在灭火时,应根据可燃物的性质、燃烧特点、火灾大小、火场的具体条件以及消防技术装备的性

题型:填空题

问题:

在灭火时,应根据可燃物的性质、燃烧特点、火灾大小、火场的具体条件以及消防技术装备的性能等实际情况,选择()具体的灭火方法。

考点:滤棒成型工滤棒成型工题库
题型:填空题

Children in England mustn’t work until they are 13. They need to have a work permit (许可证) to start working.

The jobs teenagers can do:

Delivering (递送) newspapers: Many teenagers will get up early to deliver newspapers to houses in their local area before going to school. They are known as Paper-boys or Papergirls.

Babysitting: Looking after young children in their home while their parents have gone out for the evening is a popular job for teenagers, as they get money for watching children and television all at the same time!

Helping the Milkman: From the age of 14 some teenagers help the milkman deliver milk to houses.

Other popular jobs : Working in a shop; Office work; Washing cars ; In a cafe or restaurant. The hours teenagers (13 and 14 year olds )can work:

School Days: Not more than 2 hours in one day during the following periods:

Morning 7 a. m. —start of school or Evening : close of school— 7 p. m.

Saturdays: Up to 5 hours between 7 a.m. and 7 p.m.

Sundays: Up to 2 hours between 7 a.m. and 11 a. m.

Term time: Up to 12 hours a week (Including weekends)

小题1: In England how old do children have to be before they can work?

A.15.

B.14.

C.10.

D.13.小题2: Paper-boys and Papergirls deliver newspapers           

A.early in the morning

B.at noon

C.in the afternoon

D.in the evening小题3:Teenagers in England can do all of the follow­ing except_________.

A.work in an office

B.work in a night club

C.look after young children

D.deliver newspapers小题4: How many hours a week may teenagers work during the term time?

A.10.

B.14.

C.17.

D.20.

题型:填空题

某矩形承台如图所示,据《建筑桩基技术规范》(JGJ94—94)计算角桩抗冲切承载力,其值为()kN。(承台底面为正方形,边长为3.0m,高度为700mm,混凝土保护层厚度为100mm,桩截面尺寸为400mm×400mm,柱截面尺寸为600mm×600mm,ft=1.1×103kPa)

A.450 

B.475 

C.500 

D.525

题型:填空题

患者女,58岁。反复尿频尿急尿痛伴腰痛10年,近4个月出现夜尿增多,查体:血压136/70mmHg,血常规HGB124g/L,血肌酐109μmol/L,尿常规:pH7.5,SG1.010,尿糖(+)尿蛋白(+),白细胞20~30个/HP,红细胞9~10个/HP。

对于确诊有价值的检查是()

A.IVP

B.膀胱镜检查

C.肾活检病理检查

D.肾脏放射性核素检查

E.腹部X线片

F.肾脏彩超

G.尿NAG酶

题型:填空题

连续重整加热炉联锁停车,按处理程序的排列为()。A、高分油尽量改至稳定塔B、系统保持“闷锅”C、自然降温,停止进料脱网放空D、余热锅炉

A、abcd

B、dcba

C、cadb

D、cabd

题型:填空题

《哈佛商业评论》杂志发表的一篇研究报告指出,多次光顾的顾客比初次登门的顾客可多为企业带来20%的利润,当市场占有率达到50%以上时,重复购买和更新购买会大大超出首次购买的数字。失去20%的老顾客意味着带走80%的市场。这说明()。

A.说服新顾客需要增加一定的费用

B.维系老顾客是非常重要的,他们的离开会带走大量的销售额

C.因不满意而离开的顾客会给企业形象带来巨大的负面影响

D.企业要重点发展新顾客

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