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.
• 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).

　　⑷客户投诉按口头、电话、书面、罚款和退货进行归类，及时传递到公司内各相关部门，并且每月汇总、分析、呈报处理结果

• 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).

　　安全方面：存在进入施工现场的工人未带安全冒现象。原因分析：①天气炎热：②现场管理人员松懈。