cylinder scavenging

例句：

1. 1. The company is committed to cylinder scavenging and reducing waste.
   该公司致力于筒形容器回收和减少废物。
2. 2. The scrap metal is collected for cylinder scavenging.
   废金属被收集用于筒形容器回收。
3. 3.Recycling helps to reduce the amount of waste in our environment, which is a great way to cylinder scavenging.
   回收有助于减少我们环境中的废物量，这是一种很好的筒形容器回收方法。