2、二次砌体质量差，灰缝不饱满；

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
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　　进度方面：按照施工进度计划，实际进度相对滞后。原因分析：①人工挖孔桩技术难度较大；②六、七份雨水天气较多；③脚手架钢管租赁困难，未能及时投入使用，从而影响了工程进

• 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).

　　进度方面：按照施工进度计划，实际进度相对滞后。原因分析：①人工挖孔桩技术难度较大；②六、七份雨水天气较多；③脚手架钢管租赁困难，未能及时投入使用，从而影响了工程进度。