新印鉴在更换的次日起方可使用，（）天后抽出旧卡片加盖作废章，连同更换印鉴申请书放入账

布线系统与 (36) 紧密相关。光缆是用 (37) 携带信息的。光纤有5个优点：性能好、覆盖范围广、支持更多用户、安全性好以及 (38) 。

A．可发出有规律的电磁干扰

B．不受电磁干扰

C．可发出随机的电磁干扰

D．以上答案都不对

阅读下面短文，把A---D四个句子填入文中空缺处，使短文内容完整、正确。

I’m Lin Tao. I live in a beautiful apartment. ____小题1:____ There are eight floors in the building and there is a parking lot near it. We park our cars there.

Our apartment is in the countrysides. ____小题2:____ It’s four kilometers from the center of the city. My father works in the city, and he goes to work by car every day.

____小题3:____ One is for my parents. One is me and another for my

brother. We don’t have a garden, but there is a small balcony(阳台). ____小题4:____ I often water the flowers with my brother. Our apartment

is small but we are very happy in it. I love my home.

小题5:What is the best title （标题）for the passage?

A. My family      B. My home       C.  My father

蒸馏按操作方式可分为（）。

A、平衡蒸馏、常压蒸馏、加压及减压蒸馏

B、精馏、特殊精馏、常、减压蒸馏

C、简单蒸馏、平衡蒸馏、精馏及特殊精馏等

D、简单蒸馏和连续蒸馏

收集统计资料时，对于重大或敏感性强的问题应采用( )形式设置调查项目表。

A．判断提问

B．多项选择

C．单项选择

D．书面提问

风档胶条破损时的技术要求是什么？