目标规划的目标权系数是定量的概念,数值(),表示该目标越重要。 A.越大 B.越小

题型:单项选择题

问题:

目标规划的目标权系数是定量的概念,数值(),表示该目标越重要。

A.越大

B.越小

C.为0

D.为正

考点:运筹学运筹学题库
题型:单项选择题

50例链球菌感染咽峡炎患者的潜伏期如下:

描述其离散趋势合适的指标是()

A.中位数

B.四分位间距

C.均数

D.标准差

E.几何均数

题型:单项选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

How to Read a Book

Books can be your best friends.  1  They can introduce you the things you may never see… But do you know how to read them in order to get the fullest enjoyment possible? The following tips should help.

1. Find a book. Look in the library or in one of the large bookstores. You could also ask friends if you could have a book at their book shelves. Search the shelves until you find a book that looks good.Read the first page to see how it reads, and the cover text on the back of the book, if it has any.  2

2. Buy or borrow it and take it home. Do not start to read it until you have the time.  3  And set aside time to do nothing else but read, as it can be, at times, suspenseful(悬疑的), exciting and relaxing.

3. Get comfortable on the couch. Have a lamp behind you, lighting the area where you are reading. Make sure the television is off and that anything else that could distract you has been attended to.  4 __.

4. Start the book by turning the pages and really enjoy it. Do not think about anything else but what you are reading. Put yourself into the action or location in the story. Once you concentrate completely, it will be difficult to put the book down. And remember that reading is not running your eyes over a book.  5 . However, if you need to read the book quickly, then you do not need to pay attention to every word.

A.If you are busy doing other things, you should wait until you have finished them.

B.Get warm if you are going to be sitting still for a few hours.

C.If you are already concentrating, then buy it or borrow it.

D.Try to imagine the story in your head.E. They can take you to places that you may never go.

F. You should read it actively and enjoy it completely.

G. Otherwise, you will miss it.

题型:单项选择题

女,49岁,确诊2型糖尿病1年,予合理饮食和运动治疗并B服二甲双胍500mg,每日3次。查体身高173cm,体重78kg,血压130/90mmHg,心、肺和腹部检查未见异常。复查空腹血糖5.2mmoL/L,三餐后2小时血糖分别为11.4mmol/L、13.1mmol/L和12.6mmol/L,下一步最合理的治疗是()

A.二甲双胍加大剂量

B.改用胰岛素

C.改用磺脲类降血糖药

D.加用磺脲类降血糖药

E.加用α-葡萄糖苷酶抑制剂

题型:单项选择题

新药临床试验申请时,申请人完成临床研究后,应当填写《药品注册申请表》,向所在哪个管理部门如实报送有关资料。()

A.省、自治区、直辖市药品监督管理部门

B.国家食品药品监督管理部门

C.国家食品药品监督管理总局药品审评中心

D.药品检验所

E.国家食品药品监督管理总局药品认证管理中心

题型:单项选择题

某市一栋综合楼,地下共4层,地上共20层,采用框架剪力墙结构,总建筑面积30万m2,主楼与其裙房之间设有防火墙等防火分隔设施,主楼各层建筑面积均大于1000m2。该综合楼总平面布局及周边民用建筑等相关信息如图1所示。该综合楼地下3、4层均为人防层,其主要使用功能均为普通汽车库、复式汽车库和储存可燃固体的库房;地下2层主要使用功能为展览厅、管理用房及燃气锅炉房、柴油发电机房、变压器室、配电室、消防泵房等设备用房;地下1层主要使用功能为消防控制室、管理用房及商场营业厅。主楼首层主要使用功能为门厅、咖啡厅、自助餐厅、商场营业厅,地上2、3层主要使用功能为儿童游乐厅、展览厅、商场营业厅,地上4~19层主要使用功能为办公室,地上20层主要使用功能为会议厅、多功能厅。裙房1~6层主要使用功能为商场营业厅。该建筑按有关国家工程建设消防技术标准配置了室内外消火栓给水系统、自动喷水灭火系统和火灾自动报警系统等消防设施及器材。

根据以上场景,回答下列问题。

消防水泵的启动方式分为哪几种?

更多题库