underground works

• 地下工程

underground works的用法和样例：

例句

1. An integrated intelligent method for bolt-shotcrete support design in underground rock excavation is presented.
   摘要提出了一种可用于岩石地下工程锚喷支护设计的人工智能综合设计方法。
2. Wall rock is a special medium of underground engineering and its stability affects directly production and safety.
   摘要围岩是地下工程类特殊的介质，其稳定性直接影响到生产和安全。