简述企业文化的营建。

小题1: A fashion show will last________ on Friday.

A．for two hours

B．for two and a half hours

C．for three hours

D．for three and a half hours小题2: Mr. White has a restaurant. He wants to find some new delicious food for his customers(顾客). He can go to_______.

A．Xinhua Supermarket

B．Zhongshan School of Hotel

C．Sliver Sea Hotel

D．Zhanjiang小题3: Maria has a lot of experience working with children. She is looking for a new job. She may call_________.

A．0755—8486 9855

B．0755—8488 9655

C．010—2367 8893

D．010—2376 8893小题4: Which of the following is NOT mentioned in the four ads?

A．Show

B．Fish

C．Music

D．Pay

在液压系统中常用的液压介质有石油型、乳化型和（）三大类。

设备购置后，无论是使用还是闲置，都会发生磨损。下列不属于设备磨损分类形式的是( )。

A．物理磨损

B．精神磨损

C．化学磨损

D．经济磨损

试述归档文件整理的基本原则。

螺杆式冷水机组吸气压力过度低，可能的原因是（）

A、制冷剂液体量太多

B、过多的润滑油在系统中

C、通过蒸发器的水量太大

D、膨胀阀调整不当

E、制冷剂液体量过少