logging while drilling

例句：

1. 1.
   采矿或伐木的
2. 2.
   在森林中进行的
3. 3.
   在森林中进行的
4. 1. Thecompany's logging operation has been expandingin recent years.
   该公司的采伐作业近年来一直在扩大。
5. 2. The logging operation is a majorsource of income for the local community.
   采伐作业是当地社区的主要收入来源。
6. 3. Thelogging operation requires careful planning and execution toensure safety and environmental sustainability.
   采伐作业需要仔细规划和执行，以确保安全和环境可持续性。