logging identification

例句：

1. 2.
   采矿或伐木等
2. 3.
   在计算机中
3. 1. The company has a strict policy on logging emissions.
   该公司对排放记录有严格的政策。
4. 2. The logging company is responsible for clearing the forests.
   这个伐木公司负责清理森林。
5. 3.The logging operation was halted due to a sudden drop in demand.
   由于需求的突然下降，砍伐作业被暂停。