结构面调查的主要内容有哪些？

采集尿、便标本时，下列方法正确的是（）

A、进餐后2h留取餐后尿标本

B、中段尿培养标本留取膀胱内存留4~6h以上的尿液为好

C、任何时候采集尿、便标本都要避开女性月经期

D、查找阿米巴原虫时，应使用温热的容器接取便标本后一同立即送检

E、便隐血实验检查前3天禁服铁剂

链激酶直接将纤维蛋白水解成多肽,而达到溶解血栓的效果

Tired of Working in Your Country!

With over 500 teachers and 20 years of experience, we are the leader in the field of teaching

foreign languages. We now have positions open in Tokyo starting September/October 2012 for teachers of English, German, Spanish and French.

·Teach many different kinds of classes using the latest technology in small classes of up to 3 students.

·Accommodation(膳宿) , and other necessary documents (文件) will be ready before you leave.

·Applicants will teach their first language only.

·Excellent teacher training programs.

If you are young with a university degree and are willing to experience different cultures, apply now. Experience in teaching is an advantage but not specially required. Knowledge of the Japanese language is not necessary but good English skills and practical computer knowledge are basic requirements.

Apply with C. V. and send letters to:

NOVA France, Mr. Sampy (IHT3/2)

34, Bd. Haussmann, 75009 Paris, France

Fax: 33148014804

Or visit our website: www.teadyp.com

The manager expects to meet and talk with successful applicants in Paris in June and July.

小题1:What is the purpose of the text?

A．To introduce a language school in Japan.

B．To hire language teachers to work in Japan.

C．To describe working conditions in Japan.

D．To make clear the requirements for Japanese teachers.小题2: We know from the text that those who are going to Japan will         .

A．teach English only in Osaka

B．receive a degree from a university

C．have free accommodation

D．get trained for the job小题3:Before going to Japan, you need          .

A．to see the manager of NOVA France

B．to take some computer courses

C．to write a letter to Japan

D．to find a place to live小题4:If you want to work in Japan you should          .

A．have some working experience

B．know how to use computers

C．present good teaching plans

D．speak several languages

某厂生产碱度为1.80的烧结矿时，使用生石灰做熔剂，已知生石灰含CaO为95%，SiO₂为5%。试求该熔剂的有效熔剂性。

下列方法中，属于质量控制的动态分析方法的是( )。

A．因果分析图法

B．排列图法

C．控制图法

D．直方图法