题目内容

目前建筑工程中使用的垂直运输设施主要有、、、等。

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Questions 11-13 are based on the following story about the speaker and his friends climbing in the Himalayas. You now have 15 seconds to read questions 11-13. Which of the following was NOT mentioned as one of the things they did during the long stop in the morning

A. Swimming and resting.
B. Writing diaries.
C. Watching birds.
D. Catching insects.

钢筋混凝土主要由、、__等组成。

申请人自发明创造专利在中国第一次提出专利申请之日起十二个月内，又向国务院专利行政部门就相同主题提出专利申请的，可以享有优先权。 ( )

A. 对
B. 错

班组机具管理的三定制度是指、、__。