房。通过对历史数据的调查,当地厂房的建造面积和建造成本的关系见表1-1。

1.求建造面积与建造成本的回归直线方程,解释方程中各参数的经济含义。

2.在5%的显著性水平下对建造面积和建造成本进行相关性检验。

3.给定显著水平a=5%,对b进行相关性检验和显著性检验(t检验法),说明显著性水平为 5%所代表的意义是什么。

4.假定根据测算,计划厂房的面积约为10万m2,利用拟合方程预测建设成本,给出置信度为 95%的预测区间,并对预测区间和置信度作出经济解释。

已知∑xiyi=1191,t(005,10)=1.8125,2(0.05,8)=1.8595,t(0025,10)=2.2281,t(0.025, 8)=2.3060,相关系数临界值表的部分见表1-2。

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左栏是五个人买书的要求,右栏是Golden House出版社的书目及简介。请将这五个人与他们需要的书配对,并把最佳选项的字母编号写在题前的括号里。
People who need booksBooks from Golden House

( )1. Christmas is coming. Randy wants to know all the information about Christmas such as the games, the food, the music and the stories.

( )2. Amy is a girl with many romantic (浪漫的) dreams. She loves sweet love stories. So she likes books with happy endings only.
( )3. Vince is the head of his own band. His dream is to be a musician like John Lenon, the singer from a famous rock band. So he wants to find a book about
that.
( )4. Mystery (神秘) and adventure(冒险) are always boys' dreams. Alan is one of them. He prefers the ancient ones because he always thinks he is a big man not a small boy.
( )5. Li Ming is studying English, next year, he wants to go to England for his further study. So he has to get some information on British life from the book about it.

A. British Life  by Anne Collins
What's everyday life like for people in Britain? Why do they talk about the weather so much? This book will tell you everything that you want to know about this interesting and traditional country.
B. Happy Christmas   by John Escott
This book is like a magazine. Inside it are lots of stories. They tell about Christmas. Learn about the history and tradition of this western holiday, learn to make food and play some games.
C. Silver Bells   by Luranne Rice
It's a sweet love story on Christmas holidays. Christ Byrne, a farmer who sold his Christmas trees in New York, one day met Cathy Tierney, a librarian who lost her husband on Christmas Eve three years before. So a new love and a new hope started lasting a lifetime.
D. The Beatles   by Paul Shipton
John, Paul, George and Ringo: These four young men from England were the most famous and they were some of the best musicians of the 1960s. They became "the Beatles", and their music is still popular today.
E. Angels and Demons   by Dan Brown
Robert Langdon, the hero (男主角) in the book, tried to solve the mystery of a century-old underground organization (地下组织). If you are not brave enough, don't read it alone at night.

题型:多项选择题

在课外活动跳绳时,相同时间内小林跳了90下,小群跳了120下.已知小群每分钟比小林多跳20下,设小林每分钟跳x下,则可列关于x的方程为             .

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雷达相对运动显示方式有哪些特点?各在那种场合使用较好?

题型:多项选择题

栓剂的制备方法为()

A.热熔法

B.热压或溶剂法

C.熔合法

D.压制法

E.凝聚法

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