雕刻

He enjoys life to the fullest, and he doesn't even know what tomorrow holds for him.

他尽全力享受着自己每一天的生活。而且，他不知道明天等待着他的将是什么。

This article illustrates pre-control of construction security of manual digging pile,and introduces construction security control measures of manual digging pile from construction quality of breast wall,process safety technique,blasting,construction demand of electricity,ventilation,and detection of poison gas,in order to ensure safe and smooth implementation of construction.

对人工挖孔桩施工安全事前控制进行了阐述，并从护壁的施工质量、过程安全技术、爆破、施工用电、通风及毒气检测等方面介绍了人工挖孔桩和施工安全控制措施，以保证施工的安全顺利进行。