4、塔吊修理时，必须让修理人员佩戴安全带，以防发生意外。

• Keep it short and easy to remember.
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　　主题：做好公司职能工作的几个要素

• Keep it short and easy to remember.
• 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).

• Keep it short and easy to remember.
• 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).

　　3、各工地下脚料、钉子等物品要及时清理，严禁乱扔、乱放，以防发生意外，另外下脚料能用的尽量用上，严禁浪费，各工地负责人加强工地现场管理。