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问题 单项选择题

桥梁上部结构悬臂浇筑法施工中，为减少因温度变化而使对合龙段混凝土产生拉应力，合龙段混凝土浇筑时间应安排在一天中的( )时段浇筑。

A．平均气温

B．最高气温

C．最低气温

D．任意

答案

参考答案：C

问答题 简答题

锅炉启动前通风吹扫的目的是什么？
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Meeting your personal living needs is our number one choice.
All of our big apartments offer fully equipped kitchens(including dinnerware, cookware and utensils)and separate living and dining areas—ideal for holding informal business meetings or entertaining.
Telephone, Television & Internet Services
Our apartments include a private telephone line with voice mail system. including extended cable TV & high speed Interact service. Additional services such as fax or modem fines can be easily arranged.
Parking is available at many of the apartment locations for a cheap parking fee.
Housekeeping
Weekly housekeeping service is provided with your suite.
Recreation
Many locations have many fitness facilities, including swimming pools, exercise rooms, saunas(桑拿)and tennis courts.

What other fitness facilities can residents enjoy besides swimming pools, exercise rooms and saunas They can also enjoy ______ .
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