题目内容

当正常照明因故障熄灭后,对需要确保人员安全疏散的出口和通道,应装设( )。

A. 安全照明
B. 疏散照明
C. 定向照明
D. 值班照明

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Which of the following statements is true according to the passage()

Adopted children recommend that they be told about the adoption by adoptive parents.
B. Experts all agree that telling the child too early about the adoption may confuse them.
C. Some experts hold that the adopted child should be kept in the dark as long as possible.
D. Parents should not discourage the adopted child from talking about the process of adoption.

砖砌体要求水平灰缝砂浆饱满度不得( )

A. 小于75%
B. 大于75%
C. 小于80%
D. 大于80%

城市地铁车站的站台多采用()车站。

A. 侧式
B. 岛、侧混合的形式
C. 岛式
D. 圆形

涂膜防水层的平均厚度应符合设计要求,最小厚度不应小于设计厚度的( )。

A. 50%
B. 60%
C. 80%
D. 90%

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