5、各工地工人必须戴安全帽，如有不戴者，各工地负责人要实行罚款处理。

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　　2、东教学楼、实验楼除防水以外，砌体基本完工，屋面结束；

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• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

　　姜华：