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简述堤防裂缝的处理方法。

答案

参考答案：

滑坡裂缝的处理方法有防止裂缝进水、清除附加荷载、削缓上部坡度、固脚阻滑、防冲防护、反滤排水；对于非滑坡裂缝一般采用开挖回填法（顺缝开挖回填和横墙隔断开挖回填）或灌浆法进行处理。

完形填空

We may look at the world around us, but somehow we manage not to see it         31        whatever we’ve become used to suddenly  32        (disappear). Take, for example, the neatly-dressed woman I used to see.

For three years, no matter 33         the weather was like, she was always waiting at the bus stop around 8:00 a.m. On 34  ________   (snow) days, she wore heavy clothes and a pair of 35    ____________   (wool) gloves. Of course I remember all 36  _______   only after she was seen no more .It was 37       that I realized how much 1 expected to see her each morning.

“Did she have an accident? Something  38     ______   ?” I thought to myself about her disappearance. Now that she was gone, I felt that I 39   __________   (know) her. I began to realize that part of our daily life probably includes such chance meetings       40  _________   familiar strangers: the milkman you see at dawn, and the twin brothers you see at the library. Such people are important markers in our lives. They add weight to our sense of place and belonging.
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多项选择题

甲机电安装工程公司承建A电站的机电设备工程。该机电安装工程公司为了提高工程质量、创造正常的施工条件，加强了对工程施工人员、施工机具、工程材料的控制，并且采用了自动化仪表工程施工技术。有就地仪表控制系统，也有经传感器测量和变送器转换、用一定路径送至集中控制室的集中系统。根据自动化仪表工程安装的施工程序和自动化仪表工程安装技术的要求，各项工作都有条不紊地进行，按期完成该机电安装工程。

敷设电缆时的环境温度低于某些数值时应采取措施，否则不宜敷设，其具体包括（）等。

A．交联聚丙烯电缆：0℃

B．低压塑料电缆：-20℃

C．橡皮电缆：-10℃

D．聚乙烯保护套绝缘电缆：-15℃

E．聚乙烯电缆：-20℃
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