问题 问答题 简答题

D-2801白土塔充液时应注意什么事项?

答案

参考答案:

(1)控制好D-2801塔压力0.5~0.7MPa。

(2)控制好冲液速度3-5t/h,防止充液流量过大冲翻白土。

(3)冷料冲液,防止物料汽化。

阅读理解

阅读下面三则广告,完成后面的小题。

                 Driver Wanted

1. Clean driving license

2. Good-looking

3. Age over 25

Apply(申请) to: Capes Taxi,  Shenzhen

Tel: 0755 -6561382

                 Air Hostess(空姐) Wanted

1. Age between 20 and 33

2.  Height from l. 6 m t0 1. 75 m

3. Two foreign languages

4. College graduate

Apply to: China Airlines, Beijing

Tel: 010 -88488970

                Teacher Needed

For private language school

Teaching experience necessary

Apply to: Instant Languages Ltd, Dalian

Tel: 0411-4313861

1. If you want to work in the south, you can apply for a job as          .    

A. a driver                  

B. an air hostess

C. a teacher                

D. all of the above

2. You may call _     _when you wish to be a teacher.    

A. 0755-6561382            

B. 0411-4313861

C. 010-88488970          

D. A and B

3. Mary, aged 26, knows English and Japanese. Which job can be given to her?    

A. Driving for Capes Taxi,

B. Working for China Airlines.

C. Teaching at Instant Languages Ltd.

D. None of the above.

4. What prevents Jack, an experienced taxi driver, working for Capes Taxi?   

A. Liking beer and wine.

B. Breaking traffic rules.

C. Being unable to speak a foreign language.

D. Not. having college education.

5. Which of the following is not mentioned in the three ads'?    

A. Height.                  

B. Age.

C. Language.                

D. Health.

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